Holley Performance

316 Stainless steel weldment bungs for 1/4" EGT probes. These high-quality weld bungs feature a built-in step, which keeps the bung held in place during the welding process, ensuring a perfect weld.Specs: Brand: Holley EFI Category: Emission Con...

Sniper's fabricated aluminum valve covers gives you an excellent way to add a high-end fabricated look without the high-end price. They offer you a lightweight and tough valve cover for your favorite street, off-road, or racing machine. These valv...

Sniper EFI universal bypass fuel pressure regulators are for use with fuel systems in street or track applications. They feature adjustable base pressure from 40-130 psi, a gauge port, and a boost reference port as well. These regulators are ideal...

The Power Distribution Module (PDM) is a cost-effective and optional accessory that isolates the core of your EFI and ignition wiring into one, easy to use location. Simply slide the stripped wire ends under the positive lock connector and tighten...

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 simpl...

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...

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...

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...

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 simpl...

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...

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...

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...

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 simpl...

Billet fuel rail kit includes both rails, crossover line, and mounting hardware. Designed for use OE LS3 manifolds and stock LS3 fuel injectors.Features: Fuel Rail Kit with Sniper logo for OE LS3 manifold Fits stock LS3 fuel injectors Billet alumi...

Billet fuel rail kit includes both rails, crossover line, and mounting hardware. Designed for use with LS1/6 OE EFI manifolds only. Fits EV1 style injectors.Features: Fuel Rail Kit for LS1/LS6 intake manifolds Fits stock EV1 style fuel injectors B...

Our new Classic jackets, pants, and suits have been updated to have a modern look while not losing the heritage of our classic three strips. The Classic line is SFI -5 certified and made from our very popular, durable, and race-proven satin/twill ...

Our new Classic jackets, pants, and suits have been updated to have a modern look while not losing the heritage of our classic three strips. The Classic line is SFI -5 certified and made from our very popular, durable, and race-proven satin/twill ...

Universal Unterminated Ignition Harness for HP EFI & Dominator EFISpecs: Brand: Holley EFI Category: Ignition Emission Code: 3 Harness Application: Universal Harness Type: Ignition Part Type: Ignition Harness Product Type: Universal Unt...

Preconfigured for Holley HP and Dominator systems, used in forced induction applications when a 2 or 3 Bar sensor is not sufficient for certain applications.Features: Stainless steel construction 0-345 kPa 3.5 Bar 1/8" - 27 NPT Linear voltage outp...

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...

Our fuel rail kit allows dual -8AN feeds to keep up with fueling demands with fuels like E85, E98, M1, and the like.This kit will also allow you to run both rails to a single high-flow fuel pressure regulator for complete control over your fuel sy...

Holley EFI Universal "Cut-to-Fit" spark plug wire sets for GM Ls Engines come with the spark plug terminal and boot installed with the Coil end unterminated. Coil cap boots and terminals are included so you can cut the wire to the desired length, ...

When converting your fuel system to a return style EFI setup, the biggest challenge can be plumbing the fuel lines. Holley continues to be the leader in fuel system development to make your life easier! The new Holley EFI Filter Regulator assembly...