Holley Performance

Holley Sniper Fabricated Manifolds continue to push the aftermarket by introducing intakes for Big Block Chevy Engines. These Intakes are good looking, perform well, and offer an extremely good value for a performance sheet metal style intake mani...

The EZX is the ultimate performance upgrade for your 4th Gen Ram Cummins offering total control over your truck with power adjustability on-the-fly. Offering easy installation, improved fuel economy, better towing performance and feature control t...

The EZX is the ultimate performance upgrade for your 5th Gen Ram Cummins, offering total control over your truck with power adjustability on the fly. Offering easy installation, improved fuel economy, better towing performance and feature control ...

The EZX is the ultimate performance upgrade for your late model Ford Power Stroke offering total control over your truck with power adjustability on-the-fly (up to +60hp/114tq). Offering easy installation, improved fuel economy, better towing perf...

Introducing the next generation Evolution CTS3: all-new, full-Color Touch Screen CTS3. The CTS3 will continue to include all of the great features, benefits, and extended coverage from the CTS2 product line, all while adding a sleek, new exterior ...

Introducing the next generation Evolution CTS3: all-new, full-Color Touch Screen CTS3. The CTS3 will continue to include all of the great features, benefits, and extended coverage from the CTS2 product line, all while adding a sleek, new exterior ...

Introducing the next generation Evolution CTS3: all-new, full-Color Touch Screen CTS3. The CTS3 will continue to include all of the great features, benefits and extended coverage from the CTS2 product line, all while adding a sleek, new exterior a...

Introducing the next generation Evolution CTS3: all-new, full-Color Touch Screen CTS3. The CTS3 will continue to include all of the great features, benefits, and extended coverage from the CTS2 product line, all while adding a sleek, new exterior ...

SAVES FACTORY SETTINGS AND RETURNS EASILY TO STOCKIntroducing the next generation Evolution CTS3: all-new, full-Color Touch Screen CTS3. The CTS3 will continue to include all of the great features, benefits, and extended coverage from the CTS2 pro...

The EFI Hi-Ram manifold line has a new addition for the 8.2" SBF Ford application. This manifold comes with a 95MM 1986-95 Ford 5.0 throttle body flange side mount top. The runner length and tapered cross section design will perform well for a wid...

Holley EFI 2x4 Dual Plane Intake Manifold, LS Gen 3 LS1/LS2/LS6 enginesFeatures: The Holley GM LS1/LS2/LS6 2x4V dual-plane was designed in the tradition of the great dual Holley 4160 induction systems that competed on drag strips, in Trans-Am and ...

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, they produce more spark energy while consuming less power without sacrificing voltage output. This mean...

Gen III HEMI Harness with TPS and Idle Air Control Connections. This wiring harness interfaces a Holley EFI ECU to a Gen III HEMI engine with an aftermarket cable actuated throttle body. It is meant to be used in conjunction with an injector harne...

These machined billet aluminum EFI intake elbows allow the use of GM LS throttle bodies on any intake manifold w/ the 4500 mounting flange. Our design incorporates an optimized transition from the throttle body to the intake plenum for maximum air...

Holley is now offering budget friendly fabricated intake manifolds for LS, Small Block Chevy and Small Block Ford engines in carbureted and EFI versions!Features: Silver finish creates high impact under-hood styling 3mm (1/8") thick T6061 sheet al...

Holley and Sniper will help you to complete your EFI swap with our new EFI Conversion Fuel Tanks. Each tank is a direct fit for your application-no modifications necessary. The kit includes the tank, a 255 lph fuel pump, internal baffling, and a f...

Holley and Sniper will help you to complete your EFI swap with our new EFI Conversion Fuel Tanks. Each tank is a direct fit for your application-no modifications necessary. The kit includes the tank, a 255 lph fuel pump, internal baffling, and a f...

Holley and Sniper will help you to complete your EFI swap with our new EFI Conversion Fuel Tanks. Each tank is a direct fit for your application-no modifications necessary. The kit includes the tank, a 255 lph fuel pump, internal baffling, a fuel ...

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...

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...

Universal Ford V8 Harness Kit for Holley HP and Dominator ECU'sFeatures: Harness Kit Includes: Main Power Harness, Universal MPFI Main Harness, Ford V-8 Injector Harness, Ignition Adapter & Tach Input Simple Installation Can be used with HP or...

Terminator X High Impedance Fuel Injectors feature a precision lapped disc valve, high-quality brass windings, and high-temp o-rings. These injectors provide excellent linearity with no discernible "bounce" at low pulse widths as commonly found in...

Terminator X fuel injectors are dynamic flow matched within 1%, resulting in extremely precision and consistent injector characteristics. These injectors provide excellent linearity with no discernible "bounce" at low pulse widths as commonly foun...

Main harness for 99-04 2 & 4 Valve Ford Modular (4.6 & 5.4L) Engines.Specs: Brand: Holley EFI Category: Air and Fuel Delivery Emission Code: 4 Harness Application: Ford Harness Type: Main Part Type: Fuel Injection Harness Product Ty...