Sale and Clearance

Holley EFI is excited to launch four new multi-point fuel injection intake manifolds for the big block Chevy. These new intakes are available to fit oval or rectangular port heads, and 4150 or 4500 style throttle bodies. These Intakes are ideal ...

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 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 ...

The Holley EFI Dominator ECU has built in capability to control dual Drive-By-Wire Chrysler Throttle Bodies - OEM P/N 53034251ABAdditionally, this harness requires pedal assembly part number 0486 1714.Specs: Brand: Holley EFI Category: Air and F...

Holley EFI universal bypass fuel pressure regulators are for use with fuel systems in street or track applications. They feature adjustable base pressure from 15-90 psi, a gauge port, and a boost reference port as well. The regulators are ideal fo...

5 Bar MAP sensor (0-520 kPa)Preconfigured for use in Holley HP and Dominator systems1/8-27 NPT ThreadSpecs: Body Material: Stainless Steel Brand: Holley EFI Category: Air and Fuel Delivery Connector Color: Black Connector Gender: Female Conn...

For use with Coyote Hi-Ram and Ultra Lo-Ram intake bases, intake to cylinder head hardware.Specs: Brand: Holley EFI Category: Air and Fuel Delivery Color: Natural Emission Code: 5 Engine: Ford Coyote Grade Type: Performance Material: Alumin...

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 ...

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...

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...

Ford V8 Injector Harness for Ford USCAR / EV6 style Fuel Injectors (Evenly Spaced)Specs: Brand: Holley EFI Category: Air and Fuel Delivery Emission Code: 3 Harness Application: Ford Harness Type: Injector Part Type: Fuel Injection Harness P...

Coil harness for 99-04 2 Valve Ford Modular (4.6 & 5.4L) Engines.Specs: Brand: Holley EFI Category: Ignition Emission Code: 4 Harness Application: Ford Harness Type: Ignition Part Type: Ignition Harness Product Type: Ford Modular Coil H...

Main harness for 99-04 2 & 4 Valve Ford Modular (4.6 & 5.4L) Engines.Specs: Brand: Holley EFI Category: Air and Fuel Delivery Emission Code: 4 Harness Application: Ford Harness Type: Main Part Type: Fuel Injection Harness Product Ty...

Fuel Fitting -6AN To 3/8" Hose BarbSpecs: Brand: Holley EFI Category: Air and Fuel Delivery Emission Code: 5 End 1 Type: -6AN End 2 Type: 3/8 Barb IN Grade Type: Performance Material: Brass Product Type: Fuel Fitting Tech Resources:

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 ...

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...

Used when adding a second wide band oxygen sensor to a Dominator EFI installation.Features: J2A Connector #2 Wide band oxygen sensor harness (Fully Terminated) 23 user programmable input wires with pre-crimped ECU pins Specs: Brand: Holley EFI C...

Terminated Vehicle Harness For Digital DashSpecs: Brand: Holley EFI Category: Electrical, Lighting and Body Emission Code: 5 Part Type: Dashboard Wiring Harness Product Type: Digital Dash Harness / Adapter / Module Sub Category: Wire, Cable ...

Have you been searching for a reason to discard your old noisy mechanical speedometer cable? If so, the Holley GPS Module for our 7" Digital displays should be the next addition to your project vehicle. Featuring a simple plug and play installatio...

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 ...

Can Extension Harness (for Racepak and other external CAN drives)Specs: Brand: Holley EFI Category: Air and Fuel Delivery Emission Code: 5 Part Type: Fuel Injection Harness Product Type: CAN Extension Harness Sub Category: Wire, Cable and Re...

8' Male to Female CAN Adapter Harness (for Racepak and other external CAN devices)Specs: Brand: Holley EFI Category: Air and Fuel Delivery Emission Code: 5 Part Type: Fuel Injection Harness Product Type: CAN Extension Harness Sub Category: W...

4" Male to Female CAN Adapter Harness (for Racepak and other external CAN devices)Specs: Brand: Holley EFI Category: Air and Fuel Delivery Emission Code: 5 Part Type: Fuel Injection Harness Product Type: CAN Extension Harness Sub Category: W...

12" Male to Female CAN Adapter Harness (for Racepak and other external CAN devices)Specs: Brand: Holley EFI Category: Air and Fuel Delivery Emission Code: 5 Part Type: Fuel Injection Harness Product Type: CAN Extension Harness Sub Category: ...