Electronic Transmission Controllers

HP Tuners MPVI4 VCM Suite MPVI4 is the next evolution of HP Tuners’ hardware—designed to meet today’s demands and tomorrow’s opportunities. One device. Endless possibilities. MPVI4 is compatible with hundreds of supported...

FiTech Go Shift GM Transmission Controller Handheld 62013-20010  New Style Handheld for 20010, Go Shift, Transmission Control The Handheld does not contain USB cables. You will also need to purchase: FiTech Part: 62014: Handheld to FiTech...

HP Tuners CORE ECU I/O Expansion Harness COR-HAR-005 This harness provides a flying lead solution to customers who want to add additional I/O to their install. Easily wire-in extra sensors, cooling fans, electric pumps, and more.

HP Tuners GM 4L60/4L80 Transmission Harness COR-HAR-004          

Holley EFI GM F-Body T-56 Transmission Harness for Terminator X Max ECU   F-Body T-56 Transmission Harness for use with Terminator X Max ECU's on V3 Build 100, or Holley EFI V6 Build 300, or later.   F-Body T-56 Transmission Harness -...

Holley EFI GM T-56 Magnum Transmission Harness for Terminator X Max ECU  T-56 Magnum Transmission Harness for use with Terminator X Max ECU's on V3 Build 100, Holley EFI V6 Build 300, or later.   T-56 Magnum Transmission Harness - Terminated...

Holley EFI CAN to USB Dongle - 8' Communication Cable 558-443 Compatible w/ Holley EFI, Sniper EFI, and Terminator X Software The CAN to USB communication cable provides the user with real tuning time access to the ECU. This cable can be used...

Holley Sniper EFI Transmission Control Kit w/ 3.5" Handheld - For GM Carbureted Applications  For Carbureted applications - includes 3.5" Handheld. The Sniper Transmission Controller (STC) is designed for common GM and Ford electronic 4-speed...

Holley Sniper EFI Transmission Control Service Unit GM 4L60/70/80E  Service Part Only (Handheld not included) The Sniper Transmission Controller (STC) is designed for common GM and Ford electronic 4-speed transmissions. Three part numbers cover...

Holley Sniper 2 EFI Transmission Control Kit  For Sniper 2 based applications (Handheld not included) The Sniper Transmission Controller (STC) is designed for common GM and Ford electronic 4-speed transmissions. Three part numbers cover a...

Holley Sniper 1 EFI Transmission Control Kit  For Sniper 1 based applications (Handheld not included) The Sniper Transmission Controller (STC) is designed for common GM and Ford electronic 4-speed transmissions. Three part numbers cover a complete...

Holley Terminator X Max GM 6L80/90 Transmission Control Kit 558-499 For use with Terminator X MAX ECU's, requires Terminator X V3 Build 100 or later firmware. Add GM 6L80/90E transmission control to any existing vehicle utilizing a Terminator X Max...