Quick view Details Holley | sku: TMX550-1064 Holley Terminator X 550-1064 Max Stealth 4150 58X LS EFI Fuel Injection Systems MSRP: Now: $2,949.95 Add to Cart Compare Quick view Details Holley | sku: H19554-102 Holley Performance 554-102 Fuel Pressure Sensor MSRP: Now: $159.95 Add to Cart Compare Quick view Details Holley | sku: H19554-114 Holley Performance 554-114 Dominator EFI ECU MSRP: Now: $2,499.95 Add to Cart Compare Quick view Details Holley | sku: SNI550-511-3XX Holley 550-511-3XX Sniper 2 EFI Base Kit - Without PDM - 3.5 in. Handheld MSRP: Now: $1,449.95 Add to Cart Compare Quick view Details Holley | sku: H19553-106 Holley EFI 553-106 7" Digital Dash MSRP: Now: $999.95 Add to Cart Compare Quick view Details Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors MSRP: Now: $1,999.95 Add to Cart Compare Quick view Details Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP MSRP: Now: $2,099.95 Add to Cart Compare Quick view Details Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body MSRP: Now: $929.95 Add to Cart Compare Quick view Details Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor MSRP: Now: $214.95 Add to Cart Compare Quick view Details Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X MSRP: Now: $179.95 Add to Cart Compare Quick view Details Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness MSRP: Now: $699.95 Add to Cart Compare Quick view Details Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness MSRP: Now: $119.95 Add to Cart Compare Quick view Details Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view Details MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang MSRP: Now: $409.95 Add to Cart Compare Quick view Details Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller MSRP: Now: $434.95 Add to Cart Compare Quick view Holley | sku: TMX550-1064 Holley Terminator X 550-1064 Max Stealth 4150 58X LS EFI Fuel Injection Systems HOLLEY EFI TERMINATOR X MAX STEALTH 4150 - GM LS E MSRP: Now: $2,949.95 Add to Cart Compare Quick view Holley | sku: H19554-102 Holley Performance 554-102 Fuel Pressure Sensor Fuel Pressure SensorFuel Pressure Sensor; 0-100 psi; Plug And Play For Fuel And Oil Pressure Inputs w/Holley EFI Systems;SPECIFICATIONS:Material: Stainless SteelPressure: 0-100 PSIFEATURES:Stainless... MSRP: Now: $159.95 Add to Cart Compare Quick view Holley | sku: H19554-114 Holley Performance 554-114 Dominator EFI ECU Engine Control ModuleDominator EFI ECU; Custom Built To Order; For Complete System Wideband Oxygen Sensors/Main Wiring Harness/Injector Wiring Harness/Ignition Adapter Harness/Accessories... MSRP: Now: $2,499.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3XX Holley 550-511-3XX Sniper 2 EFI Base Kit - Without PDM - 3.5 in. Handheld MSRP: Now: $1,449.95 Add to Cart Compare Quick view Holley | sku: H19553-106 Holley EFI 553-106 7" Digital Dash The Holley EFI Digital Dash is completely customizable with a variety of gauge and indicator screens that can be programmed to display any parameter you need. The dash also offers a virtual switch... MSRP: Now: $999.95 Add to Cart Compare Quick view Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel... MSRP: Now: $1,999.95 Add to Cart Compare Quick view Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The... MSRP: Now: $2,099.95 Add to Cart Compare Quick view Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body Throttle Body AssemblyThrottle BodyThrottle Body; LS 90mm w/Tapered Bore; Idle Bleed Adjustment; TPS Clocker And PCV Passage Included; Cable Driven; Black Anodized;SPECIFICATIONS:Material: Billet... MSRP: Now: $929.95 Add to Cart Compare Quick view Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Details Holley | sku: H19554-102 Holley Performance 554-102 Fuel Pressure Sensor MSRP: Now: $159.95 Add to Cart Compare Quick view Details Holley | sku: H19554-114 Holley Performance 554-114 Dominator EFI ECU MSRP: Now: $2,499.95 Add to Cart Compare Quick view Details Holley | sku: SNI550-511-3XX Holley 550-511-3XX Sniper 2 EFI Base Kit - Without PDM - 3.5 in. Handheld MSRP: Now: $1,449.95 Add to Cart Compare Quick view Details Holley | sku: H19553-106 Holley EFI 553-106 7" Digital Dash MSRP: Now: $999.95 Add to Cart Compare Quick view Details Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors MSRP: Now: $1,999.95 Add to Cart Compare Quick view Details Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP MSRP: Now: $2,099.95 Add to Cart Compare Quick view Details Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body MSRP: Now: $929.95 Add to Cart Compare Quick view Details Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor MSRP: Now: $214.95 Add to Cart Compare Quick view Details Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X MSRP: Now: $179.95 Add to Cart Compare Quick view Details Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness MSRP: Now: $699.95 Add to Cart Compare Quick view Details Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness MSRP: Now: $119.95 Add to Cart Compare Quick view Details Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view Details MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang MSRP: Now: $409.95 Add to Cart Compare Quick view Details Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller MSRP: Now: $434.95 Add to Cart Compare Quick view Holley | sku: TMX550-1064 Holley Terminator X 550-1064 Max Stealth 4150 58X LS EFI Fuel Injection Systems HOLLEY EFI TERMINATOR X MAX STEALTH 4150 - GM LS E MSRP: Now: $2,949.95 Add to Cart Compare Quick view Holley | sku: H19554-102 Holley Performance 554-102 Fuel Pressure Sensor Fuel Pressure SensorFuel Pressure Sensor; 0-100 psi; Plug And Play For Fuel And Oil Pressure Inputs w/Holley EFI Systems;SPECIFICATIONS:Material: Stainless SteelPressure: 0-100 PSIFEATURES:Stainless... MSRP: Now: $159.95 Add to Cart Compare Quick view Holley | sku: H19554-114 Holley Performance 554-114 Dominator EFI ECU Engine Control ModuleDominator EFI ECU; Custom Built To Order; For Complete System Wideband Oxygen Sensors/Main Wiring Harness/Injector Wiring Harness/Ignition Adapter Harness/Accessories... MSRP: Now: $2,499.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3XX Holley 550-511-3XX Sniper 2 EFI Base Kit - Without PDM - 3.5 in. Handheld MSRP: Now: $1,449.95 Add to Cart Compare Quick view Holley | sku: H19553-106 Holley EFI 553-106 7" Digital Dash The Holley EFI Digital Dash is completely customizable with a variety of gauge and indicator screens that can be programmed to display any parameter you need. The dash also offers a virtual switch... MSRP: Now: $999.95 Add to Cart Compare Quick view Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel... MSRP: Now: $1,999.95 Add to Cart Compare Quick view Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The... MSRP: Now: $2,099.95 Add to Cart Compare Quick view Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body Throttle Body AssemblyThrottle BodyThrottle Body; LS 90mm w/Tapered Bore; Idle Bleed Adjustment; TPS Clocker And PCV Passage Included; Cable Driven; Black Anodized;SPECIFICATIONS:Material: Billet... MSRP: Now: $929.95 Add to Cart Compare Quick view Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Details Holley | sku: H19554-114 Holley Performance 554-114 Dominator EFI ECU MSRP: Now: $2,499.95 Add to Cart Compare Quick view Details Holley | sku: SNI550-511-3XX Holley 550-511-3XX Sniper 2 EFI Base Kit - Without PDM - 3.5 in. Handheld MSRP: Now: $1,449.95 Add to Cart Compare Quick view Details Holley | sku: H19553-106 Holley EFI 553-106 7" Digital Dash MSRP: Now: $999.95 Add to Cart Compare Quick view Details Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors MSRP: Now: $1,999.95 Add to Cart Compare Quick view Details Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP MSRP: Now: $2,099.95 Add to Cart Compare Quick view Details Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body MSRP: Now: $929.95 Add to Cart Compare Quick view Details Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor MSRP: Now: $214.95 Add to Cart Compare Quick view Details Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X MSRP: Now: $179.95 Add to Cart Compare Quick view Details Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness MSRP: Now: $699.95 Add to Cart Compare Quick view Details Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness MSRP: Now: $119.95 Add to Cart Compare Quick view Details Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view Details MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang MSRP: Now: $409.95 Add to Cart Compare Quick view Details Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller MSRP: Now: $434.95 Add to Cart Compare Quick view Holley | sku: TMX550-1064 Holley Terminator X 550-1064 Max Stealth 4150 58X LS EFI Fuel Injection Systems HOLLEY EFI TERMINATOR X MAX STEALTH 4150 - GM LS E MSRP: Now: $2,949.95 Add to Cart Compare Quick view Holley | sku: H19554-102 Holley Performance 554-102 Fuel Pressure Sensor Fuel Pressure SensorFuel Pressure Sensor; 0-100 psi; Plug And Play For Fuel And Oil Pressure Inputs w/Holley EFI Systems;SPECIFICATIONS:Material: Stainless SteelPressure: 0-100 PSIFEATURES:Stainless... MSRP: Now: $159.95 Add to Cart Compare Quick view Holley | sku: H19554-114 Holley Performance 554-114 Dominator EFI ECU Engine Control ModuleDominator EFI ECU; Custom Built To Order; For Complete System Wideband Oxygen Sensors/Main Wiring Harness/Injector Wiring Harness/Ignition Adapter Harness/Accessories... MSRP: Now: $2,499.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3XX Holley 550-511-3XX Sniper 2 EFI Base Kit - Without PDM - 3.5 in. Handheld MSRP: Now: $1,449.95 Add to Cart Compare Quick view Holley | sku: H19553-106 Holley EFI 553-106 7" Digital Dash The Holley EFI Digital Dash is completely customizable with a variety of gauge and indicator screens that can be programmed to display any parameter you need. The dash also offers a virtual switch... MSRP: Now: $999.95 Add to Cart Compare Quick view Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel... MSRP: Now: $1,999.95 Add to Cart Compare Quick view Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The... MSRP: Now: $2,099.95 Add to Cart Compare Quick view Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body Throttle Body AssemblyThrottle BodyThrottle Body; LS 90mm w/Tapered Bore; Idle Bleed Adjustment; TPS Clocker And PCV Passage Included; Cable Driven; Black Anodized;SPECIFICATIONS:Material: Billet... MSRP: Now: $929.95 Add to Cart Compare Quick view Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Details Holley | sku: SNI550-511-3XX Holley 550-511-3XX Sniper 2 EFI Base Kit - Without PDM - 3.5 in. Handheld MSRP: Now: $1,449.95 Add to Cart Compare Quick view Details Holley | sku: H19553-106 Holley EFI 553-106 7" Digital Dash MSRP: Now: $999.95 Add to Cart Compare Quick view Details Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors MSRP: Now: $1,999.95 Add to Cart Compare Quick view Details Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP MSRP: Now: $2,099.95 Add to Cart Compare Quick view Details Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body MSRP: Now: $929.95 Add to Cart Compare Quick view Details Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor MSRP: Now: $214.95 Add to Cart Compare Quick view Details Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X MSRP: Now: $179.95 Add to Cart Compare Quick view Details Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness MSRP: Now: $699.95 Add to Cart Compare Quick view Details Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness MSRP: Now: $119.95 Add to Cart Compare Quick view Details Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view Details MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang MSRP: Now: $409.95 Add to Cart Compare Quick view Details Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller MSRP: Now: $434.95 Add to Cart Compare Quick view Holley | sku: TMX550-1064 Holley Terminator X 550-1064 Max Stealth 4150 58X LS EFI Fuel Injection Systems HOLLEY EFI TERMINATOR X MAX STEALTH 4150 - GM LS E MSRP: Now: $2,949.95 Add to Cart Compare Quick view Holley | sku: H19554-102 Holley Performance 554-102 Fuel Pressure Sensor Fuel Pressure SensorFuel Pressure Sensor; 0-100 psi; Plug And Play For Fuel And Oil Pressure Inputs w/Holley EFI Systems;SPECIFICATIONS:Material: Stainless SteelPressure: 0-100 PSIFEATURES:Stainless... MSRP: Now: $159.95 Add to Cart Compare Quick view Holley | sku: H19554-114 Holley Performance 554-114 Dominator EFI ECU Engine Control ModuleDominator EFI ECU; Custom Built To Order; For Complete System Wideband Oxygen Sensors/Main Wiring Harness/Injector Wiring Harness/Ignition Adapter Harness/Accessories... MSRP: Now: $2,499.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3XX Holley 550-511-3XX Sniper 2 EFI Base Kit - Without PDM - 3.5 in. Handheld MSRP: Now: $1,449.95 Add to Cart Compare Quick view Holley | sku: H19553-106 Holley EFI 553-106 7" Digital Dash The Holley EFI Digital Dash is completely customizable with a variety of gauge and indicator screens that can be programmed to display any parameter you need. The dash also offers a virtual switch... MSRP: Now: $999.95 Add to Cart Compare Quick view Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel... MSRP: Now: $1,999.95 Add to Cart Compare Quick view Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The... MSRP: Now: $2,099.95 Add to Cart Compare Quick view Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body Throttle Body AssemblyThrottle BodyThrottle Body; LS 90mm w/Tapered Bore; Idle Bleed Adjustment; TPS Clocker And PCV Passage Included; Cable Driven; Black Anodized;SPECIFICATIONS:Material: Billet... MSRP: Now: $929.95 Add to Cart Compare Quick view Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Details Holley | sku: H19553-106 Holley EFI 553-106 7" Digital Dash MSRP: Now: $999.95 Add to Cart Compare Quick view Details Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors MSRP: Now: $1,999.95 Add to Cart Compare Quick view Details Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP MSRP: Now: $2,099.95 Add to Cart Compare Quick view Details Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body MSRP: Now: $929.95 Add to Cart Compare Quick view Details Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor MSRP: Now: $214.95 Add to Cart Compare Quick view Details Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X MSRP: Now: $179.95 Add to Cart Compare Quick view Details Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness MSRP: Now: $699.95 Add to Cart Compare Quick view Details Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness MSRP: Now: $119.95 Add to Cart Compare Quick view Details Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view Details MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang MSRP: Now: $409.95 Add to Cart Compare Quick view Details Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller MSRP: Now: $434.95 Add to Cart Compare Quick view Holley | sku: TMX550-1064 Holley Terminator X 550-1064 Max Stealth 4150 58X LS EFI Fuel Injection Systems HOLLEY EFI TERMINATOR X MAX STEALTH 4150 - GM LS E MSRP: Now: $2,949.95 Add to Cart Compare Quick view Holley | sku: H19554-102 Holley Performance 554-102 Fuel Pressure Sensor Fuel Pressure SensorFuel Pressure Sensor; 0-100 psi; Plug And Play For Fuel And Oil Pressure Inputs w/Holley EFI Systems;SPECIFICATIONS:Material: Stainless SteelPressure: 0-100 PSIFEATURES:Stainless... MSRP: Now: $159.95 Add to Cart Compare Quick view Holley | sku: H19554-114 Holley Performance 554-114 Dominator EFI ECU Engine Control ModuleDominator EFI ECU; Custom Built To Order; For Complete System Wideband Oxygen Sensors/Main Wiring Harness/Injector Wiring Harness/Ignition Adapter Harness/Accessories... MSRP: Now: $2,499.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3XX Holley 550-511-3XX Sniper 2 EFI Base Kit - Without PDM - 3.5 in. Handheld MSRP: Now: $1,449.95 Add to Cart Compare Quick view Holley | sku: H19553-106 Holley EFI 553-106 7" Digital Dash The Holley EFI Digital Dash is completely customizable with a variety of gauge and indicator screens that can be programmed to display any parameter you need. The dash also offers a virtual switch... MSRP: Now: $999.95 Add to Cart Compare Quick view Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel... MSRP: Now: $1,999.95 Add to Cart Compare Quick view Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The... MSRP: Now: $2,099.95 Add to Cart Compare Quick view Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body Throttle Body AssemblyThrottle BodyThrottle Body; LS 90mm w/Tapered Bore; Idle Bleed Adjustment; TPS Clocker And PCV Passage Included; Cable Driven; Black Anodized;SPECIFICATIONS:Material: Billet... MSRP: Now: $929.95 Add to Cart Compare Quick view Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Details Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors MSRP: Now: $1,999.95 Add to Cart Compare Quick view Details Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP MSRP: Now: $2,099.95 Add to Cart Compare Quick view Details Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body MSRP: Now: $929.95 Add to Cart Compare Quick view Details Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor MSRP: Now: $214.95 Add to Cart Compare Quick view Details Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X MSRP: Now: $179.95 Add to Cart Compare Quick view Details Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness MSRP: Now: $699.95 Add to Cart Compare Quick view Details Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness MSRP: Now: $119.95 Add to Cart Compare Quick view Details Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view Details MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang MSRP: Now: $409.95 Add to Cart Compare Quick view Details Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller MSRP: Now: $434.95 Add to Cart Compare Quick view Holley | sku: TMX550-1064 Holley Terminator X 550-1064 Max Stealth 4150 58X LS EFI Fuel Injection Systems HOLLEY EFI TERMINATOR X MAX STEALTH 4150 - GM LS E MSRP: Now: $2,949.95 Add to Cart Compare Quick view Holley | sku: H19554-102 Holley Performance 554-102 Fuel Pressure Sensor Fuel Pressure SensorFuel Pressure Sensor; 0-100 psi; Plug And Play For Fuel And Oil Pressure Inputs w/Holley EFI Systems;SPECIFICATIONS:Material: Stainless SteelPressure: 0-100 PSIFEATURES:Stainless... MSRP: Now: $159.95 Add to Cart Compare Quick view Holley | sku: H19554-114 Holley Performance 554-114 Dominator EFI ECU Engine Control ModuleDominator EFI ECU; Custom Built To Order; For Complete System Wideband Oxygen Sensors/Main Wiring Harness/Injector Wiring Harness/Ignition Adapter Harness/Accessories... MSRP: Now: $2,499.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3XX Holley 550-511-3XX Sniper 2 EFI Base Kit - Without PDM - 3.5 in. Handheld MSRP: Now: $1,449.95 Add to Cart Compare Quick view Holley | sku: H19553-106 Holley EFI 553-106 7" Digital Dash The Holley EFI Digital Dash is completely customizable with a variety of gauge and indicator screens that can be programmed to display any parameter you need. The dash also offers a virtual switch... MSRP: Now: $999.95 Add to Cart Compare Quick view Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel... MSRP: Now: $1,999.95 Add to Cart Compare Quick view Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The... MSRP: Now: $2,099.95 Add to Cart Compare Quick view Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body Throttle Body AssemblyThrottle BodyThrottle Body; LS 90mm w/Tapered Bore; Idle Bleed Adjustment; TPS Clocker And PCV Passage Included; Cable Driven; Black Anodized;SPECIFICATIONS:Material: Billet... MSRP: Now: $929.95 Add to Cart Compare Quick view Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Details Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors MSRP: Now: $1,999.95 Add to Cart Compare Quick view Details Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP MSRP: Now: $2,099.95 Add to Cart Compare Quick view Details Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body MSRP: Now: $929.95 Add to Cart Compare Quick view Details Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor MSRP: Now: $214.95 Add to Cart Compare Quick view Details Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X MSRP: Now: $179.95 Add to Cart Compare Quick view Details Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness MSRP: Now: $699.95 Add to Cart Compare Quick view Details Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness MSRP: Now: $119.95 Add to Cart Compare Quick view Details Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view Details MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang MSRP: Now: $409.95 Add to Cart Compare Quick view Details Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller MSRP: Now: $434.95 Add to Cart Compare Quick view Holley | sku: TMX550-1064 Holley Terminator X 550-1064 Max Stealth 4150 58X LS EFI Fuel Injection Systems HOLLEY EFI TERMINATOR X MAX STEALTH 4150 - GM LS E MSRP: Now: $2,949.95 Add to Cart Compare Quick view Holley | sku: H19554-102 Holley Performance 554-102 Fuel Pressure Sensor Fuel Pressure SensorFuel Pressure Sensor; 0-100 psi; Plug And Play For Fuel And Oil Pressure Inputs w/Holley EFI Systems;SPECIFICATIONS:Material: Stainless SteelPressure: 0-100 PSIFEATURES:Stainless... MSRP: Now: $159.95 Add to Cart Compare Quick view Holley | sku: H19554-114 Holley Performance 554-114 Dominator EFI ECU Engine Control ModuleDominator EFI ECU; Custom Built To Order; For Complete System Wideband Oxygen Sensors/Main Wiring Harness/Injector Wiring Harness/Ignition Adapter Harness/Accessories... MSRP: Now: $2,499.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3XX Holley 550-511-3XX Sniper 2 EFI Base Kit - Without PDM - 3.5 in. Handheld MSRP: Now: $1,449.95 Add to Cart Compare Quick view Holley | sku: H19553-106 Holley EFI 553-106 7" Digital Dash The Holley EFI Digital Dash is completely customizable with a variety of gauge and indicator screens that can be programmed to display any parameter you need. The dash also offers a virtual switch... MSRP: Now: $999.95 Add to Cart Compare Quick view Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel... MSRP: Now: $1,999.95 Add to Cart Compare Quick view Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The... MSRP: Now: $2,099.95 Add to Cart Compare Quick view Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body Throttle Body AssemblyThrottle BodyThrottle Body; LS 90mm w/Tapered Bore; Idle Bleed Adjustment; TPS Clocker And PCV Passage Included; Cable Driven; Black Anodized;SPECIFICATIONS:Material: Billet... MSRP: Now: $929.95 Add to Cart Compare Quick view Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Details Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors MSRP: Now: $1,999.95 Add to Cart Compare Quick view Details Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP MSRP: Now: $2,099.95 Add to Cart Compare Quick view Details Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body MSRP: Now: $929.95 Add to Cart Compare Quick view Details Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor MSRP: Now: $214.95 Add to Cart Compare Quick view Details Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X MSRP: Now: $179.95 Add to Cart Compare Quick view Details Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness MSRP: Now: $699.95 Add to Cart Compare Quick view Details Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness MSRP: Now: $119.95 Add to Cart Compare Quick view Details Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view Details MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang MSRP: Now: $409.95 Add to Cart Compare Quick view Details Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller MSRP: Now: $434.95 Add to Cart Compare Quick view Holley | sku: TMX550-1064 Holley Terminator X 550-1064 Max Stealth 4150 58X LS EFI Fuel Injection Systems HOLLEY EFI TERMINATOR X MAX STEALTH 4150 - GM LS E MSRP: Now: $2,949.95 Add to Cart Compare Quick view Holley | sku: H19554-102 Holley Performance 554-102 Fuel Pressure Sensor Fuel Pressure SensorFuel Pressure Sensor; 0-100 psi; Plug And Play For Fuel And Oil Pressure Inputs w/Holley EFI Systems;SPECIFICATIONS:Material: Stainless SteelPressure: 0-100 PSIFEATURES:Stainless... MSRP: Now: $159.95 Add to Cart Compare Quick view Holley | sku: H19554-114 Holley Performance 554-114 Dominator EFI ECU Engine Control ModuleDominator EFI ECU; Custom Built To Order; For Complete System Wideband Oxygen Sensors/Main Wiring Harness/Injector Wiring Harness/Ignition Adapter Harness/Accessories... MSRP: Now: $2,499.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3XX Holley 550-511-3XX Sniper 2 EFI Base Kit - Without PDM - 3.5 in. Handheld MSRP: Now: $1,449.95 Add to Cart Compare Quick view Holley | sku: H19553-106 Holley EFI 553-106 7" Digital Dash The Holley EFI Digital Dash is completely customizable with a variety of gauge and indicator screens that can be programmed to display any parameter you need. The dash also offers a virtual switch... MSRP: Now: $999.95 Add to Cart Compare Quick view Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel... MSRP: Now: $1,999.95 Add to Cart Compare Quick view Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The... MSRP: Now: $2,099.95 Add to Cart Compare Quick view Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body Throttle Body AssemblyThrottle BodyThrottle Body; LS 90mm w/Tapered Bore; Idle Bleed Adjustment; TPS Clocker And PCV Passage Included; Cable Driven; Black Anodized;SPECIFICATIONS:Material: Billet... MSRP: Now: $929.95 Add to Cart Compare Quick view Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Details Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP MSRP: Now: $2,099.95 Add to Cart Compare Quick view Details Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body MSRP: Now: $929.95 Add to Cart Compare Quick view Details Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor MSRP: Now: $214.95 Add to Cart Compare Quick view Details Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X MSRP: Now: $179.95 Add to Cart Compare Quick view Details Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness MSRP: Now: $699.95 Add to Cart Compare Quick view Details Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness MSRP: Now: $119.95 Add to Cart Compare Quick view Details Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view Details MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang MSRP: Now: $409.95 Add to Cart Compare Quick view Details Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller MSRP: Now: $434.95 Add to Cart Compare Quick view Holley | sku: TMX550-1064 Holley Terminator X 550-1064 Max Stealth 4150 58X LS EFI Fuel Injection Systems HOLLEY EFI TERMINATOR X MAX STEALTH 4150 - GM LS E MSRP: Now: $2,949.95 Add to Cart Compare Quick view Holley | sku: H19554-102 Holley Performance 554-102 Fuel Pressure Sensor Fuel Pressure SensorFuel Pressure Sensor; 0-100 psi; Plug And Play For Fuel And Oil Pressure Inputs w/Holley EFI Systems;SPECIFICATIONS:Material: Stainless SteelPressure: 0-100 PSIFEATURES:Stainless... MSRP: Now: $159.95 Add to Cart Compare Quick view Holley | sku: H19554-114 Holley Performance 554-114 Dominator EFI ECU Engine Control ModuleDominator EFI ECU; Custom Built To Order; For Complete System Wideband Oxygen Sensors/Main Wiring Harness/Injector Wiring Harness/Ignition Adapter Harness/Accessories... MSRP: Now: $2,499.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3XX Holley 550-511-3XX Sniper 2 EFI Base Kit - Without PDM - 3.5 in. Handheld MSRP: Now: $1,449.95 Add to Cart Compare Quick view Holley | sku: H19553-106 Holley EFI 553-106 7" Digital Dash The Holley EFI Digital Dash is completely customizable with a variety of gauge and indicator screens that can be programmed to display any parameter you need. The dash also offers a virtual switch... MSRP: Now: $999.95 Add to Cart Compare Quick view Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel... MSRP: Now: $1,999.95 Add to Cart Compare Quick view Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The... MSRP: Now: $2,099.95 Add to Cart Compare Quick view Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body Throttle Body AssemblyThrottle BodyThrottle Body; LS 90mm w/Tapered Bore; Idle Bleed Adjustment; TPS Clocker And PCV Passage Included; Cable Driven; Black Anodized;SPECIFICATIONS:Material: Billet... MSRP: Now: $929.95 Add to Cart Compare Quick view Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Details Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body MSRP: Now: $929.95 Add to Cart Compare Quick view Details Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor MSRP: Now: $214.95 Add to Cart Compare Quick view Details Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X MSRP: Now: $179.95 Add to Cart Compare Quick view Details Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness MSRP: Now: $699.95 Add to Cart Compare Quick view Details Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness MSRP: Now: $119.95 Add to Cart Compare Quick view Details Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view Details MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang MSRP: Now: $409.95 Add to Cart Compare Quick view Details Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller MSRP: Now: $434.95 Add to Cart Compare Quick view Holley | sku: TMX550-1064 Holley Terminator X 550-1064 Max Stealth 4150 58X LS EFI Fuel Injection Systems HOLLEY EFI TERMINATOR X MAX STEALTH 4150 - GM LS E MSRP: Now: $2,949.95 Add to Cart Compare Quick view Holley | sku: H19554-102 Holley Performance 554-102 Fuel Pressure Sensor Fuel Pressure SensorFuel Pressure Sensor; 0-100 psi; Plug And Play For Fuel And Oil Pressure Inputs w/Holley EFI Systems;SPECIFICATIONS:Material: Stainless SteelPressure: 0-100 PSIFEATURES:Stainless... MSRP: Now: $159.95 Add to Cart Compare Quick view Holley | sku: H19554-114 Holley Performance 554-114 Dominator EFI ECU Engine Control ModuleDominator EFI ECU; Custom Built To Order; For Complete System Wideband Oxygen Sensors/Main Wiring Harness/Injector Wiring Harness/Ignition Adapter Harness/Accessories... MSRP: Now: $2,499.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3XX Holley 550-511-3XX Sniper 2 EFI Base Kit - Without PDM - 3.5 in. Handheld MSRP: Now: $1,449.95 Add to Cart Compare Quick view Holley | sku: H19553-106 Holley EFI 553-106 7" Digital Dash The Holley EFI Digital Dash is completely customizable with a variety of gauge and indicator screens that can be programmed to display any parameter you need. The dash also offers a virtual switch... MSRP: Now: $999.95 Add to Cart Compare Quick view Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel... MSRP: Now: $1,999.95 Add to Cart Compare Quick view Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The... MSRP: Now: $2,099.95 Add to Cart Compare Quick view Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body Throttle Body AssemblyThrottle BodyThrottle Body; LS 90mm w/Tapered Bore; Idle Bleed Adjustment; TPS Clocker And PCV Passage Included; Cable Driven; Black Anodized;SPECIFICATIONS:Material: Billet... MSRP: Now: $929.95 Add to Cart Compare Quick view Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Details Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor MSRP: Now: $214.95 Add to Cart Compare Quick view Details Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X MSRP: Now: $179.95 Add to Cart Compare Quick view Details Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness MSRP: Now: $699.95 Add to Cart Compare Quick view Details Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness MSRP: Now: $119.95 Add to Cart Compare Quick view Details Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view Details MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang MSRP: Now: $409.95 Add to Cart Compare Quick view Details Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller MSRP: Now: $434.95 Add to Cart Compare Quick view Holley | sku: TMX550-1064 Holley Terminator X 550-1064 Max Stealth 4150 58X LS EFI Fuel Injection Systems HOLLEY EFI TERMINATOR X MAX STEALTH 4150 - GM LS E MSRP: Now: $2,949.95 Add to Cart Compare Quick view Holley | sku: H19554-102 Holley Performance 554-102 Fuel Pressure Sensor Fuel Pressure SensorFuel Pressure Sensor; 0-100 psi; Plug And Play For Fuel And Oil Pressure Inputs w/Holley EFI Systems;SPECIFICATIONS:Material: Stainless SteelPressure: 0-100 PSIFEATURES:Stainless... MSRP: Now: $159.95 Add to Cart Compare Quick view Holley | sku: H19554-114 Holley Performance 554-114 Dominator EFI ECU Engine Control ModuleDominator EFI ECU; Custom Built To Order; For Complete System Wideband Oxygen Sensors/Main Wiring Harness/Injector Wiring Harness/Ignition Adapter Harness/Accessories... MSRP: Now: $2,499.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3XX Holley 550-511-3XX Sniper 2 EFI Base Kit - Without PDM - 3.5 in. Handheld MSRP: Now: $1,449.95 Add to Cart Compare Quick view Holley | sku: H19553-106 Holley EFI 553-106 7" Digital Dash The Holley EFI Digital Dash is completely customizable with a variety of gauge and indicator screens that can be programmed to display any parameter you need. The dash also offers a virtual switch... MSRP: Now: $999.95 Add to Cart Compare Quick view Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel... MSRP: Now: $1,999.95 Add to Cart Compare Quick view Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The... MSRP: Now: $2,099.95 Add to Cart Compare Quick view Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body Throttle Body AssemblyThrottle BodyThrottle Body; LS 90mm w/Tapered Bore; Idle Bleed Adjustment; TPS Clocker And PCV Passage Included; Cable Driven; Black Anodized;SPECIFICATIONS:Material: Billet... MSRP: Now: $929.95 Add to Cart Compare Quick view Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Details Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Details Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor MSRP: Now: $214.95 Add to Cart Compare Quick view Details Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X MSRP: Now: $179.95 Add to Cart Compare Quick view Details Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness MSRP: Now: $699.95 Add to Cart Compare Quick view Details Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness MSRP: Now: $119.95 Add to Cart Compare Quick view Details Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view Details MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang MSRP: Now: $409.95 Add to Cart Compare Quick view Details Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller MSRP: Now: $434.95 Add to Cart Compare Quick view Holley | sku: TMX550-1064 Holley Terminator X 550-1064 Max Stealth 4150 58X LS EFI Fuel Injection Systems HOLLEY EFI TERMINATOR X MAX STEALTH 4150 - GM LS E MSRP: Now: $2,949.95 Add to Cart Compare Quick view Holley | sku: H19554-102 Holley Performance 554-102 Fuel Pressure Sensor Fuel Pressure SensorFuel Pressure Sensor; 0-100 psi; Plug And Play For Fuel And Oil Pressure Inputs w/Holley EFI Systems;SPECIFICATIONS:Material: Stainless SteelPressure: 0-100 PSIFEATURES:Stainless... MSRP: Now: $159.95 Add to Cart Compare Quick view Holley | sku: H19554-114 Holley Performance 554-114 Dominator EFI ECU Engine Control ModuleDominator EFI ECU; Custom Built To Order; For Complete System Wideband Oxygen Sensors/Main Wiring Harness/Injector Wiring Harness/Ignition Adapter Harness/Accessories... MSRP: Now: $2,499.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3XX Holley 550-511-3XX Sniper 2 EFI Base Kit - Without PDM - 3.5 in. Handheld MSRP: Now: $1,449.95 Add to Cart Compare Quick view Holley | sku: H19553-106 Holley EFI 553-106 7" Digital Dash The Holley EFI Digital Dash is completely customizable with a variety of gauge and indicator screens that can be programmed to display any parameter you need. The dash also offers a virtual switch... MSRP: Now: $999.95 Add to Cart Compare Quick view Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel... MSRP: Now: $1,999.95 Add to Cart Compare Quick view Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The... MSRP: Now: $2,099.95 Add to Cart Compare Quick view Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body Throttle Body AssemblyThrottle BodyThrottle Body; LS 90mm w/Tapered Bore; Idle Bleed Adjustment; TPS Clocker And PCV Passage Included; Cable Driven; Black Anodized;SPECIFICATIONS:Material: Billet... MSRP: Now: $929.95 Add to Cart Compare Quick view Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Details Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor MSRP: Now: $214.95 Add to Cart Compare Quick view Details Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X MSRP: Now: $179.95 Add to Cart Compare Quick view Details Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness MSRP: Now: $699.95 Add to Cart Compare Quick view Details Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness MSRP: Now: $119.95 Add to Cart Compare Quick view Details Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view Details MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang MSRP: Now: $409.95 Add to Cart Compare Quick view Details Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller MSRP: Now: $434.95 Add to Cart Compare Quick view Holley | sku: TMX550-1064 Holley Terminator X 550-1064 Max Stealth 4150 58X LS EFI Fuel Injection Systems HOLLEY EFI TERMINATOR X MAX STEALTH 4150 - GM LS E MSRP: Now: $2,949.95 Add to Cart Compare Quick view Holley | sku: H19554-102 Holley Performance 554-102 Fuel Pressure Sensor Fuel Pressure SensorFuel Pressure Sensor; 0-100 psi; Plug And Play For Fuel And Oil Pressure Inputs w/Holley EFI Systems;SPECIFICATIONS:Material: Stainless SteelPressure: 0-100 PSIFEATURES:Stainless... MSRP: Now: $159.95 Add to Cart Compare Quick view Holley | sku: H19554-114 Holley Performance 554-114 Dominator EFI ECU Engine Control ModuleDominator EFI ECU; Custom Built To Order; For Complete System Wideband Oxygen Sensors/Main Wiring Harness/Injector Wiring Harness/Ignition Adapter Harness/Accessories... MSRP: Now: $2,499.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3XX Holley 550-511-3XX Sniper 2 EFI Base Kit - Without PDM - 3.5 in. Handheld MSRP: Now: $1,449.95 Add to Cart Compare Quick view Holley | sku: H19553-106 Holley EFI 553-106 7" Digital Dash The Holley EFI Digital Dash is completely customizable with a variety of gauge and indicator screens that can be programmed to display any parameter you need. The dash also offers a virtual switch... MSRP: Now: $999.95 Add to Cart Compare Quick view Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel... MSRP: Now: $1,999.95 Add to Cart Compare Quick view Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The... MSRP: Now: $2,099.95 Add to Cart Compare Quick view Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body Throttle Body AssemblyThrottle BodyThrottle Body; LS 90mm w/Tapered Bore; Idle Bleed Adjustment; TPS Clocker And PCV Passage Included; Cable Driven; Black Anodized;SPECIFICATIONS:Material: Billet... MSRP: Now: $929.95 Add to Cart Compare Quick view Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Details Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X MSRP: Now: $179.95 Add to Cart Compare Quick view Details Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness MSRP: Now: $699.95 Add to Cart Compare Quick view Details Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness MSRP: Now: $119.95 Add to Cart Compare Quick view Details Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view Details MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang MSRP: Now: $409.95 Add to Cart Compare Quick view Details Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller MSRP: Now: $434.95 Add to Cart Compare Quick view Holley | sku: TMX550-1064 Holley Terminator X 550-1064 Max Stealth 4150 58X LS EFI Fuel Injection Systems HOLLEY EFI TERMINATOR X MAX STEALTH 4150 - GM LS E MSRP: Now: $2,949.95 Add to Cart Compare Quick view Holley | sku: H19554-102 Holley Performance 554-102 Fuel Pressure Sensor Fuel Pressure SensorFuel Pressure Sensor; 0-100 psi; Plug And Play For Fuel And Oil Pressure Inputs w/Holley EFI Systems;SPECIFICATIONS:Material: Stainless SteelPressure: 0-100 PSIFEATURES:Stainless... MSRP: Now: $159.95 Add to Cart Compare Quick view Holley | sku: H19554-114 Holley Performance 554-114 Dominator EFI ECU Engine Control ModuleDominator EFI ECU; Custom Built To Order; For Complete System Wideband Oxygen Sensors/Main Wiring Harness/Injector Wiring Harness/Ignition Adapter Harness/Accessories... MSRP: Now: $2,499.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3XX Holley 550-511-3XX Sniper 2 EFI Base Kit - Without PDM - 3.5 in. Handheld MSRP: Now: $1,449.95 Add to Cart Compare Quick view Holley | sku: H19553-106 Holley EFI 553-106 7" Digital Dash The Holley EFI Digital Dash is completely customizable with a variety of gauge and indicator screens that can be programmed to display any parameter you need. The dash also offers a virtual switch... MSRP: Now: $999.95 Add to Cart Compare Quick view Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel... MSRP: Now: $1,999.95 Add to Cart Compare Quick view Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The... MSRP: Now: $2,099.95 Add to Cart Compare Quick view Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body Throttle Body AssemblyThrottle BodyThrottle Body; LS 90mm w/Tapered Bore; Idle Bleed Adjustment; TPS Clocker And PCV Passage Included; Cable Driven; Black Anodized;SPECIFICATIONS:Material: Billet... MSRP: Now: $929.95 Add to Cart Compare Quick view Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Details Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness MSRP: Now: $699.95 Add to Cart Compare Quick view Details Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness MSRP: Now: $119.95 Add to Cart Compare Quick view Details Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view Details MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang MSRP: Now: $409.95 Add to Cart Compare Quick view Details Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller MSRP: Now: $434.95 Add to Cart Compare Quick view Holley | sku: TMX550-1064 Holley Terminator X 550-1064 Max Stealth 4150 58X LS EFI Fuel Injection Systems HOLLEY EFI TERMINATOR X MAX STEALTH 4150 - GM LS E MSRP: Now: $2,949.95 Add to Cart Compare Quick view Holley | sku: H19554-102 Holley Performance 554-102 Fuel Pressure Sensor Fuel Pressure SensorFuel Pressure Sensor; 0-100 psi; Plug And Play For Fuel And Oil Pressure Inputs w/Holley EFI Systems;SPECIFICATIONS:Material: Stainless SteelPressure: 0-100 PSIFEATURES:Stainless... MSRP: Now: $159.95 Add to Cart Compare Quick view Holley | sku: H19554-114 Holley Performance 554-114 Dominator EFI ECU Engine Control ModuleDominator EFI ECU; Custom Built To Order; For Complete System Wideband Oxygen Sensors/Main Wiring Harness/Injector Wiring Harness/Ignition Adapter Harness/Accessories... MSRP: Now: $2,499.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3XX Holley 550-511-3XX Sniper 2 EFI Base Kit - Without PDM - 3.5 in. Handheld MSRP: Now: $1,449.95 Add to Cart Compare Quick view Holley | sku: H19553-106 Holley EFI 553-106 7" Digital Dash The Holley EFI Digital Dash is completely customizable with a variety of gauge and indicator screens that can be programmed to display any parameter you need. The dash also offers a virtual switch... MSRP: Now: $999.95 Add to Cart Compare Quick view Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel... MSRP: Now: $1,999.95 Add to Cart Compare Quick view Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The... MSRP: Now: $2,099.95 Add to Cart Compare Quick view Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body Throttle Body AssemblyThrottle BodyThrottle Body; LS 90mm w/Tapered Bore; Idle Bleed Adjustment; TPS Clocker And PCV Passage Included; Cable Driven; Black Anodized;SPECIFICATIONS:Material: Billet... MSRP: Now: $929.95 Add to Cart Compare Quick view Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Details Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness MSRP: Now: $119.95 Add to Cart Compare Quick view Details Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view Details MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang MSRP: Now: $409.95 Add to Cart Compare Quick view Details Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller MSRP: Now: $434.95 Add to Cart Compare Quick view Holley | sku: TMX550-1064 Holley Terminator X 550-1064 Max Stealth 4150 58X LS EFI Fuel Injection Systems HOLLEY EFI TERMINATOR X MAX STEALTH 4150 - GM LS E MSRP: Now: $2,949.95 Add to Cart Compare Quick view Holley | sku: H19554-102 Holley Performance 554-102 Fuel Pressure Sensor Fuel Pressure SensorFuel Pressure Sensor; 0-100 psi; Plug And Play For Fuel And Oil Pressure Inputs w/Holley EFI Systems;SPECIFICATIONS:Material: Stainless SteelPressure: 0-100 PSIFEATURES:Stainless... MSRP: Now: $159.95 Add to Cart Compare Quick view Holley | sku: H19554-114 Holley Performance 554-114 Dominator EFI ECU Engine Control ModuleDominator EFI ECU; Custom Built To Order; For Complete System Wideband Oxygen Sensors/Main Wiring Harness/Injector Wiring Harness/Ignition Adapter Harness/Accessories... MSRP: Now: $2,499.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3XX Holley 550-511-3XX Sniper 2 EFI Base Kit - Without PDM - 3.5 in. Handheld MSRP: Now: $1,449.95 Add to Cart Compare Quick view Holley | sku: H19553-106 Holley EFI 553-106 7" Digital Dash The Holley EFI Digital Dash is completely customizable with a variety of gauge and indicator screens that can be programmed to display any parameter you need. The dash also offers a virtual switch... MSRP: Now: $999.95 Add to Cart Compare Quick view Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel... MSRP: Now: $1,999.95 Add to Cart Compare Quick view Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The... MSRP: Now: $2,099.95 Add to Cart Compare Quick view Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body Throttle Body AssemblyThrottle BodyThrottle Body; LS 90mm w/Tapered Bore; Idle Bleed Adjustment; TPS Clocker And PCV Passage Included; Cable Driven; Black Anodized;SPECIFICATIONS:Material: Billet... MSRP: Now: $929.95 Add to Cart Compare Quick view Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Details Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view Details MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang MSRP: Now: $409.95 Add to Cart Compare Quick view Details Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller MSRP: Now: $434.95 Add to Cart Compare Quick view Holley | sku: TMX550-1064 Holley Terminator X 550-1064 Max Stealth 4150 58X LS EFI Fuel Injection Systems HOLLEY EFI TERMINATOR X MAX STEALTH 4150 - GM LS E MSRP: Now: $2,949.95 Add to Cart Compare Quick view Holley | sku: H19554-102 Holley Performance 554-102 Fuel Pressure Sensor Fuel Pressure SensorFuel Pressure Sensor; 0-100 psi; Plug And Play For Fuel And Oil Pressure Inputs w/Holley EFI Systems;SPECIFICATIONS:Material: Stainless SteelPressure: 0-100 PSIFEATURES:Stainless... MSRP: Now: $159.95 Add to Cart Compare Quick view Holley | sku: H19554-114 Holley Performance 554-114 Dominator EFI ECU Engine Control ModuleDominator EFI ECU; Custom Built To Order; For Complete System Wideband Oxygen Sensors/Main Wiring Harness/Injector Wiring Harness/Ignition Adapter Harness/Accessories... MSRP: Now: $2,499.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3XX Holley 550-511-3XX Sniper 2 EFI Base Kit - Without PDM - 3.5 in. Handheld MSRP: Now: $1,449.95 Add to Cart Compare Quick view Holley | sku: H19553-106 Holley EFI 553-106 7" Digital Dash The Holley EFI Digital Dash is completely customizable with a variety of gauge and indicator screens that can be programmed to display any parameter you need. The dash also offers a virtual switch... MSRP: Now: $999.95 Add to Cart Compare Quick view Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel... MSRP: Now: $1,999.95 Add to Cart Compare Quick view Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The... MSRP: Now: $2,099.95 Add to Cart Compare Quick view Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body Throttle Body AssemblyThrottle BodyThrottle Body; LS 90mm w/Tapered Bore; Idle Bleed Adjustment; TPS Clocker And PCV Passage Included; Cable Driven; Black Anodized;SPECIFICATIONS:Material: Billet... MSRP: Now: $929.95 Add to Cart Compare Quick view Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Details MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang MSRP: Now: $409.95 Add to Cart Compare Quick view Details Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller MSRP: Now: $434.95 Add to Cart Compare Quick view Holley | sku: TMX550-1064 Holley Terminator X 550-1064 Max Stealth 4150 58X LS EFI Fuel Injection Systems HOLLEY EFI TERMINATOR X MAX STEALTH 4150 - GM LS E MSRP: Now: $2,949.95 Add to Cart Compare Quick view Holley | sku: H19554-102 Holley Performance 554-102 Fuel Pressure Sensor Fuel Pressure SensorFuel Pressure Sensor; 0-100 psi; Plug And Play For Fuel And Oil Pressure Inputs w/Holley EFI Systems;SPECIFICATIONS:Material: Stainless SteelPressure: 0-100 PSIFEATURES:Stainless... MSRP: Now: $159.95 Add to Cart Compare Quick view Holley | sku: H19554-114 Holley Performance 554-114 Dominator EFI ECU Engine Control ModuleDominator EFI ECU; Custom Built To Order; For Complete System Wideband Oxygen Sensors/Main Wiring Harness/Injector Wiring Harness/Ignition Adapter Harness/Accessories... MSRP: Now: $2,499.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3XX Holley 550-511-3XX Sniper 2 EFI Base Kit - Without PDM - 3.5 in. Handheld MSRP: Now: $1,449.95 Add to Cart Compare Quick view Holley | sku: H19553-106 Holley EFI 553-106 7" Digital Dash The Holley EFI Digital Dash is completely customizable with a variety of gauge and indicator screens that can be programmed to display any parameter you need. The dash also offers a virtual switch... MSRP: Now: $999.95 Add to Cart Compare Quick view Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel... MSRP: Now: $1,999.95 Add to Cart Compare Quick view Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The... MSRP: Now: $2,099.95 Add to Cart Compare Quick view Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body Throttle Body AssemblyThrottle BodyThrottle Body; LS 90mm w/Tapered Bore; Idle Bleed Adjustment; TPS Clocker And PCV Passage Included; Cable Driven; Black Anodized;SPECIFICATIONS:Material: Billet... MSRP: Now: $929.95 Add to Cart Compare Quick view Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Details Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller MSRP: Now: $434.95 Add to Cart Compare Quick view Holley | sku: TMX550-1064 Holley Terminator X 550-1064 Max Stealth 4150 58X LS EFI Fuel Injection Systems HOLLEY EFI TERMINATOR X MAX STEALTH 4150 - GM LS E MSRP: Now: $2,949.95 Add to Cart Compare Quick view Holley | sku: H19554-102 Holley Performance 554-102 Fuel Pressure Sensor Fuel Pressure SensorFuel Pressure Sensor; 0-100 psi; Plug And Play For Fuel And Oil Pressure Inputs w/Holley EFI Systems;SPECIFICATIONS:Material: Stainless SteelPressure: 0-100 PSIFEATURES:Stainless... MSRP: Now: $159.95 Add to Cart Compare Quick view Holley | sku: H19554-114 Holley Performance 554-114 Dominator EFI ECU Engine Control ModuleDominator EFI ECU; Custom Built To Order; For Complete System Wideband Oxygen Sensors/Main Wiring Harness/Injector Wiring Harness/Ignition Adapter Harness/Accessories... MSRP: Now: $2,499.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3XX Holley 550-511-3XX Sniper 2 EFI Base Kit - Without PDM - 3.5 in. Handheld MSRP: Now: $1,449.95 Add to Cart Compare Quick view Holley | sku: H19553-106 Holley EFI 553-106 7" Digital Dash The Holley EFI Digital Dash is completely customizable with a variety of gauge and indicator screens that can be programmed to display any parameter you need. The dash also offers a virtual switch... MSRP: Now: $999.95 Add to Cart Compare Quick view Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel... MSRP: Now: $1,999.95 Add to Cart Compare Quick view Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The... MSRP: Now: $2,099.95 Add to Cart Compare Quick view Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body Throttle Body AssemblyThrottle BodyThrottle Body; LS 90mm w/Tapered Bore; Idle Bleed Adjustment; TPS Clocker And PCV Passage Included; Cable Driven; Black Anodized;SPECIFICATIONS:Material: Billet... MSRP: Now: $929.95 Add to Cart Compare Quick view Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Holley | sku: TMX550-1064 Holley Terminator X 550-1064 Max Stealth 4150 58X LS EFI Fuel Injection Systems HOLLEY EFI TERMINATOR X MAX STEALTH 4150 - GM LS E MSRP: Now: $2,949.95 Add to Cart Compare Quick view Holley | sku: H19554-102 Holley Performance 554-102 Fuel Pressure Sensor Fuel Pressure SensorFuel Pressure Sensor; 0-100 psi; Plug And Play For Fuel And Oil Pressure Inputs w/Holley EFI Systems;SPECIFICATIONS:Material: Stainless SteelPressure: 0-100 PSIFEATURES:Stainless... MSRP: Now: $159.95 Add to Cart Compare Quick view Holley | sku: H19554-114 Holley Performance 554-114 Dominator EFI ECU Engine Control ModuleDominator EFI ECU; Custom Built To Order; For Complete System Wideband Oxygen Sensors/Main Wiring Harness/Injector Wiring Harness/Ignition Adapter Harness/Accessories... MSRP: Now: $2,499.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3XX Holley 550-511-3XX Sniper 2 EFI Base Kit - Without PDM - 3.5 in. Handheld MSRP: Now: $1,449.95 Add to Cart Compare Quick view Holley | sku: H19553-106 Holley EFI 553-106 7" Digital Dash The Holley EFI Digital Dash is completely customizable with a variety of gauge and indicator screens that can be programmed to display any parameter you need. The dash also offers a virtual switch... MSRP: Now: $999.95 Add to Cart Compare Quick view Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel... MSRP: Now: $1,999.95 Add to Cart Compare Quick view Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The... MSRP: Now: $2,099.95 Add to Cart Compare Quick view Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body Throttle Body AssemblyThrottle BodyThrottle Body; LS 90mm w/Tapered Bore; Idle Bleed Adjustment; TPS Clocker And PCV Passage Included; Cable Driven; Black Anodized;SPECIFICATIONS:Material: Billet... MSRP: Now: $929.95 Add to Cart Compare Quick view Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Holley | sku: H19554-102 Holley Performance 554-102 Fuel Pressure Sensor Fuel Pressure SensorFuel Pressure Sensor; 0-100 psi; Plug And Play For Fuel And Oil Pressure Inputs w/Holley EFI Systems;SPECIFICATIONS:Material: Stainless SteelPressure: 0-100 PSIFEATURES:Stainless... MSRP: Now: $159.95 Add to Cart Compare Quick view Holley | sku: H19554-114 Holley Performance 554-114 Dominator EFI ECU Engine Control ModuleDominator EFI ECU; Custom Built To Order; For Complete System Wideband Oxygen Sensors/Main Wiring Harness/Injector Wiring Harness/Ignition Adapter Harness/Accessories... MSRP: Now: $2,499.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3XX Holley 550-511-3XX Sniper 2 EFI Base Kit - Without PDM - 3.5 in. Handheld MSRP: Now: $1,449.95 Add to Cart Compare Quick view Holley | sku: H19553-106 Holley EFI 553-106 7" Digital Dash The Holley EFI Digital Dash is completely customizable with a variety of gauge and indicator screens that can be programmed to display any parameter you need. The dash also offers a virtual switch... MSRP: Now: $999.95 Add to Cart Compare Quick view Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel... MSRP: Now: $1,999.95 Add to Cart Compare Quick view Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The... MSRP: Now: $2,099.95 Add to Cart Compare Quick view Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body Throttle Body AssemblyThrottle BodyThrottle Body; LS 90mm w/Tapered Bore; Idle Bleed Adjustment; TPS Clocker And PCV Passage Included; Cable Driven; Black Anodized;SPECIFICATIONS:Material: Billet... MSRP: Now: $929.95 Add to Cart Compare Quick view Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Holley | sku: H19554-114 Holley Performance 554-114 Dominator EFI ECU Engine Control ModuleDominator EFI ECU; Custom Built To Order; For Complete System Wideband Oxygen Sensors/Main Wiring Harness/Injector Wiring Harness/Ignition Adapter Harness/Accessories... MSRP: Now: $2,499.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3XX Holley 550-511-3XX Sniper 2 EFI Base Kit - Without PDM - 3.5 in. Handheld MSRP: Now: $1,449.95 Add to Cart Compare Quick view Holley | sku: H19553-106 Holley EFI 553-106 7" Digital Dash The Holley EFI Digital Dash is completely customizable with a variety of gauge and indicator screens that can be programmed to display any parameter you need. The dash also offers a virtual switch... MSRP: Now: $999.95 Add to Cart Compare Quick view Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel... MSRP: Now: $1,999.95 Add to Cart Compare Quick view Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The... MSRP: Now: $2,099.95 Add to Cart Compare Quick view Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body Throttle Body AssemblyThrottle BodyThrottle Body; LS 90mm w/Tapered Bore; Idle Bleed Adjustment; TPS Clocker And PCV Passage Included; Cable Driven; Black Anodized;SPECIFICATIONS:Material: Billet... MSRP: Now: $929.95 Add to Cart Compare Quick view Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Holley | sku: SNI550-511-3XX Holley 550-511-3XX Sniper 2 EFI Base Kit - Without PDM - 3.5 in. Handheld MSRP: Now: $1,449.95 Add to Cart Compare Quick view Holley | sku: H19553-106 Holley EFI 553-106 7" Digital Dash The Holley EFI Digital Dash is completely customizable with a variety of gauge and indicator screens that can be programmed to display any parameter you need. The dash also offers a virtual switch... MSRP: Now: $999.95 Add to Cart Compare Quick view Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel... MSRP: Now: $1,999.95 Add to Cart Compare Quick view Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The... MSRP: Now: $2,099.95 Add to Cart Compare Quick view Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body Throttle Body AssemblyThrottle BodyThrottle Body; LS 90mm w/Tapered Bore; Idle Bleed Adjustment; TPS Clocker And PCV Passage Included; Cable Driven; Black Anodized;SPECIFICATIONS:Material: Billet... MSRP: Now: $929.95 Add to Cart Compare Quick view Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Holley | sku: H19553-106 Holley EFI 553-106 7" Digital Dash The Holley EFI Digital Dash is completely customizable with a variety of gauge and indicator screens that can be programmed to display any parameter you need. The dash also offers a virtual switch... MSRP: Now: $999.95 Add to Cart Compare Quick view Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel... MSRP: Now: $1,999.95 Add to Cart Compare Quick view Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The... MSRP: Now: $2,099.95 Add to Cart Compare Quick view Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body Throttle Body AssemblyThrottle BodyThrottle Body; LS 90mm w/Tapered Bore; Idle Bleed Adjustment; TPS Clocker And PCV Passage Included; Cable Driven; Black Anodized;SPECIFICATIONS:Material: Billet... MSRP: Now: $929.95 Add to Cart Compare Quick view Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Holley | sku: TMX550-905 Holley EFI Terminator X 550-905 for GEN IV 4.8/5.3/6.0 GM Truck & LS2/LS3 - 58x Crank - 4x Cam Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel... MSRP: Now: $1,999.95 Add to Cart Compare Quick view Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The... MSRP: Now: $2,099.95 Add to Cart Compare Quick view Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body Throttle Body AssemblyThrottle BodyThrottle Body; LS 90mm w/Tapered Bore; Idle Bleed Adjustment; TPS Clocker And PCV Passage Included; Cable Driven; Black Anodized;SPECIFICATIONS:Material: Billet... MSRP: Now: $929.95 Add to Cart Compare Quick view Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Holley | sku: TMX550-910 Holley EFI Terminator X 550-910 for GEN IV 4.8/5.3/6.0 GM Truck Engines & LS2/LS3 Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies... MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel... MSRP: Now: $1,999.95 Add to Cart Compare Quick view Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The... MSRP: Now: $2,099.95 Add to Cart Compare Quick view Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body Throttle Body AssemblyThrottle BodyThrottle Body; LS 90mm w/Tapered Bore; Idle Bleed Adjustment; TPS Clocker And PCV Passage Included; Cable Driven; Black Anodized;SPECIFICATIONS:Material: Billet... MSRP: Now: $929.95 Add to Cart Compare Quick view Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Holley | sku: TMX550-929 Holley EFI Terminator X MAX 550-929 for GM LS1/LS6 - 24x Crank - 1x Cam - EV1 Injectors Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel... MSRP: Now: $1,999.95 Add to Cart Compare Quick view Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The... MSRP: Now: $2,099.95 Add to Cart Compare Quick view Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body Throttle Body AssemblyThrottle BodyThrottle Body; LS 90mm w/Tapered Bore; Idle Bleed Adjustment; TPS Clocker And PCV Passage Included; Cable Driven; Black Anodized;SPECIFICATIONS:Material: Billet... MSRP: Now: $929.95 Add to Cart Compare Quick view Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Holley | sku: TMX550-1002 Holley EFI Terminator X Stealth 4150 - Black - 550-1002- 4 Injectors - 650 HP The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The... MSRP: Now: $2,099.95 Add to Cart Compare Quick view Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body Throttle Body AssemblyThrottle BodyThrottle Body; LS 90mm w/Tapered Bore; Idle Bleed Adjustment; TPS Clocker And PCV Passage Included; Cable Driven; Black Anodized;SPECIFICATIONS:Material: Billet... MSRP: Now: $929.95 Add to Cart Compare Quick view Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Holley | sku: H19112-589 Holley Performance 112-589 Throttle Body Throttle Body AssemblyThrottle BodyThrottle Body; LS 90mm w/Tapered Bore; Idle Bleed Adjustment; TPS Clocker And PCV Passage Included; Cable Driven; Black Anodized;SPECIFICATIONS:Material: Billet... MSRP: Now: $929.95 Add to Cart Compare Quick view Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Holley | sku: SNI550-510-3PX Holley Performance 550-510-3PX Sniper 2 EFI - Shiny MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Holley | sku: SNI550-511-3PX Holley Performance 550-511-3PX Sniper 2 EFI - Black MSRP: Now: $1,599.95 Add to Cart Compare Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Holley | sku: H19554-101 Holley Performance 554-101 Wideband Oxygen Sensor Oxygen SensorWideband Oxygen SensorWideband Oxygen Sensor; Bosch Wideband; For Holley EFI Systems;SPECIFICATIONS:Type: Screw-InWire Number: 3FEATURES:LSU4 Bosch Wideband Oxygen SensorBillet Alumi MSRP: Now: $214.95 Add to Cart Compare Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Holley | sku: H19554-155 Holley Performance 554-155 Wideband Oxygen Sensor for Sniper EFI &Terminator X HOLLEY EFI OXYGEN SENSOR 554-155 Replacement Sniper and Terminator X O2 Sensor MSRP: Now: $179.95 Add to Cart Compare Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Holley | sku: H19558-102 Holley Performance 558-102 Fuel Injection Wire Harness Fuel Injection Wire HarnessFuel Injection Wire Harness; Fits w/1997-2004 LS 1/6 Engines w/24x Crank/1x Cam Sensor And w/HP EFI/ Dominator EFI Systems;FEATURES:LS1 Main HarnessFor use... MSRP: Now: $699.95 Add to Cart Compare Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Holley | sku: H19558-308 Holley Performance 558-308 Main Power Ignition Harness Ignition Wire HarnessMain Power Ignition HarnessMain Power Ignition Harness; For Use w/Avenger EFI/HP EFI/Dominator EFI Systems; 13 ft. Long; 10 AWG Main Power Harness; (2) 3/8 in. Ring... MSRP: Now: $119.95 Add to Cart Compare Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view Sniper | sku: SNI558-493 Holley Sniper EFI 558-493 Sniper EFI To Holley Dual Sync Harness MSRP: Now: $54.95 Add to Cart Compare Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected × OK
Quick view MSD | sku: M465594 MSD Ignition 5594 Street Fire HEI Distributor Fits 86-93 Mustang DistributorStreet Fire HEI DistributorStreet Fire HEI Distributor; w/Module; Iron Gear;SPECIFICATIONS:Distributor Type: HEI/BreakerlessEngine Make/Size: Universal FitWARNING CA Proposition 65:... MSRP: Now: $409.95 Add to Cart Compare Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected
Quick view Holley | sku: SNI553-115 Sniper EFI 553-115 3.5" Touch Screen LCD Handheld Controller This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display... MSRP: Now: $434.95 Add to Cart Compare Compare Selected