Sale and Clearance

Take control of your GM Gen V LT1, L83, or L86 engine with Terminator X! Do not settle for a factory ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies and the proven, race-winni...

GM GEN V LTx DBW Harness. Compatible with GM part number 12617792 (L83), and 12678223 (L86, LT1, LT4).Specs: Brand: Holley EFI Category: Electrical, Lighting and Body Emission Code: 4 Harness Application: GM, LT Harness Type: Drive-By-Wire ...

Introducing Terminator X and X Max Kits for the Modular Ford engine. These new kits will plug and play with either 2V or 4V Mod Motors commonly found in 1996-2004 Mustangs, 1995-2006 F150, or 2002-2005 Explorers. These kits will work with both 4.6...

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 fuel filters with built-in regulator provide a simple and clean means to fueling your LS swap. Available with OEM-style or -6AN connections, they feature an internal regulator set at 58 psi, along with an integrated 5 nominal micron rat...

Terminator X Max and Dominator EFI GM DBW Harness-Early Truck. Compatible with GM part number 10379038.Specs: Brand: Holley EFI Category: Air and Fuel Delivery Emission Code: 4 Harness Application: GM, LSX Harness Type: Drive-By-Wire Part Ty...

Holley EFI fuel kits are the perfect addition to your Sniper EFI or Holley EFI kit. They are engineered using Holley fuel pumps, regulators and filters coupled with quality Earl's plumbing to provide a fuel system tailored to the needs of your EFI...

Holley EFI fuel kits are the perfect addition to your Sniper EFI or Holley EFI kit. They are engineered using Holley fuel pumps, regulators and filters coupled with quality Earl's plumbing to provide a fuel system tailored to the needs of your EFI...

Holley EFI fuel kits are the perfect addition to your Terminator or Holley EFI kit. They are engineered using Holley fuel pumps, regulators and filters coupled with quality Earl's plumbing to provide a fuel system tailored to the needs of your Ter...

Holley EFI fuel kits are the perfect addition to your Sniper EFI or Holley EFI kit. They 're engineered using a Holley fuel filter coupled with quality Earl's Vapor Guard plumbing to provide a fuel system tailored to the needs of your EFI System. ...

This direct fit fuel pump module will drop directly into any 1983-1997 Ford Mustang EFI fuel tank, designed with a 525 LPH (liters per hour) Holley fuel pump that will support up to 1200 EFI or 1450 Carbureted horsepower (HP Rating @ 60 PSI at 13....

Holley EFI fuel kits are the perfect addition to your Sniper EFI or Holley EFI kit. They are engineered using a Holley fuel filter coupled with quality Earl's Vapor Guard plumbing to provide a fuel system tailored to the needs of your EFI System. ...

This harness is for fuel injected small block ford engines such as 5.0L or 5.8L Windsor powerplants. Plug and play ignition capability with Dual Sync and HyperSpark Distributors. The 5.0L Ford main harness is pre-terminated with Ford PWM IAC conne...

Introducing the next generation of Holley EFI Dual Sync Distributors, the new design features an improved shutter wheel, high-quality dual Hall Effect sensors, and an MSD cap and rotor! While these distributors are designed to be used primarily i...

Holley's NEW EFI Throttle Bodies are unquestionably the BIGGEST BORE - MOST FEATURE LOADED units available on the market today. Holley went back to the drawing board and built the ultimate air valves for your hotrods power plant. The 2550 CFM Domi...

Introducing carb hats from Holley EFI. These new carb hats are the perfect solution for any blow through installation. The Holley EFI carb hats contoured designed promotes optimal airflow, while providing excellent hood clearance for most applicat...

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 edge. Knowing the exhaust temperature of each cylinder can help you identify potential horsepower l...

Trust is paramount in motorsports, where every component plays a crucial role in performance and safety. That's why the Sniper 2 EFI Pro Dash series is engineered to earn your trust, ensuring reliable engine monitoring when your engine, sponsorshi...

Dash bezels that are designed to work with the Holley EFI 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...

HI-RAM 95MM Plenum Top for EFI Hi-Ram Manifolds- Bolt down through design. Black finish.Features: Top Only Hi-Ram 95mm Black color Specs: Brand: Holley EFI Category: Engine Color: Black Construction: Cast EGR Port: No Emission Code: 4 Finis...

HI-RAM 95MM Plenum Top for EFI Hi-Ram Manifolds- Bolt down through designFeatures:Top OnlySpecs: Brand: Holley EFI Category: Engine Color: Natural Construction: Cast EGR Port: No Emission Code: 4 Finish: Cast Aluminum Fuel Injectors Includ...

HI-RAM 95MM Fabricated Side Mount Plenum Top for EFI Hi-Ram ManifoldsHolley now has fabricated aluminum plenum to options for those of us with limited room in the front of our engine bays. The 4 mm thick aluminum side mount plenum tops resemble th...

The new Hi-Flow billet fuel rails are a direct fit for all late model, 2011 and newer naturally aspirated Coyote engines (5.0 and 5.2) including Cobra Jet and Boss 302. This also includes the 2018 and newer direct injection engines. The fuel rails...

Introducing the Holley EFI Wiring Shop. We have one goal, to provide you a one stop solution for all of your wiring components needs. From connectors and pins to wire loom and tools! We have everything you need to build or service your Holley EFI ...