Holley EFI

This Throttle Position Sensor fits all Terminator 4150 Throttle Bodies, and Sniper EFI 4150 Throttle Bodies. Additionally, it is the service replacement sensor for the following:...

Introducing the Holley EFI Wiring Shop. We have one goal, to provide you a one stop solution for all of your wiring components needs. From connectors and pins to wire loom and tools! We have...

Holley EFI Wiring Shop just keeps getting better! We have one goal, to provide you a one stop solution for all of your wiring components needs. From connectors and pins to wire loom and tools! We...

Introducing the Holley EFI Wiring Shop. We have one goal, to provide you a one stop solution for all of your wiring components needs. From connectors and pins to wire loom and tools! We have...

Getting a high powered drag car to hook is the key to low elapsed times and win lights. Whether small tire radial car or a full out Pro-Mod, all racecars will benefit from Holley's new Time-Based...

This kit is used to directly connect Racepak part number 230-VM-EFIHOL Vnet/Holley to either the J1A (HP and Dominator ECUs) or J3 (Dominator ECU only) connectors. There are three harnesses supplied...

GM Tuned Port / Holley Steathram Engine HarnessFeaturesCarburetor looks with the drivability of EFITrouble-free performance with today’s fuels - put an end to vapor lock and fuel varnish...

554-128 is a device that allows for an ECU input to be safely connected directly to the +12V side of the transbrake solenoid. This device protects the ECU input from damaging flyback voltage which...

Transmission Cable Bracket For TH-700R4 Transmission FeaturesThe 351W manifold is available to work with 95MM or 105MM GM LS throttle bodiesEFI fuel rails are machined for -8AN o-ring fittings with...

If your HEMI swap project is using a Chrysler 46RE Transmission, commonly found in 1996-2003 Dodge Ram - Dakota, or Durango V8 trucks, you can finally control your transmission through the...

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...

Holley's EFI Crank Trigger Kit is engineered to provide an accurate crank speed & position signal to Holley EFI systems in the most-demanding, high horsepower, racing applications. Crank position is...