Performance Parts

This in-tank fuel pump module is a high-pressure unit that flows 255 liters per hour (LPH) and is capable of supporting electronic fuel injection (EFI) engines producing up to 550 horsepower. Featuring a pre-calibrated fuel-level sending unit desi...

When switching your 1973-1991 Blazer/Jimmy (25 Gallon Tank) to EFI, you will not find an easier way to upgrade your fuel system than our OE Style 350 LPH EFI Fuel Pump Modules. They are a direct replacement that fits your factory fuel tank so you ...

When switching your 1982-1992 Camaro / Firebird to EFI, you will not find an easier way to upgrade your fuel system than our OE Style 350 LPH EFI Fuel Pump Modules. They are a direct replacement that fits your factory fuel tank so you don't have t...

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...

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...

Looking for a plug and play alternative for your stock or built late model factory EFI engine? How about a replacement ECU for your older Holley C950? Holley has you covered. HP EFI ECU and harness kits are designed to be used with popular factory...

The Holley GM Gen V LT Ultra Lo-Ram intake manifold kits are designed for GM Gen V LT engines equipped with GM LT cylinder heads. These intake manifolds will work with OE or aftermarket cylinder heads. The Ultra Lo-Ram intake manifolds are designe...

Terminator X High Impedance 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...

These standalone Terminator X ECUs (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 1...

The Terminator X offers an advanced engine management solution specifically tailored for the formidable 7.3-liter Godzilla engine. Designed to unlock the full potential of these powerhouse engines, the Terminator X provides unparalleled control ov...

Take control of your 302ci Small Block Ford engine in your Fox Body Mustang with Holley EFI Terminator X system. Don't settle for the factory ECU with a cumbersome tuning interface or pre-programmed tuning chip when you can have complete control o...

Take control of your conventional Ford engine with Terminator X. Don't settle for a factory ECU with a cumbersome tuning interface or pre-programmed tuning chip when you can have complete control of your engine, self-learning fuel strategies and t...

Introducing Terminator X and X Max Kits for the Modular Ford engine. These new kits will plug and play with either 2V or 4V Mod Motors commonly found in 1996-2004 Mustangs, 1995-2006 F150, or 2002-2005 Explorers. These kits will work with both 4.6...

Holley EFI Pro Dash replacement harness for standalone digital dashes.Features: Direct replacement Plug and Play New connectors Unterminated sensor leads Specs: Brand: Holley EFI Category: Electrical, Lighting and Body Connector Color: Black E...

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 Holley EFI ECU mounting bracket, allowing you to safely mount your ECU under the seat of a Foxbody Mustang.Features: Mount a HP, Terminator X, and Terminator X Max ECU Designed to be under the passenger seat Easy installation Black col...

Dominator® EFI Vehicle Management Systems are intended for non-emissions street and racing engine applications. In addition to the transmission control, drive by wire, and dual wideband oxygen sensor options, Dominator® systems have nearly unlimit...

Monitor everything. Protect your engine. Drive with confidence. The Edge Insight CTS3 is the industry-leading digital gauge monitor trusted by daily drivers and performance enthusiasts alike. With a sleek 5” touchscreen display and plug-and-play O...

The EZX is the ultimate performance upgrade for your 5th Gen Ram Cummins, offering total control over your truck with power adjustability on the fly. Offering easy installation, improved fuel economy, better towing performance and feature control ...

Introducing the next generation Evolution CTS3: all-new, full-Color Touch Screen CTS3. The CTS3 will continue to include all of the great features, benefits, and extended coverage from the CTS2 product line, all while adding a sleek, new exterior ...

We are happy to announce all-new cast zinc pillar display mounts available for order now to offer a more permanent and vehicle specific mount for our CTS3 based devices. These mounts have been specifically engineered for an OEM look and fitment to...

Replacement Throttle Position Sensor (TPS) for Sniper 85/90/92/102mm Throttle Bodies used on Sniper EFI Fabricated Manifolds for GM LS1/LS2/LS3/LS6/LS7Features: Replacement Throttle Position Sensor for Sniper EFI Throttle Bodies 860001, 860002, 86...

Designed for use with Holley Sniper EFI fabricated intake manifolds to provide additional clearance for proper throttle body operation.Features: Required for use with Sniper EFI fabricated intake when using a stock throttle body and O-ring Fits st...

Designed for use with Holley Sniper EFI fabricated intake manifolds to provide additional clearance for proper throttle body operation.Features: Required for use with Sniper EFI fabricated intake when using a stock throttle body and O-ring Fits st...