holley

Hays heavy-duty flexplates for high performance and competition engines are constructed of a thicker than stock steel plate, enabling them to withs...

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!

Swapping a Gen 1 or Gen 2 Coyote into a Fox Body or SN95/New Edge Mustang? This Holley cast aluminum rear sump pan is built for exactly that job. I...

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...

Holley Dominator EFI is the top of the Holley EFI line, built for non-emissions street and race engines. On top of fuel and spark, it runs transmis...

Holley Dominator EFI is the top of the Holley EFI line, built for non-emissions street and race engines. On top of fuel and spark, it runs transmis...

Holley Dominator EFI is the top of the Holley EFI line, built for non-emissions street and race engines. On top of fuel and spark, it runs transmis...

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...