Dominator EFI Kit Universal Vehicle Management System w/COP 550-654 Fits Domestic V8 engines, such as conventional push rod Chevrolet and Chrysler engines with Coil on Plug ignition and EV1 Injectors Dominator® EFI Vehicle Management Systems...

Holley Terminator X / X Max EFI Bluetooth Module 558-483  Unlock the full potential of your Terminator X EFI system with the Terminator X EFI Bluetooth Module - the ultimate tool for wireless tuning and real-time engine monitoring. This advanced...

BluePrint Engines LS ECU Kit BPPLS530 BluePrint Engines strives to make your LS swap as simple as possible. The complete LS controller packages contain all components and the proper calibration to get your PSLS3760CTF installed in your...

Holley EFI LS (58X/4X) Engine Main Harness Extended for HP EFI/Dominator EFI 558-134 LS2/3/7+ (58x/4x) Engine Main Harness for HP EFI & Dominator EFI These harnesses are designed to fit most 24x and 58x LS engines, from 1997-2012. They are a...

Holley EFI LS (58X/4X) Engine Main Harness for HP EFI/Dominator EFI 558-103 LS2/3/7+ (58x/4x) Engine Main Harness for HP EFI & Dominator EFI This harness has been designed to interface with 58x crank and 4x cam sensors. These engines are commonly...

Holley Terminator X Max GM Gen V LT4 Standalone ECU & Wire Harness Direct Injection Kit Late 550-1634-6 GM LT Drive-by-Wire Throttle Body and GM 6L80E and 6L90E Transmission Control Take control of your GM Gen V LT4, LT1, L83, or L86...

Holley Terminator X Max GM Gen V LT4 Standalone ECU & Wire Harness Direct Injection Kit Early 550-1633-6 GM LT Drive-by-Wire Throttle Body and GM 6L80E and 6L90E Transmission Control Take control of your GM Gen V LT4, LT1, L83, or L86 engine...

Holley Terminator X Max GM Gen V LT4 Standalone ECU & Wire Harness Direct Injection Kit Late 550-1624 GM LT Drive-by-Wire Throttle Body Control Take control of your GM Gen V LT4, LT1, L83, or L86 engine with Terminator X! Do not settle for a...

Holley Terminator X Max GM Gen V LT4 Standalone ECU & Wire Harness Direct Injection Kit Early 550-1623 GM LT Drive-by-Wire Throttle Body Control Take control of your GM Gen V LT4, LT1, L83, or L86 engine with Terminator X! Do not settle for a...

Holley Terminator X Max GM LS Gen IV Standalone ECU & Wire Harness /Trans Control- 58x Late Truck w/6L80 - 550-918-6 24x Crank - 1x Cam - Multec 2 Injectors - 6L80/90 Transmission Control - 3.5-inch Touchscreen Take control of your LS engine and...

Holley Terminator X Max GM LS Gen IV Standalone ECU & Wire Harness /Trans Control- 58x Late Truck w/6L80 - 550-918-6 58x Crank - 4x Cam - EV6 Injectors - 6L80/90 Transmission Control - 3.5-inch Touchscreen Take control of your LS engine and 6L80...

Holley Terminator X Max GM LS Gen IV Standalone ECU & Wire Harness /Trans Control/DBW - 58x Late Truck w/6L80 - 550-928-6 58x Crank - 4x Cam - EV6 Injectors - Drive-By-Wire Throttle Body and 6L80/90 Transmission Control - 3.5-inch...