Transmissions & Drivetrain

Circle D Pro Series 3400-3600 Stall Speed LS 4L80E 258mm Torque Converter   Pro Series Billet Torque Converter Converter Diameter - 258mm - 10 1/4" Available in stall speeds from 2800 - 3700 rpm Furnace Brazed  Hand TIG Welded...

Circle D Pro Series 3400-3600 Stall Speed LS 6L80E 258mm Torque Converter Pro Series Billet Torque ConverterConverter Diameter - 258mm - 10 1/4"   Available in stall speeds from 2800 - 3700 rpm Furnace Brazed  Hand TIG...

Circle D Pro Series 4000-4200 Stall Speed LS 6L80E 245mm Torque Converter   Pro Series Billet Torque Converter Converter Diameter - 245mm - 9 3/4" Available in stall speeds from 3200-4600 rpm Furnace Brazed  Hand TIG Welded ...

FAST EZ-TCU GM Transmission Controller 30282-KIT (4L60E, 4L65E, 4L80E & 4L85E; UP TO '09) For computer controlled transmissions, nothing beats the new TCI EZ-TCU by FAST™. No software, laptop or tuning experience is required. Simply...

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 with...

Hurst Universal Pro-Matic Shifter Installation Kit 3730003 Do you have a Hurst Pro-Matic shifter that's missing the installation parts? This cable bracket and lever installation kit allows you to install the Hurst Pro-Matic shifters on a number of...

TCI Diablo Blackout Shifter With Cover 620002BL - With Buttons The TCI Diablo Shifter is one of the most versatile shifters on the market today. This new street/race shifter includes all components needed for installation in nearly every GM application...

TCI Billet/Forged Steel Front Street Fighter Torque Converter for GM LS1 4L60E/4L65E w/ Anit-Ballooning Plate Fits GM,1984-97 700R4, 30-Spline, 1.703" Crank Pilot, 1993-97 4L60E & 1997-04 4L60E C5 Corvette, Non Lock-Up   Designed with the...

TCI Super Street Fighter 4L60E/4L65E Lock-Up Torque Converter 242932 Fits 1998-02 4L60E F-Body LS1 Applications; 1999-06 4L60E/4L65E Trucks w/ 4.8, 5.3, 6.0 Engines. Will not fit 1997-05 Corvette.  Designed with the extreme high performance...

B&M 3-Foot Super Duty Shifter Cable 81831 For most B&M Shifters including Race Models B&M hard-core Super Duty Race shifter cables are available with a black cable housing for most B&M shifters. These are available in 3, 4, 5, or 8-foot...

Circle D Pro Series 2800-3000 Stall Speed LS 6L80 265mm Torque Converter  Pro Series Torque ConverterConverter Diameter - 265mm - 10 1/2"   Available in stall speeds from 2500 - 3400 rpm Furnace Brazed  Hand TIG Welded...

Circle D Pro Series 2800-3000 Stall Speed LS 8L90 258mm Torque Converter   Pro Series Billet Front/Piston Torque Converter Diameter - 258mm Available in stall speeds from 2800-3700 rpm. Awesome choice for the late model 8L90 equipped GM...