Transmissions & Drivetrain

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...

Boss Hog GM 6L80E Torque Converter - Night Stalker Series Stall Range: 200-280012 inch Core.Bolt Pattern: 11.125 inches35 Spline.1.703 inch Crank Pilot.Bolt Size: 3/8 X 16 TPI (GRADE 8 ONLY)No Anti-Balloon Plate. Converter Features: Made in...

Boss Hog GM 6L80E Torque Converter - 'Wild Boar' Outlaw Series Stall Range: 2,400-4,2009.6 inch Core.Bolt Pattern: 11.125 inches35 Spline.1.703 inch Crank Pilot.Bolt Size: 3/8 X 16 TPI (GRADE 8 ONLY)Anti-Balloon Plate. Converter Features: Made...

Boss Hog GM 4L80E Torque Converter - 'Wild Boar' OutLaw Series Stall Range: 2,400-4,2009.6 inch Core.Bolt Pattern: 11.675 inches35 Spline.1.703 inch Crank Pilot.Bolt Size: 3/8 X 16 TPI (GRADE 8 ONLY)Anti-Balloon Plate. Converter Features: Made...

Boss Hog GM 4L80E Torque Converter 298mm - Night Stalker Series Stall Range: 200-2,80012 inch Core.Bolt Pattern: 11.675 inches35 Spline.1.703 inch Crank Pilot.Bolt Size: 3/8 X 16 TPI (GRADE 8 ONLY)NO Anti-Balloon Plate. Converter Features: Made...

Boss Hog GM 4L60E/4L65E Torque Converter 300mm - 'Wild Boar' Outlaw Series GM 4L60E / 4L65E – 300mm Out Law Series.Stall Range: 9.6 inch Core.Bolt Pattern: 11.125 inches30 Spline.1.703 inch Crank Pilot.Bolt Size: 3/8 X 16 TPI (GRADE 8...

Boss Hog GM 4L60E/4L65E Torque Converter 300mm - Street Bandit Series GM 4L60E / 4L65E – 300mm Street Bandit Series.Stall Range: 9.6 inch Core.Bolt Pattern: 11.125 inches30 Spline.1.703 inch Crank Pilot.Bolt Size: 3/8 X 16 TPI (GRADE 8...

Boss Hog GM 4L60E/4L65E Torque Converter 300mm - Night Stalker Stall Range: Stock to 320012 inch Core.Bolt Circle: 11.125 inches30 Spline.1.703 inch Crank Pilot.Bolt Size: 3/8 X 16 TPI (GRADE 8 ONLY).NO Anti-Balloon Plate. Converter Features: Made...