Electronic Transmission Controllers

FAST EZ-TCU GM Transmission Controller 30299-KIT for 2009 & Up 4L70E, 4L65E For computer controlled transmissions, nothing beats the new TCI EZ-TCU by FAST™. No software, laptop or tuning experience is required. Simply install this...

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 -...

ACES Fuel Ignition Quick Draw GM 4L60/4L80 Transmission Control Module AS2020PA Most people agree that a modern overdrive transmission is a great addition to any hot rod, since it eliminates old kickdown linkages and throttle valve cables while...

ACES Fuel Ignition Quick Draw GM 4L60/4L80 Transmission Controller Standalone  AS2020PS Most people agree that a modern overdrive transmission is a great addition to any hot rod, since it eliminates old kickdown linkages and throttle valve cables...

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 complete...

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 a...

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          

MSD Atomic Transmission Controller 2760 MSD Stand Alone 4-Speed Automatic Electronic Transmission Controller. Take the mystery out of programming your transmission with this easy to use transmission controller. It allows adjustments such as...