Sale and Clearance

Dash bezels that are designed to work with the Racepak dashes. The bezels are made from a 5/32" thick UV-resistant ABS composite material. Structurally, these bezels are are as strong, or stronger than the OEM panels. The bezels come in a matte bl...

Dash bezel is designed to work with the Holley dashes and are made from a 5/32" thick UV-resistant ABS composite material. Structurally, these bezels are as strong, or stronger than the OEM panels. The bezels come in a matte black finish that will...

Stud Kit, 351W Hi-Ram Intake Manifold MountingSpecs: Brand: Holley EFI Category: Engine Color: Natural Emission Code: 4 Engine: Ford 351W Grade Type: Performance Material: Steel Part Type: Engine Intake Manifold Stud Product Type: Manifol...

HI-RAM 105MM Cast aluminum Side Mount Plenum Top for EFI Hi-Ram Manifolds-BlackHolley now has cast aluminum plenum top options for those of us with limited room in the front of our engine bays. The cast aluminum side mount plenum tops resemble the...

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 ...

Holley EFI Wiring Shop just keeps getting better! 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 H...

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...

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...

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...

This harness provides a plug and play upgrade solution for those seeking to convert to Coil-On-Plug. Additionally we have pre-installed a Power Tap for easy access to 12v, 5v Reference, and Sensor Grounds. The Ford MPFI C-O-P Main Harness has also...

Coil Harness for 2011 to 2015 Ford Coyote (5.0L) EnginesSpecs: Brand: Holley EFI Category: Ignition Emission Code: 4 Harness Application: Ford Harness Type: Ignition Part Type: Ignition Harness Product Type: Ford Modular Coil Harness Sub C...

This kit is designed to allow the use for all Holley MPI / TBI / Terminator EFI systems on vehicles equipped with dual fuel tanks. The fuel injection systems require a fuel return line. In dual tank applications, the fuel must be returned to the t...

Dominator® EFI Vehicle Management Systems are intended for non-emissions street and racing engine applications. In addition to the transmission control, drive by wire, and dual wideband oxygen sensor options, Dominator® systems have nearly unlimit...

Dominator EFI GM Dual Drive-By-Wire HarnessSpecs: Brand: Holley EFI Category: Air and Fuel Delivery Emission Code: 3 Harness Application: GM, LSX Harness Type: Drive-By-Wire Part Type: Fuel Injection Harness Product Type: Drive By Wire Harn...

J3 ECU Connector17 User Programmable Inputs and OutputsSpecs: Brand: Holley EFI Category: Ignition Emission Code: 3 Harness Type: Auxiliary Part Type: Ignition Harness Product Type: J3 Auxiliary Input/ Output Harness - Connector Sub Categor...

I/O Adapter w/Unterminated Vehicle HarnessFeatures: Provides (10) addiitonal inputs/outputs to the 7" digital dash Brings out connections to a waterproof 26 pin connector similiar to ones used on EFI units Includes USB memory stick to update digit...

Replacement I/O Adapter for Digital Dash.Features: Replacement adapter Input/Output Included USB drive Black color Specs: Brand: Holley EFI Category: Vehicles, Equipment, Tools, and Supplies Color: Black Emission Code: 5 Grade Type: Performan...

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 ...

Cam Sync Sensor Kit; Complete with Cam Sync Flying Magnet Target and Hall Effect Cam Sync Sensor; M12x1Features: 3 wire hall-effect camshaft sensor, generates digital square-wave signal Includes stainless steel flying magnet target w/ 1/4”-20 x 3/...

These machined billet aluminum EFI intake elbows allow the use of GM LS throttle bodies on any intake manifold w/ the 4500 mounting flange. Our design incorporates an optimized transition from the throttle body to the intake plenum for maximum air...

The Holley LS1/2/6 Lo-Ram intake manifold kits are designed for GM LS Gen III and IV engines equipped with GM LS1/2/6 (cathedral port) cylinder heads. These intake manifold and rail kits will work with OE (Original Equipment) or aftermarket cylind...

The EFI Hi-Ram manifold line has a new addition for the 8.2" SBF Ford application. This manifold comes with a 95MM 1986-95 Ford 5.0 throttle body flange side mount top. The runner length and tapered cross section design will perform well for a wid...

Holley EFI Fuel Injectors feature a precision lapped disc valve, high-quality brass windings, and high-temp O-rings. These injectors provide excellent linearity with no discernible "bounce" at low pulse widths as commonly found in other injectors....

1 Bar Map Sensor, 1/8-27 NPTFeatures: Stainless steel construction Comes with mating connector for custom configurations Linear voltage output of 0.5-4.5 volts Specs: Body Material: Stainless Steel Brand: Holley EFI Category: Emission Control ...