holley

Sniper EFI's new 92mm and 102mm billet aluminum LS throttle bodies give you a great way to improve engine performance without breaking the bank. Do...

Upgrading to an MSD Flying Magnet Crank Trigger Kit will deliver the precise and reliable signal that a high performance engine requires. This kit...

The eight channel coil driver module is a "dumb coil" driver module that plugs into the main harness, which is needed when running the factory coil...

"Big Wire" Sub Harness- pre wired with 12ga power and grounds, for optimal performance!

Sniper EFI's new 90mm billet aluminum throttle bodies are designed as a direct fit for the Fabricated Race intake manifolds. Don't let the low pri...

3 Port Boost Control Solenoid Valve Includes: (1) solenoid, (1) ECU pigtail harness with factory crimped ECU pin, (3) 3/16" barb fittings, (1) 1/8...

Trust. Whether it's your engine builder, team members, or EFI System, trust is earned, not given. When your expensive engine, sponsorship and reput...

Holley has done it again, a pair of industry leading digital dashes for the masses!: Have you always wanted the look of a modern digital dash in y...

Introducing the Holley EFI 2 Axis G-Meter. Designed to be stable in the harshest environment. Co-Designed with RACEPAK, this G-meter would be a per...

Holley's new 6.86" Pro Dash delivers over 200 monitoring channels of reliable real-time data in a more compact, full HD package suitable for nearly...

Holley has done it again, a pair of industry leading digital dashes for the masses!: Have you always wanted the look of a modern digital dash in y...

The Holley EFI Digital Dash is completely customizable with a variety of gauge and indicator screens that can be programmed to display any paramete...

Introducing the Holley EFI 8 Channel CANBus EGT Kit. Exhaust Gas Temperature data is critical information when your engine tune up is on the ragged...

The Holley EFI Can Adapter/Power Harness adapts two pin Holley main harness CAN connectors to new style 4 pin CAN devices.

The Holley EFI CAN Input/Output Module can be added to Holley EFI HP, Dominator, Terminator X and Terminator X Max EFI installation. This CAN modul...

The Holley EFI CAN Input/Output Module can be added to Holley EFI HP, Dominator, Terminator X and Terminator X Max EFI installation. This CAN modul...

These Holley EFI Smart Coils are a bolt-in ignition upgrade for your late model HEMI or Coyote engine. Here's the difference over a stock coil; the...

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...

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...

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...

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...

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...

Introducing the newest development from the Holley EFI engineering team. The Holley EFI High Flow Dual Port Boost Control Kit. This kit contains a ...

j2A, j2B, j3, j4 Connector & Pin Kit - Contains connectors & pins, but no wiring. for Dominator EFI