Holley EFI

LS Hi-Flow Holley EFI Fuel Rails - Fits LS1, LS2, LS3, LS6 & L99 factory intakesIncludes (4) -6 to 3/4"-16 O-ring fittings.Fuel Rail mounting brackets and required mounting hardware.

Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies and the proven, race-winning technology of Holley...

Holley is pleased to announce the continuing evolution of its very successful analog-style gauges with the release of new 3-3/8" and 4-1/2" speedometers and tachometers to complement our 2-1/16" gauge line. These are designed specifically for use with...

Get all the great features of Terminator Throttle Body Fuel Injection systems in a bolt-on system for GM's popular LS engines! These systems are designed specifically for LS engines with carbureted style intake manifolds. All kits include the popular...

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 black...

Holley EFI's Billet LS7 Hi-Flow fuel rails are a perfect match for anyone wanting to unleash the full potential of their LS7 powered Hot Rod. These Billet fuel rails are designed to be with OEM LS7 Intake manifolds and OEM LS7 Injectors.

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 weekend road race warrior powered by a coyote junkyard engine with locked cams? Unlock the full potential...

These silver bezels are a custom option to replace to stock bezel on Holley, Holley EFI, or NOS Analog-Style Gauges. They are the same style as the stock bezel and come in packs of 3.

Introducing the all new LED Light Bar from Holley EFI. The days of low oil dummy lights are behind us! This LED display will revolutionize the way you think about shift lights, and warning indicators. The Holley EFI LED Light Bar features 14 LED's that...

Wanting to run a drive by wire throttle body on your 4150 flanged intake manifold? Tired of stretching, adjusting, or breaking throttle cables? Look no further than the new Holley EFI Billet Aluminum Throttle Body Adapters. These two new adapters will...

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 Terminator...

Holley EFI 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 other injectors. They...