Sale and Clearance: Racing Performance

The four channel coil driver module is a "dumb coil" driver module that plugs into the main harness, which is needed when running the factory coils. Contains one 4-channel driver.Features: Four channel Use along OEM coils Potted design allows inst...

10 micron post filter with dual 3/8" barbs.Specs: Brand: Holley EFI Category: Air and Fuel Delivery Emission Code: 5 End 1 Gender: Male End 1 Port Outside Diameter: 2024-03-08 End 2 Gender: Male End 2 Port Outside Diameter: 2024-03-08 Fitt...

Fuel Injector Performance Commander 950 Systems 60 PPH@12 PSI 85 PPH@21 PSIFeatures: Fits the 502-6, 502-20's, 950-21S TBI's Commander 950 Systems 60 PPH @ 12 PSI 85 PPH @ 21 PSI Specs: Body Diameter: 0.97 Body Length: N/A Body Style: N/A Bran...

O-rings for Delphi and Holley top fed multi-port injectors.Features: Package of 16 For Holley MPFI injectors Specs: Brand: Holley EFI Category: Air and Fuel Delivery Emission Code: 5 Fuel Type: E-85, Gasoline Part Type: Fuel Injector Seal Pr...

Regulator Rebuild Kit for 1 bbl, 2 bbl, & 4 bbl Holley TBI regulators.Holley's regulator rebuild kits include everything needed to rebuild your billet fuel pressure regulator back to new.Includes diaphragm assembly, gaskets and rebuild instruc...

Required when directly connecting Holley fuel rails to GM factory fuel line quick-connect. Includes (1) 3/4-16 O-ring port plug and (1) -6 to GM quick connect adapter.Specs: Brand: Holley EFI Category: Air and Fuel Delivery Color: Black Emissi...

Fuel Rail Kit, LS1 for Dual-Quad and cathedral port Hi-RamSpecs: Brand: Holley EFI Category: Air and Fuel Delivery Color: Black Emission Code: 4 Fittings Included: No Fuel Injection Type: Port Fuel Injectors Included: No Fuel System Type: ...

This fuel rail kit is specifically designed to work with the Holley GM 2x4 dual plane manifold. Working to utilize the technology of the LS pushrod engine and now mated with the impressive multi-carb looks and performance of the muscle car era in ...

Our fuel rail kit allows dual -8AN feeds to keep up with fueling demands with fuels like E85, E98, M1, and the like.This kit will also allow you to run both rails to a single high-flow fuel pressure regulator for complete control over your fuel sy...

EFI fuel rails are machined for -8AN O-ring Fittings with passages large enough to accommodate high fuel flows and dampen pressure pulsations in the fuel system.Specs: Application: Ford 351W Brand: Holley EFI Category: Air and Fuel Delivery Co...

Chrysler has used two different coils on the HEMI engine series with 2006 being the year that the change was phased throughout the truck and car line. Fortunately the two coils are very different visually and makes for a simple review. If the coil...

Chrysler has used two different coils on the HEMI engine series with 2006 being the year that the change was phased throughout the truck and car line. Fortunately the two coils are very different visually and makes for a simple review. If the coil...

Similar to the changes with the cam and crank sensors, the Drive-By-Wire throttle pedal connector was changed in 2008 on cars while the trucks changed in the 2007 models. Interestingly, the throttle body connector is consistent on all engines. The...

Similar to the changes with the cam and crank sensors, the Drive-By-Wire throttle pedal connector was changed in 2008 on cars while the trucks changed in the 2007 models. Interestingly, the throttle body connector is consistent on all engines. The...

Gen III HEMI Harness with TPS and Idle Air Control Connections. This wiring harness interfaces a Holley EFI ECU to a Gen III HEMI engine with an aftermarket cable actuated throttle body. It is meant to be used in conjunction with an injector harne...

Gen III HEMI Harness with TPS and Idle Air Control Connections.This wiring harness interfaces a Holley EFI ECU to a Gen III HEMI engine with an aftermarket cable actuated throttle body. It is meant to be used in conjunction with an injector harnes...

An Injector Harness is required and Holley offers two. The harness with USCAR/Stock injector connectors will cover most applications that are using the factory injectors. The other harness is for the Bosch and Holley (or Jetronic/Minitimer) inject...

An Injector Harness is required and Holley offers two. The harness with USCAR/Stock injector connectors will cover most applications that are using the factory injectors. The other harness is for the Bosch and Holley (or Jetronic/Minitimer) inject...

GM 4L60/80E Transmission Harness - Complete terminated harness with j4 connector to operate GM electronic transmissions.For 2009+ GM 4L60/80E Transmission use Holley EFI Part Number 558-455.Specs: Brand: Holley EFI Category: Air and Fuel Deliver...

An EFI system depends heavily on being supplied a clean and constant voltage source. The grounds of an electrical system are just as important as the power side. Our Holley EFI Harness Kit comes complete with the main harness, power harness and in...

An EFI system depends heavily on being supplied a clean and constant voltage source. The grounds of an electrical system are just as important as the power side. Our Holley EFI Harness Kit for your GM LS engine comes complete with the main harness...

An EFI system depends heavily on being supplied a clean and constant voltage source. The grounds of an electrical system are just as important as the power side. Our Holley EFI Harness Kit comes complete with the main harness, power harness and in...

Introducing the Holley EFI Wiring Shop. We have one goal, to provide you a one stop solution for all of your wiring components needs. From connectors and pins to wire loom and tools! We have everything you need to build or service your Holley EFI ...

Plug and play Holley EFI alternator harnesses for late model engines with Pulse Width Modulated alternators. This includes most 2007+ GM engines and most 2005+ Ford engines.Features: Plug and play with Holley EFI and Terminator X main harnesses 20...