Performance Parts

HI-RAM 105MM Plenum Top for EFI Hi-Ram Manifolds- Bolt down through design.Features: Aluminum construction Top Only 105mm throttle body opening Perfect for custom lower intake manifolds that support high flow Specs: Basic Operating RPM Range: 150...

HI-RAM 105MM Cast aluminum Side Mount Plenum Top for EFI Hi-Ram ManifoldsHolley 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 older...

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...

HI-RAM 105MM Cast aluminum Side Mount Plenum Top for EFI Hi-Ram ManifoldsHolley 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 older...

The new Hi-Flow billet fuel rails are a direct fit for naturally aspirated Gen III Hemi engines including the 5.7L, 6.1L, and the 6.4L from 2003-2021. The fuel rails feature a 5/8" diameter fuel passage that provides more flow capacity for high ho...

The new Hi-Flow billet fuel rails are a direct fit for all late model, 2011 and newer naturally aspirated Coyote engines (5.0 and 5.2) including Cobra Jet and Boss 302. This also includes the 2018 and newer direct injection engines. The fuel rails...

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 ...

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 ...

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 ...

The Holley Dominator ECU has built in capability to control the Drive-By-Wire throttle pedals and throttle bodies used on most Chrysler HEMI applications.Specs: Brand: Holley EFI Category: Ignition Emission Code: 4 Harness Application: HEMI H...

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 ...

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 ...

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 ...

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 ...

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 ...

HEI Adapter HarnessSpecs: Brand: Holley EFI Category: Ignition Emission Code: 3 Harness Application: GM Harness Type: Ignition Part Type: Ignition Harness Product Type: Ignition Harnesses Sub Category: Ignition Wire and Related Components ...

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: Black Emission Code: 5 Engine: Ford Coyote Grade Type: Performance Material: Aluminum...

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...

For use with Coyote Hi-Ram and Ultra Lo-Ram intake plenums. Intake to Plenum top hardware.Specs: Brand: Holley EFI Category: Intake Manifolds Color: Black Emission Code: 5 Engine: Ford Coyote Grade Type: Performance Material: Aluminum Prod...

For use with Coyote Hi-Ram and Ultra Lo-Ram intake plenums. Intake to Plenum top hardware.Specs: Brand: Holley EFI Category: Intake Manifolds Color: Natural Emission Code: 5 Engine: Ford Coyote Grade Type: Performance Material: Aluminum Pr...

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 ...

This sensor is designed to trigger from a ferrous metal (magnetic steel) target, such as Holley's 60-2 crank trigger wheels. It can also be used for a cam sensor trigger and other applications.Specs: Brand: Holley EFI Category: Ignition Connect...

P/N 554-118 is designed as a drop-in sensor replacement for flying magnet crank trigger setups using a 3/4-16" threaded magnetic sensor. This sensor is a Hall Effect sensor, meaning it outputs a square wave signal, which is ideal for use with most...

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...