Holley Performance

The EFI Hi-Ram manifold line has a new addition for the 8.2" SBF Ford application. The runner length and tapered cross section design will perform well for a wide range of engine combinations. The engineering team also redesigned the water crossov...

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 400 lph fuel pump, internal baffling, and fue...

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 400 lph fuel pump, internal baffling, and fue...

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 400 lph fuel pump, internal baffling and a fu...

Each tank is a direct fit for your application with no body modifications necessary. The kit includes the tank, a 255 lph fuel pump, a fuel level sender, new tank straps, and the filler neck. The tank is powder coated for corrosion resistance and ...

The Holley LS1/2/6 Ultra Lo-Ram intake manifold kits are designed for GM LS Gen III and IV engines equipped with GM LS1/2/6 (cathedral port) cylinder heads. These intake manifolds will work with OE or aftermarket cylinder heads. The Ultra Lo-Ram i...

Unlocking, tuning and monitoring is now possible right from the cab of your Ford truck with the exciting release of Evolution CTS3 for 2020-2021 Ford Power Stroke. After the massive success of our in-field ECM/TCM Locksmith device for GM Duramax, ...

The market and our competition didn't think it was possible, but here it is. Evolution CTS3 for 2020-2023 6.6 Gas GM trucks with in-vehicle ECM unlocking capabilities! Our industry leading in-cabin device, the Evolution CTS3 is now an all-in-one d...

The market and our competition didn't think it was possible, but here it is. Evolution CTS3 for 2019-2022 5.3/6.2 GM trucks with in-vehicle ECM/TCM unlocking capabilities! Our industry leading in-cabin device, the Evolution CTS3 is now an all-in-o...

Available with single or dual injector provisions and a burst panel flange, the LS3 Ultra Lo-Ram intake manifold is designed for boosted combinations with hood clearance in mind.The Holley LS3 Ultra Lo-Ram intake manifold kits are designed for GM ...

The Holley LS1/2/6 Ultra Lo-Ram intake manifold kits are designed for GM LS Gen III and IV engines equipped with GM LS1/2/6 (cathedral port) cylinder heads. These intake manifolds will work with OE or aftermarket cylinder heads. The Ultra Lo-Ram i...

Want to make the switch from the original Sniper EFI to Sniper 2 and don't want to rewire your system? The new Sniper 2 upgrade kits are designed to do exactly that! Included with each Sniper 2 Plug and Play upgrade system is an adapter solution t...

Want to make the switch from the original Sniper EFI to Sniper 2 and don't want to rewire your system? The new Sniper 2 upgrade kits are designed to do exactly that! Included with each Sniper 2 Plug and Play upgrade system is an adapter solution t...

The Holley LS1/2/6 Lo-Ram intake manifold kits are designed for GM LS Gen III and IV engines equipped with GM LS1/2/6 (cathedral port) cylinder heads. These intake manifolds will work with OE or aftermarket cylinder heads. The Lo-Ram intake manifo...

The Holley GM Gen V LT 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 Lo-Ram intake manifolds are designed for forced...

The Holley GM LS7 Modular Hi-Ram Intake Manifold is introduced as a cost effective alternative to fabricated sheet-metal for high-performance applications where induction system height is not limited. Coupling this Hi-Ram intake with the high flow...

The EFI Hi-Ram manifold line has a new addition for the 351W Ford application. The runner length and tapered cross section design will perform well for a wide range of engine combinations. The engineering team also redesigned the water crossover p...

An EFI system depends heavily on being supplied a clean and constant voltage source. The grounds of an electrical system are just as important as the power side. Our Holley EFI Harness Kit for your GM LS engine comes complete with the main harness...

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 400 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 400 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, and a f...

Fuel tank is a direct fit for your application with no body modifications necessary. The kit includes the tank, a 255 lph fuel pump, fuel level sender, new tank straps, and the filler neck. The tank is powder coated for corrosion resistance and gr...

Fuel tank is a direct fit for your application with no body modifications necessary. The kit includes the tank, a 255 lph fuel pump, fuel level sender, new tank straps, and the filler neck. The tank is powder coated for corrosion resistance and gr...