Search for “EFI”

This device allows for an ECU input to be safely connected directly to the +12V side of the transbrake solenoid. It protects the ECU input from damaging flyback voltage which occurs when the transbrake is released. Not using this device will cause...

HyperSpark Ready to Run adds plug and play ignition timing control to any Holley EFI system. This line of distributors comes with a built-in ignition coil driver, removing the need of mounting an ignition box or external coil driver. The design in...

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...

Service harness sensor adapter for Terminator X and X Max ECU only.Features: Replacement/Service harness Designed for Terminator X and Terminator X Max (2) Connectors Black color Specs: Brand: Holley EFI Category: Air and Fuel Delivery Emission...

The Holley EFI Can Adapter/Power Harness adapts two pin Holley main harness CAN connectors to new style 4 pin CAN devices.Specs: Brand: Holley EFI Category: Air and Fuel Delivery Emission Code: 5 Part Type: Fuel Injection Harness Product Type...

Required when upgrading to (EV1/Bosch style) performance injectors on OE truck manifoldsSpecs: Brand: Holley EFI Category: Air and Fuel Delivery Color: Black Emission Code: 5 Grade Type: Performance Material: Steel Part Type: Fuel Injector ...

Getting a high powered drag car to hook is the key to low elapsed times and win lights. Whether small tire radial car or a full out Pro-Mod, all racecars will benefit from Holley's new Time-Based Traction Management feature. Designed exclusively f...

Universal 6 Cylinder Injector Harness for HP EFI & Dominator EFIFeatures:Terminated and ready for plug and play injector connectionsSpecs: Brand: Holley EFI Category: Air and Fuel Delivery Emission Code: 3 Harness Application: Universal H...

The Holley GM Gen V LT Lo-Ram intake manifold kits are designed for GM Gen V LT engines equipped with GM LT cylinder heads. These intake manifolds will work with OE or aftermarket cylinder heads. The Lo-Ram intake manifolds are designed for forced...

HI-RAM 95MM Plenum Top for EFI Hi-Ram Manifolds- Bolt down through designFeatures:Top OnlySpecs: Brand: Holley EFI Category: Engine Color: Natural Construction: Cast EGR Port: No Emission Code: 4 Finish: Cast Aluminum Fuel Injectors Includ...

Replacement Holley EFI NTK Wide band Oxygen sensor. This sensor is a direct replacement for Holley HP, Dominator, Avenger and Terminator EFI systems. Each Sensor is hand calibrated to insure accurate readings when used in conjunction with your Hol...

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...

The Holley GM Gen V LT Ultra Lo-Ram intake manifold kits are designed for GM Gen V LT engines equipped with GM LT cylinder heads. These intake manifolds will work with OE or aftermarket cylinder heads. The Ultra Lo-Ram intake manifolds are designe...

The Holley Sniper EFI Dual Plenum Fabricated intake manifolds since their introduction have proven to be a stout performing street intake. The challenge with the dual plenum intake is an effective throttle linkage solution to handle dual cable dri...

Adapter used on applications using a CD ignition box while not using timing control.Specs: Brand: Holley Sniper EFI Category: Gauges and Gauge Accessories Connector Quantity: 1 Emission Code: 3 End 1 Terminal Gender: Female Harness Type: Ign...

The heart of a fuel system begins with the fuel tank. When building a fuel system, swapping a carb or converting to EFI, it is crucial that you do not contaminate your new parts with dirt, rust, and sludge from an old fuel tank. We offer a simple...