Holley Performance

Are you tired of scouring the junkyard for stock ls coil sub harnesses? Introducing the new Holley EFI LS Coil Sub Harness. This coil sub harness is intended to be used with factory LS coils and various Holley EFI main harnesses with Coil-on-plug ...

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...

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...

An Injector Harness is required and Holley offers two. The harness with USCAR/Stock injector connectors will cover most applications that are using the factory injectors. The other harness is for the Bosch and Holley (or Jetronic/Minitimer) inject...

Chrysler has used two different coils on the HEMI engine series with 2006 being the year that the change was phased throughout the truck and car line. Fortunately the two coils are very different visually and makes for a simple review. If the coil...

Ford V8 Injector Harness for Ford USCAR / EV6 style Fuel Injectors (Evenly Spaced)Specs: Brand: Holley EFI Category: Air and Fuel Delivery Emission Code: 3 Harness Application: Ford Harness Type: Injector Part Type: Fuel Injection Harness P...

7 Bar MAP Sensor used for boosted applications and high performance installations.Features: Stainless steel construction Comes with mating connector for custom configurations Linear voltage output of 0.5-4.5 volts 1/8-27 NPT Specs: Body Material:...

1 Bar Map Sensor, 1/8-27 NPTFeatures: Stainless steel construction Comes with mating connector for custom configurations Linear voltage output of 0.5-4.5 volts Specs: Body Material: Stainless Steel Brand: Holley EFI Category: Emission Control ...

Meet your higher boosted specifications with our 0-500 pressure transducer.Features: Stainless steel construction Linear voltage output of 0.5V - 4.5V 1/8-27 NPT Includes pigtail connector for custom configurations Specs: Brand: Holley EFI Categ...

Our popular Sniper CAN OBD-II LED shift lights have now been improved to be able to work with 8-speed and 10-speed transmissions. Just plug connector into the OBD-II port, go through the shift light's setup instructions, then hit the perfect shift...

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...

Our popular Sniper CAN OBD-II LED shift lights have now been improved to be able to work with 8-speed and 10-speed transmissions. Just plug connector into the OBD-II port, go through the shift light's setup instructions, then hit the perfect shift...

Snell SA2015 certified. Attached using clear double sided tape. The double sided tape is used to reduce weight and any part that is higher than 7mm from the helmet shell must break away during an impact. This part can be painted. Low profile desig...

The SIMPSON Open Face Helmet Visor Kit is a direct factory replacement for any Devil Ray helmet. The kit includes the visor, tinted visor strip, and screws.SIMPSON Devil Ray helmet not included.Features: Devil Ray helmet not included Direct fi...

Simpson Latch & Link Sport harnesses will keep you firmly secure and safe while you race. The available bolt-in, floor-mount, and wraparound belt system options are offered in 55 inch or 62 inch lengths offering ultimate flexability regarless ...

The Simpson Sport FX is a budget-friendly five-point harness from one of the most trusted names in motorsports safety. It features a compact design with a forged steel buckle and integrated adjusters, simplifying the lap harness and saving space. ...

Universal Coil On/Near Plug Harness – Use to connect Holley PN 558-312 or factory GM LSx coil harnesses to Holley HP or Dominator ECU'sFeatures: For use with Holley HP or Dominator ECUs Universal Connects 558-312 or factory GM LSx coil harnesses S...

For use with a 2019-2022 GT500 or 2015-2020 GT350 DBW throttle bodySpecs: Brand: Holley EFI Category: Air and Fuel Delivery Color: Black Emission Code: 3 Engine: Ford Coyote Finish: Black Gasket Or Seal Included: Yes Grade Type: Performanc...

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, ...

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, ...

An Injector Harness is required and Holley offers two. The harness with USCAR/Stock injector connectors will cover most applications that are using the factory injectors. The other harness is for the Bosch and Holley (or Jetronic/Minitimer) inject...

Chrysler has used two different coils on the HEMI engine series with 2006 being the year that the change was phased throughout the truck and car line. Fortunately the two coils are very different visually and makes for a simple review. If the coil...

Every racer around is well aware that the crank sensor is an integral part of the fuel injection system.Holley's EFI Crankshaft Signal Sensor is designed to generate an RPM input signal to the ECU when used in ferrous target crank trigger setups. ...

Holley EFI Cam Sync Signal is designed to generate a cam sync input signal to the ECU when used in flying magnet cam trigger setups. This sensor is a Hall Effect sensor, meaning it outputs a square wave signal, which is ideal for use with most ele...