Holley EFI

These Stealth style throttle bodies DO NOT include injectors; they are designed to be used on MPFI intake manifolds.FeaturesMade from a 5/32” thick UV-resistant ABS composite materialBezels are as...

Package of 8 injector retainers. FeaturesOEM Quality Connectors and PinsPerfect for DIY or Wiring Specialists that want to build custom wiring harnesses any application

The Holley GM LS3/L92 Modular Hi-Ram Intake Manifold is introduced as a cost effective alternative to fabricated sheet-metal for high-performance applications where induction system height is not...

A cam sync signal is required to run sequential fuel injection. This tells the ECU which cylinder is cylinder #1 (or the first cylinder in the firing order as entered in the software). These kits...

Do you have a Mopar, Ford or other type engine you want to install multi-port fuel injection on? No, problem, the Holley HP universal retrofit EFI kits are designed to be used with any V-8 intake...

AN-8 6061-T6 aluminum hi-flow fuel rail extrusion for the fabrication of custom fuel injection systems. The 5/8" diameter fuel passage provides the flow capacity for high horsepower applications and...

The Modular Mid-Rise intake utilizes the popular Holley LS1/LS2/LS6 cathedral port Mid-Rise 2 x 4 intake manifold along with a purpose built plenum base adapter and a Holley 92MM EFI plenum top which...

Designed to plug and play with HyperSpark distributors and Holley EFI main harnesses with an ignition connector, such as part number 558-104.FeaturesBlack Anodized Billet Dual Port ManifoldTwo 1/4”...

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...

Fits Holley Hi-Ram Manifolds FeaturesSingle plane design with isolated plenum to keep the air charge cooler4150 square bore mounting flange to adapt most aftermarket throttle body designsPower band:...

Have been hesitant on switching to EFI because you like the traditional look of a carburetor? There is no more need to worry! Holley has you covered with the new Terminator Stealth Throttle Body...

Introducing EFI Engine Connector Kits – From Holley EFI. With the latest addition to our ever-expanding Wiring Shop, our goal was to provide you with every engine connector used on the Holley EFI...