Holley EFI

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

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...

Holley EFI LS main harnesses have a MAP sensor connecter designed for use with an LS1/2 style MAP sensor. The 558-416 is an adapter harness that can be used to adapt any LS harness that uses an...

Take your forced induction ride to the next level with a Holley water/meth injection system! Integrated into the Holley HP and Dominator EFI Systems is the capability to control water/methanol...

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...

Includes a single 1 ft. Daisy Chain cable for use with Holley EFI Analog Style CAN Gauges.FeaturesFits Ford Throttle Bodies105mm Throttle Body Opening - 100° Mounting AngleFits Intakes w/ 4150...

For use in forced induction applications when a 2 or 3 bar sensor is not sufficient.FeaturesDesigned for GM LS Gen III and IV engines equipped with GM LS1/2/6 (cathedral port) cylinder headsDesigned...

This wiring harness interfaces a Holley EFI ECU to a 2V Modular Ford engine. It is meant to be used in conjunction with an injector harness, a coil harness, and ignition modules. Most stock sensors...

1 Bar Map Sensor, 1/8-27 NPTFeaturesDesigned for GM LS Gen III and IV engines equipped with GM LS1/2/6 (cathedral port) cylinder headsDesigned for forced induction (supercharged or turbocharged)...

HOLLEY SNIPER EFI 4150 SUPER SNIPER 1250 1250 HP Forced Induction Sniper EFI 4 Barrel Fuel Injection Conversion - Self-Tuning Kit + Handheld EFI Monitor - Black Ceramic Finish Introducing Holley...

Complete connector and pin kit for use with Holley EFI MPFI Power Pack kit. Includes connector and pins for: Manifold Absolute Pressure (MAP) sensor Idle Air Control (IAC) Throttle Position Sensor...

100 PSI / -40C TO 105C - SENSOR COMBOFeaturesDesigned for GM LS Engines with 58x Crank, 4x Cam - and EV1 Injectors.Real-Time fuel map learn, takes the guess work out of tuning your base fuel table...