Performance Parts

EFI fuel rails are machined for –8AN O-ring Fittings with passages large enough to accommodate high fuel flows and dampen pressure pulsations in the fuel system.

These machined billet aluminum EFI intake elbows allow the use of Ford 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 airflow and...

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...

The touch screen LCD provides a dynamic range of tuning and data monitoring options in a compact 3.5" LCD display

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...

1 x 105mm GM LT1 Throttle Valve Top Only. This part fits the GM Gen V LT1 Hi-Ram manifolds only (does not fit LS manifolds).

Holley's BILLET LS Throttle Bodies are the BIGGEST BORE - MOST FEATURE LOADED available. Holley went back to the drawing board and built the ultimate air valve for your LS engine! This all new design boasts a huge 105 millimeter bore for when WOT is all...

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 limited. Coupling this Hi-Ram intake with the high...

Holley EFI is excited to launch four new multi-point fuel injection intake manifolds for the big block Chevy. These new intakes are available to fit oval or rectangular port heads, and 4150 or 4500 style throttle bodies. These Intakes are ideal for...

If you're thinking of building either a high performance or race multi–point fuel Injection system for your engine, look no further than Holley for the throttle body. Holley offers a line of universal throttle bodies that range in sizes from 1000 CFM to...

Stud Kit, Hi-Ram Intake Manifold Mounting

Single Plane EFI LS Intake Manifold. All GM LS Gen III or IV engines equipped with LS1/LS2/LS6 style cathedral port cylinder heads.