Modules And Sensors

Bracket for 538-24 or 554-107Features:Genuine Holley Quality PartsSpecs: Brand: Holley EFI Category: Air and Fuel Delivery Color: Black Emission Code: 5 MAP Sensor: Bracket Product Type: MAP Sensor Tech Resources:

The pressure inside the intake manifold is an extremely important input to the ECU. This sensor will respond to changes in manifold pressures and relay the information to the ECU in the form of a voltage signal ranging from 1-5 volts. This sensor ...

Bolt-on side fill kit for 19-184 and 19-185 EFI fuel tank kitsFeatures: Bolt on Side fill Gas cap not included Black Specs: Brand: Holley Sniper EFI Category: Air and Fuel Delivery Emission Code: 3 Finish: Black Fuel Type: Gasoline Material:...

255 LPH Electric Fuel Pump Assembly for Sniper EFI Fuel Tanks. Oven brazed fittings can withstand 100 psi. Genuine Walbro Fuel Pump included.1/4" NPT Supply and Return line.Features: 1/4" NPT Supply and Return Line In-Tank Wire Harness Made in USA...

400 LPH Electric Fuel Pump Assembly for Sniper EFI Fuel Tanks. Oven brazed fittings can withstand 100 psi. Genuine Walbro Fuel Pump included. 1/4" NPT Supply and Return line. For a better seal, use Permatex Indian Head Gasket Shellac Compound or A...

These two new MAP sensor adapters from Holley EFI allow you to quickly add a stainless steel MAP sensor to your existing installation. Holley part #558-466 adapts harnesses with a (MPFI) Weatherpack 3-pin connector to the 3-pin Delphi GT connector...

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 injection, allowing you to safely run on lower octane ...

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 injection, allowing you to safely run on lower octane ...

Specifically designed for use in unlimited racing applications equipped with an external, dry timing-belt, cam drive system, where the bracket must be remote mounted to a front motor plate or some mounting surface other than a designated cam cover...

This device allows for an ECU input to be safely connected directly to the +12V side of the transbrake solenoid. It protects the ECU input from damaging flyback voltage which occurs when the transbrake is released. Not using this device will cause...

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 injection, allowing you to safely run on lower octane ...

Preconfigured for use in Holley HP and Dominator systems.Features: Stainless steel construction Linear voltage output of 0.5V - 4.5V Includes pigtail connector for custom configurations Specs: Body Diameter: .875" Body Length: 2.558" Brand: Hol...

Plug and play for Holley Avenger, HP, and Dominator ECU fuel and oil pressure inputs.Features: Plug and play for both fuel and oil pressure inputs with Holley EFI systems Stainless steel construction Linear voltage output of 0.5V - 4.5V Includes p...

Replacement Holley EFI NTK Wide band Oxygen sensor. This sensor is a direct replacement for Holley HP, Dominator, Avenger and Terminator EFI systems. Each Sensor is hand calibrated to insure accurate readings when used in conjunction with your Hol...

1 Bar sensor is used in many naturally aspirated applications.Features: 1 Bar Used for naturally aspirated applications Connector not included Black color Specs: Body Material: Composite Brand: Holley EFI Category: Air and Fuel Delivery Color:...

Sensor to be used in all forced induction applications up to 14.7 PSI.Features: 2 Bar Used for forced induction applications Included electrical connector with pins (3) pins Specs: Body Material: Composite Brand: Holley EFI Category: Air and Fu...

Preconfigured for Holley HP and Dominator systems, used in forced induction applications when a 2 or 3 Bar sensor is not sufficient for certain applications.Features: Stainless steel construction 0-345 kPa 3.5 Bar 1/8" - 27 NPT Linear voltage outp...

Replacement Holley EFI, Bosch Wide band Oxygen sensor.This sensor is a direct replacement for Holley HP, Dominator, Avenger and Terminator EFI systems. Each Sensor is hand calibrated to insure accurate readings when used in conjunction with your ...

Replacement intake air temperature sensor for use with Holley Commander 950 or any Holley EFI systems.Specs: Brand: Holley EFI Category: Air and Fuel Delivery Category: Engine Color: Gold Connector Gender: Male Female Emission Code: 5 Grade...

The Holley EFI Vacuum Manifold kit is designed for those of you wanting a simple and clean solution for plumbing either vacuum or boost referenced sources. This manifold block features 12 1/8th NPT ports that can be plumbed with most common EFI tr...

Introducing the newest development from the Holley EFI engineering team, our EFI high flow dual port boost control kit featuring two solenoids. This kit contains a set of pre-installed high flow solenoids, which feature a dual O-ring sealing desig...

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 pot...

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 pot...

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 pot...