Holley EFI

Fits Holley Hi-Ram ManifoldsFeaturesSelf-tuning fueling strategy tunes while you drive - Designed for the user that wants the ease of use without having to be a ?

Fits Holley Hi-Ram Manifolds. They are available in the dual 4150 throttle body pattern or in a full blank top so that you can design your our system. The plenum tops are constructed of cast...

Fits Holley Hi-Ram Manifolds - Holley has launched new black ceramic coated plenum tops to match our Hi-Ram manifold bases! They are available in the dual 4150 throttle body pattern or in a full...

Fits Holley Hi-Ram Manifolds-Holley has launched new black ceramic coated plenum tops to match our Hi-Ram manifold bases! They are available in the dual 4150 throttle body pattern or in a full blank...

The Holley GM LS1/LS2/LS6 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...

The Holley GM LS3/L92 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...

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...

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...

The new Holley EFI Hi-Ram intake provides the ultimate performance with the new GM direct-injected Gen V 6.2L LT1 engine. The modular design of this manifold allows easy disassembly for custom...

Stud Kit, LS Hi-Ram Intake Manifold MountingFeaturesSimple Installation - Plug and Play control of GM LS2/LS3/LS7 engines. Just plug the harness into your factory sensors, wire the power and grounds...

Early 2003-2008 5.7L Gen III Hemi engines had smaller intake ports & these adapters allow the installation of Intake manifolds w/ the larger ports to fit on these Early engines.FeaturesPlug and play...

The touch screen LCD provides a dynamic range of tuning and data monitoring options in a compact 3.5" LCD displayFeaturesFor GM LS1/LS6 engines with 24x crank reluctor with EV1 injectors and...