Transmissions & Drivetrain

Circle D Pro Series LS 8L90 265mm Torque Converter     Pro Series Billet Torque Converter Converter Diameter - 265mm - 10 1/2"Converter Diameter - 265mm - 10 1/2"   Available in stall speeds from 2500 - 3400 rpm Furnace...

Circle D Pro Series LS 8L90 258mm Torque Converter  Awesome choice for the late model 8L90 equipped GM vehicles looking to maximize boosted performance. C7 Corvette Owners - Please select application under dropdown Billet Front...

TCI GM LS 6L80E Flexplate 399757 Durability at high RPM can be compromised by an inferior flexplate. In order to prevent this common failure in performance applications utilizing GM 6L80 transmissions, such as 2010-Current Chevrolet Camaros and Pontiac...

Circle D Pro Series LS 4L60 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 Welded Turbine Hub Torrington...

Hooker Blackheart GM Polyurethane Transmission Mount 71223030HKR - Red Polyurethane Transmission Mount for various 1958-2004 GM Cars, 1966-1990 GM Trucks and 1980-1995 Jeep CJ/YJ/Wagoneer Hooker continues to set the standard of performance with the...

Hooker Blackheart GM Polyurethane Transmission Mount 71223029HKR - Black Polyurethane Transmission Mount for various 1958-2004 GM Cars, 1966-1990 GM Trucks and 1980-1995 Jeep CJ/YJ/Wagoneer Hooker continues to set the standard of performance with the...

TCI Heavy Duty Billet LS Flexplate 399853 Heavy-duty billet flexplates from TCI are like no other option on the market. This SFI 29.2 certified, one-piece LS version is designed for GM Gen III and Gen IV engines. It is made from a CNC-machined 4140...

TCI One-Piece Lightweight Machined GM LT1/LT4 Flexplate 399860LW Designed for high-RPM GM LT1/LT4 engines, this SFI 29.2 certified 1-piece lightweight flexplate is made from 4140 forged steel and features a hobbed-on ring gear and robotic tig-welded...

Hays GM LS Engine Flexplate 10-030 (4L60E/TH350) Constructed of thicker than stock steel plate to withstand the stress of high stall speed converters and high RPM engine Securely welded ring gear with dual bolt pattern for use with either Powerglide...

Hays GM LS Engine Flexplate 40-508 Hays SFI Approved heavy duty flexplates for are constructed of a thicker than stock steel plate, enabling them to withstand the stress of high-stall torque converters and high-RPM engines. While factory stock plates...

LSXceleration Crankshaft Pilot Extension Adapter Adapts TH400, TH350, 700R4 & early 4L60e torque converter snout to LS engines.  

TCI 4L80E/4L85E Transmission Filler Tube With Dipstick 743805  This filler tube fits 4L80E/4L85E transmissions and features a locking-style stick. Finished in gold dichromate.