All Products

Introducing the next generation of Holley EFI Dual Sync Distributors, the new design features an improved shutter wheel, high-quality dual Hall Effect sensors, and an MSD cap and rotor!While these distributors are designed to be used primarily in ...

Holley EFI Dual Sync Distributor Service Rotor featuring a low resistance brass terminal material and included mounting hardware.Features:Brass Contact TerminalSpecs: Application: Universal Brand: Holley EFI Category: Ignition Color: Black Co...

Introducing the next generation of Holley EFI Dual Sync Distributors, the new design features an improved shutter wheel, high-quality dual Hall Effect sensors, and an MSD cap and rotor! While these distributors are designed to be used primarily i...

Introducing the next generation of Holley EFI Dual Sync Distributors, the new design features an improved shutter wheel, high-quality dual Hall Effect sensors, and an MSD cap and rotor!While these distributors are designed to be used primarily in ...

Introducing Holley EFI ECU mounting bracket, allowing you to safely mount your ECU under the seat of a Foxbody Mustang.Features: Mount a Dominator ECU Designed to be under the passenger seat Easy installation Black color Specs: Brand: Holley EFI ...

Introducing Holley EFI ECU mounting bracket, allowing you to safely mount your ECU under the seat of a Foxbody Mustang.Features: Mount a HP, Terminator X, and Terminator X Max ECU Designed to be under the passenger seat Easy installation Black col...

The best crimping tool available for making custom wiring harnesses. Constructed with a heavy duty hardened steel frame with molded non-slip hand grips. An adjustable ratchet mechanism produces consistent factory style high quality crimps. Bring...

Introducing the latest addition to the Holley EFI Product Lineup! Our EV6 unterminated injector harness is perfect for anyone wanting to add EV6 injectors to their engine bay.This harness kit comes with everything you need to build a custom cut to...

When converting your fuel system to a return style EFI setup, the biggest challenge can be plumbing the fuel lines. Holley continues to be the leader in fuel system development to make your life easier! The new Holley EFI Filter Regulator assembly...

When converting your fuel system to a return style EFI setup, the biggest challenge can be plumbing the fuel lines. Holley continues to be the leader in fuel system development to make your life easier! The new Holley EFI Filter Regulator assembly...

Wiring any high performance application can present any number of installation challenges. One of the challenges we often encounter is extreme temperature, be it from header tubes, turbo manifolds, or other potential sources of heat. Keeping your ...

Wiring any high performance application can present any number of installation challenges. One of the challenges we often encounter is extreme temperature, be it from header tubes, turbo manifolds, or other potential sources of heat. Keeping your ...

Wiring any high performance application can present any number of installation challenges. One of the challenges we often encounter is extreme temperature, be it from header tubes, turbo manifolds, or other potential sources of heat. Keeping your ...

Introducing Coyote Twin Independent Variable Cam Timing Control from Holley EFI! Do you have a coyote crate engine going in your dream car? Is your weekend road race warrior powered by a coyote junkyard engine with locked cams? Unlock the full pot...

Introducing Coyote Twin Independent Variable Cam Timing Control from Holley EFI! Do you have a coyote crate engine going in your dream car? Is your weekend road race warrior powered by a coyote junkyard engine with locked cams? Unlock the full pot...

Introducing Coyote Twin Independent Variable Cam Timing Control from Holley EFI! Do you have a coyote crate engine going in your dream car? Is your weekend road race warrior powered by a coyote junkyard engine with locked cams? Unlock the full pot...

Introducing Coyote Twin Independent Variable Cam Timing Control from Holley EFI! Do you have a coyote crate engine going in your dream car? Is your weekend road race warrior powered by a coyote junkyard engine with locked cams? Unlock the full pot...

Crank signal conditioning module for HP, Dominator, and Terminator X ECU's. Requires Holley EFI V6 Build 300 or Terminator X V3 Build 100, or later.Specs: Brand: Holley EFI Category: Electrical, Lighting and Body Emission Code: 5 Harness Appli...

This harness is for fuel injected small block ford engines such as 5.0L or 5.8L Windsor powerplants. Plug and play ignition capability with Dual Sync and HyperSpark Distributors. The 5.0L Ford main harness is pre-terminated with Ford PWM IAC conne...

Introducing a new Holley EFI DBW Throttle Body wiring harness for the OEM (Original Equipment Manufacturer) Ford Throttle Body commonly found on 2005-2010 Mustang GT's, and the GT500. This throttle body is also supported in Holley EFI V5 software ...

Holley EFI fuel kits are the perfect addition to your Sniper EFI or Holley EFI kit. They are engineered using a Holley fuel filter coupled with quality Earl's Vapor Guard plumbing to provide a fuel system tailored to the needs of your EFI System. ...

Unlike the other Holley EFI gauges which daisy chain together, the fuel level gauge wires directly to the sending unit, eliminating the need for custom ECU configuration.Features: Wires directly to sending unit, programmable for factory and afterm...

Unlike the other Holley EFI gauges which daisy chain together, the fuel level gauge wires directly to the sending unit, eliminating the need for custom ECU configuration.Features: Wires directly to sending unit, programmable for factory and afterm...

These analog-style gauges are designed specifically for use with Holley EFI systems. They are compatible with all Terminator, HP, and Dominator ECU's, allowing them to be installed in a variety of Holley EFI equipped vehicles. CAN-bus communicatio...