Holley Performance

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...

Universal Unterminated Injector Harness for HP EFI & Dominator EFI(Bosch EV1 style).Specs: Brand: Holley EFI Category: Air and Fuel Delivery Emission Code: 3 Harness Application: Universal Harness Type: Injector Part Type: Fuel Injection...

The best crimping tool available for making custom wiring harnesses. Constructed with a heavy-duty hardened steel frame with molded non-slip hand grips.Features: Dual-molding grips for ergonomic comfort Ratchet assembly assures a perfect crimp eve...

Dash bezels that are designed to work with the Racepak dashes. The bezels are made from a 5/32" thick UV-resistant ABS composite material. Structurally, these bezels are are as strong, or stronger than the OEM panels. The bezels come in a matte bl...

J4 ECU Connector26 User Programmable Inputs and OutputsSpecs: Brand: Holley EFI Category: Ignition Emission Code: 3 Harness Type: Auxiliary Part Type: Ignition Harness Product Type: J4 Auxiliary Input/ Output Harness - Connector Sub Categor...

Terminated Vehicle Harness For Digital DashSpecs: Brand: Holley EFI Category: Electrical, Lighting and Body Emission Code: 5 Part Type: Dashboard Wiring Harness Product Type: Digital Dash Harness / Adapter / Module Sub Category: Wire, Cable ...

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...

Introducing the Sniper 2 EFI Bluetooth Module - the cutting-edge solution to take your vehicle's performance to the next level. This high-tech module is designed for Sniper 2 EFI systems, providing unparalleled control and customization for your e...

j2A, j2B, j3, j4 Connector & Pin Kit - Contains connectors & pins, but no wiring. for Dominator EFISpecs: Brand: Holley EFI Category: Air and Fuel Delivery Emission Code: 5 Harness Type: Auxiliary Part Type: Fuel Injector Connector P...

Fuel Injector Performance Commander 950 Systems 60 PPH@12 PSI 85 PPH@21 PSIFeatures: Fits the 502-6, 502-20's, 950-21S TBI's Commander 950 Systems 60 PPH @ 12 PSI 85 PPH @ 21 PSI Specs: Body Diameter: 0.97 Body Length: N/A Body Style: N/A Bran...

Coil Harness for 2011 to 2015 Ford Coyote (5.0L) EnginesSpecs: Brand: Holley EFI Category: Ignition Emission Code: 4 Harness Application: Ford Harness Type: Ignition Part Type: Ignition Harness Product Type: Ford Modular Coil Harness Sub C...

This cast EFI intake elbow allows the use of GM LS throttle bodies on any intake manifold w/ the 4150 mounting flange. Slotted mounting holes & dual throttle cable mounting bracket bosses allow the elbow & throttle body to be mounted forw...

This electromagnetic valve meters fuel into the intake manifold proportional to the air being induced into the engine. When the valve is energized, the electromagnetic force generated by the solenoid lifts the pintle/ball from the seat. Fuel under...

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...

Unterminated 16 injectors MPFI harness Terminated at injector connectors (Bosch style). Harness must be assembled and require crimping Metripak150 connectors. Includes all connectors, pins, terminals, and loom needed. for HP EFI & Dominator EF...

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...

Unlike the other Holley EFI gauges which daisy chain together, the fuel level gauge wires directly to the sending unit, eliminating the need for custom ECU configuration.Features: Wires directly to sending unit, programmable for factory and afterm...

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...

Billet fuel rail kit includes both rails, crossover line, and mounting hardware. Designed for use with Sniper EFI manifolds only.Features: Fuel Rail Kit for GM LS1/LS2/LS6 Sniper manifolds with Sniper logo Billet aluminum construction Includes mou...

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...

Preconfigured for use in Holley HP and Dominator systems.Features: Stainless steel construction Linear voltage output of 0.5V - 4.5V Includes pigtail connector for custom configurations Specs: Body Diameter: .875" Body Length: 2.558" Brand: Hol...

1600 PSI Stainless Pressure SensorSpecs: Body Diameter: .875" Body Length: 2.558" Brand: Holley EFI Category: Air and Fuel Delivery Connector Gender: Male Connector Quantity: 1 Emission Code: 5 Fuel System Type: EFI Grade Type: Performanc...

This harness includes a switched 12V power wire, battery power and ground, fuel pump relay, coil - input wire, and HyperSpark distributor connector. This harness is braided split wire loom to keep the wires protected and your engine bay clean.Feat...