Holley EFI

The 300-676 is the 105mm throttle body adapter in the 300-680 complete kit. Offering this separately allows you to select your components individually as you build your system. The Lo-Ram intake...

Whether your engine has forced induction or is naturally aspirated, these Holley MAP sensors will keep your engine performing at its best. They're available in 1, 2, and 3-bar models.FeaturesDesigned...

The EFI Hi-Ram manifold line has a new addition for the 351W Ford application. This manifold comes with a 95MM LS throttle body flange top, a 105mm LS throttle body top is also available. The runner...

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...

Stud Kit, 351W Hi-Ram Intake Manifold MountingFeaturesReplacement fuel rail kit for Low-Ram dual injector designHigh volume fuel rails and mounting hardware included with ¾”-16 o-ring ports (8...

92mm Throttle Body flange (For use when fabricating a sheet metal topFeaturesSingle Channel CAN EGT Module, for a quick and easy installation with Holley EFI, Part Number 554-184CSingle Channel...

The P/N 300-685 & 300-685BK Lo-Ram 105 mm billet throttle body adapters are designed as part of the Holley LS3 front-feed Lo-Ram EFI intake manifold kits. It is commonly known billet is the best. ...

The EFI Hi-Ram manifold line has a new addition for the 351W Ford application. This manifold comes with a 105MM LS throttle body flange top, a 105mm LS throttle body top is also available. The runner...

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...

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...

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...

Holley Die Cast EFI Bypass Style Fuel Pressure Regulator Kits are part of a complete line of fuel system products from Holley. The included 12-882 regulator features a die cast aluminum body and a...