Holley EFI

Dominator EFI GM Drive-By-Wire HarnessFeaturesBase Plenum Top Mounting Flange Height – 8.42” to the lifter valley cover flange on engine block.Total Height with 92/102mm EFI Plenum Top – 12...

This Universal 4 Cylinder EV14 Injector Harness is designed to be plug and play with HP EFI & Dominator EFI Systems, utilizing our 205 LB/HR Injector Set - Part Number 522-205.Features8mm Plug Wire...

The LS3/L92 Lo-Ram manifolds base intake manifold is designed with a low height to aid the packaging of a plenum mounted air-to-water intercooler for forced induction (supercharged or turbocharged)...

Left and right, bright clear anodized, extruded aluminum fuel rails, stainless steel crossovers and non-adjustable fuel pressure regulator for Chevrolet Small Block V8 with Stealth Ram™ Manifold...

Introducing Coyote Twin Independent Variable Cam Timing Control from Holley EFI! Do you have a coyote crate engine going in your dream car? Is your weekend road race warrior powered by a coyote...

1000 CFM Throttle Body Gasket

This fuel rail kit is specifically designed to work with the Holley GM Gen V LT1 EnginesFeaturesModular Design w/ Removable TopA-B Height: 12.10?

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 manifolds will work with OE or...

Holley's EFI Crank Trigger Kit is engineered to provide an accurate crank speed & position signal to Holley EFI systems in the most-demanding, high horsepower, racing applications. Crank position is...

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...

Does your engine seem like it's out of breath? You can increase engine breathing with a Holley high-air-flow throttle body! Fully CNC machined from 6061 billet aluminum, these new Holley throttle...

Do you need precision control over your ignition system? Would your combination benefit from Individual Cylinder Timing Control? Are you experiencing spark issues with your Stock Coils? Are you...