Stand Alone Engine Management

The Holley EFI Pro Dash measures 13.44" wide, 5.81" tall and 1.25" deep. The Pro Dash is completely customizable for use in a variety of motorsports applications. It features a 12.3" 1280x480 resolution low glare, high brightness, high contrast, full...

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 Holley EFI...

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 Holley...

The new Gate-Way for the 2011-2014 Mustang GT is your connection to all the great feature and tuneability of the Holley EFI Dominator or Terminator X Max without losing the major functions of the factory dash and accessories of the Mustang GT. The...

The new Gate-Way for the 2011-2014 Mustang GT is your connection to all the great feature and tuneability of the Holley Terminator X Max without losing the major functions of the factory dash and accessories of the Mustang GT. The Gate-Way plugs right...

Holley EFI 3.5" Touch Screan LCD for use with all Terminator, HP, and Dominator EFI systems  This touch screen LCD provides a dynamic range of tuning and data monitoring options in a compact, full color 3.5" LCD display. Features: *Laptop-free...

11-12 Gen. 1 Ford 5.0L Coyote Engines, with EV6 injector connectors, stock Ford Coils, Drive by Wire Throttle Bodies. Manual Transmission Includes Ti-VCT module, other generation engine models and configurations available include: 13-15 Gen 1 Coyote...