Sale and Clearance

The EZ is the ultimate performance upgrade for the driver that wants affordable adjustability, added towing power, quick and easy installation, and improved fuel economy.50 State Legal EO/CARB D-541-18Features: Plug and play installation Great for...

Take your VP44 to a whole new level with Edge's Competition Juice, more RPM's, more fueling, and an all-new CTS3 color touchscreen display. Customers asked and we delivered with Power Level 7 and fueling up to 3600 RPMs you'll gain up to 150HP! ...

Universal Ford V8 Harness Kit for Holley HP and Dominator ECU'sFeatures: Harness Kit Includes: Main Power Harness, Universal MPFI Main Harness, Ford V-8 Injector Harness, Ignition Adapter & Tach Input Simple Installation Can be used with HP or...

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 your throttle body. Holley offers a line of universal throttle bodies that range in sizes from 1000...

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: 502-9,112-577,112-578,112-587,112-588.Specs: Adjustable: Yes Brand...

Throttle Position Sensor for 1 bbl Replacement TBIs PN's 500-2, 500-4, 2 bbl Pro-Jection PN's 502-1, 502-2, 502-20 and 2 x 2 Pro-Jection PN 502-2211Features:Genuine Holley Quality PartsSpecs: Adjustable: Yes Brand: Holley EFI Category: Emission...

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 have everything you need to build or service your H...

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 ...

Finally, an affordable Coyote intake manifold that also performs! The Hi-Ram and Ultra Lo-Ram are designed to fit stock bolt pattern OE heads found on the 2011-2023 Ford 5.0 Coyotes and related engine families, such as, Voodoo and Predators. These...

This harness is designed to fit LS2/3/7+ engines from 1997-2012. The harness interfaces with 58x crank and 4x cam sensors. Harness is a perfect fit for installers wanting to mount the any Holley EFI ECU inside of the passenger compartment where it...

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 everything you need to build or service your Holley EFI ...

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....

The Holley GM 2x4 dual plane manifold is designed in the tradition of the great dual Holley 4160 induction systems that competed on drag strips, in Trans-Am at Lemans in the 1960's. The technology of the LS pushrod engine is now mated with the imp...

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 porting, multiple tops, or custom induction systems. E...

Add even more power to your Gen III Hemi engine with a Holley Hi-Ram intake manifold. This cast intake manifold has large intake ports - fits 2009-up 5.7L, 2005-2010 6.1L & 2011-up 6.4L engines.The Holley Hi-Ram intake manifold is for high-per...

These analog-style gauges are designed specifically for use with Holley EFI systems. They are compatible with all Terminator, HP, and Dominator ECU's, allowing them to be installed in a variety of Holley EFI equipped vehicles. CAN-bus communicatio...

These standalone Terminator X ECU's (Electronic Control Unit) are intended to be used as service components for your Terminator X EFI installation. The Terminator X ECU features real-time fuel learn, high impedance injector drivers, an integrated ...

The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The Terminator X ECU features fuel maps that self-learn and...

Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies and the proven, race-winning technology of Ho...

Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies and the proven, race-winning technology of Ho...

Replacement/Service regulator kit for EFI regulators and Sniper EFI throttle bodies. Included are (1) O-ring and (1) regulator.Features: 175 GPH 10 micron filter 59.5 PSI preset regulator Replacement Regulator for 12-875, 12-876, 12-888, 12-889, 3...

Replacement Harness for Holley EFI Pro Dashes.Features: Replacement/Service For Pro Dash product line TE Superseal 34 pin connector Refer to Owners Manual for correct inputs and outputs Specs: Brand: Holley EFI Category: Vehicles, Equipment, Too...

Liquid-filled fuel pressure gauge - 0-160 PSIFeatures: 0-160 PSI Liquid Filled Fuel Pressure Gauge 2" Diameter Specs: Adapter NPT Size ( A ): 1/4 NPT MALE Bezel Color: Silver Bezel Material: Stainless Steel Body Color: Silver Brand: Holley EF...

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 ...