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Sonnax Zip Kit®, GM 6T70/75 (Gen. I), Each

Sonnax Zip Kit®, GM 6T70/75 (Gen. I), Each

$424.03

Sonnax Zip Kit®, GM, 6T40/45/50/30 Gen I, Each

Sonnax Zip Kit®, GM, 6T40/45/50/30 Gen I, Each

$386.16

Sonnax Zip Kit®, GM, 6T70/75/80 Gen II, Each

Sonnax Zip Kit®, GM, 6T70/75/80 Gen II, Each

$375.51

Sonnax Zip Kit®, Toyota U140E/F, U240E, U241E, Each

Sonnax Zip Kit®, Toyota U140E/F, U240E, U241E, Each

$369.64

Sonnax Zip Kit®, Toyota U151-U250, Each

Sonnax Zip Kit®, Toyota U151-U250, Each

$441.41

Sonnax Zip Kit®, Toyota/Lexus U660E, U660F, Each

Sonnax Zip Kit®, Toyota/Lexus U660E, U660F, Each

$544.81

Sonnax Zip Kit®, Toyota/Lexus U760E, U760F, Each

Sonnax Zip Kit®, Toyota/Lexus U760E, U760F, Each

$547.84

TCI 02-'10 5R55S Racing Filter and Pan Gasket Set.

TCI 02-'10 5R55S Racing Filter and Pan Gasket Set.

$186.33

TCI 1.80 Ratio Bolt-Together Powerglide 27 Spline Planetary Set.

TCI 1.80 Ratio Bolt-Together Powerglide 27 Spline Planetary Set.

$2,365.39

TCI 1/8 inch Motor Plate Extension Kit

TCI 1/8 inch Motor Plate Extension Kit

$41.18

TCI 10 in. PRO-X P/G 10X45 SBP

TCI 10 in. PRO-X P/G 10X45 SBP

$3,806.11

TCI 10 in. PRO-X P/G 11X35 WBP

TCI 10 in. PRO-X P/G 11X35 WBP

$3,806.11

TCI 10 in. PRO-X P/G 12X32.5 SBP

TCI 10 in. PRO-X P/G 12X32.5 SBP

$3,806.11

TCI 10 Inch Drag Race Converter for '68-'81 Torqueflite 904-998.

TCI 10 Inch Drag Race Converter for '68-'81 Torqueflite 904-998.

$1,916.24

TCI 10 Inch Drag Race Converter for '70-'81 C4 w/ 10.5 in Bolt Circle.

TCI 10 Inch Drag Race Converter for '70-'81 C4 w/ 10.5 in Bolt Circle.

$1,552.10

TCI 10 Inch Drag Race Converter for '70-'81 C4 w/ 11.4 in Bolt Circle.

TCI 10 Inch Drag Race Converter for '70-'81 C4 w/ 11.4 in Bolt Circle.

$1,598.67

TCI 10 Inch Drag Race Converter for 2005-2009 5R55S.

TCI 10 Inch Drag Race Converter for 2005-2009 5R55S.

$3,006.26

TCI 12 in.Fastlap P/G Lo Stall Conv.

TCI 12 in.Fastlap P/G Lo Stall Conv.

$783.73

TCI 2-Clean Neutral TH400 Gate Plate Kit for Outlaw Series Shifter.

TCI 2-Clean Neutral TH400 Gate Plate Kit for Outlaw Series Shifter.

$87.78

TCI 2004R Band Anchor Pins.

TCI 2004R Band Anchor Pins.

$60.24

TCI 3-4 High Performance Spring Kit for 700R4/4L60E.

TCI 3-4 High Performance Spring Kit for 700R4/4L60E.

$127.63

TCI 3-Speed C4/C6 Reverse-Pattern Gate Plate Kit for Outlaw Series Shifter.

TCI 3-Speed C4/C6 Reverse-Pattern Gate Plate Kit for Outlaw Series Shifter.

$210.98

TCI 3-Speed TH350 Forward-Pattern Gate Plate Kit for Outlaw Series Shifter.

TCI 3-Speed TH350 Forward-Pattern Gate Plate Kit for Outlaw Series Shifter.

$107.46

TCI 3-Speed Torqueflite Forward-Pattern Gate Plate Kit for Outlaw Series Shifter.

TCI 3-Speed Torqueflite Forward-Pattern Gate Plate Kit for Outlaw Series Shifter.

$153.52

TCI 3-Speed Torqueflite Reverse-Pattern Gate Plate Kit for Outlaw Series Shifter.

TCI 3-Speed Torqueflite Reverse-Pattern Gate Plate Kit for Outlaw Series Shifter.

$157.17

TCI 3/8 inch Motor Plate Extension Kit

TCI 3/8 inch Motor Plate Extension Kit

$62.48

TCI 4-Speed 700R4 Forward-Pattern Gate Plate Kit for Outlaw Series Shifter.

TCI 4-Speed 700R4 Forward-Pattern Gate Plate Kit for Outlaw Series Shifter.

$106.06

TCI 4-Speed 700R4 Reverse-Pattern Gate Plate Kit for Outlaw Series Shifter.

TCI 4-Speed 700R4 Reverse-Pattern Gate Plate Kit for Outlaw Series Shifter.

$85.91

TCI 4L60E '94 LT-1 F-Body Super StreetFighter Transmission

TCI 4L60E '94 LT-1 F-Body Super StreetFighter Transmission

$9,144.93

TCI 4L60E '95 LT-1 F-Body Super StreetFighter Transmission.

TCI 4L60E '95 LT-1 F-Body Super StreetFighter Transmission.

$9,161.80

TCI 4L60E .490 Boost Valve w/ O-Ring.

TCI 4L60E .490 Boost Valve w/ O-Ring.

$114.89

TCI 4L60E Heavy Duty Drum w/o SmartShell.

TCI 4L60E Heavy Duty Drum w/o SmartShell.

$1,158.71

TCI 4L60E Heavy-Duty Drum w/o SmartShell.

TCI 4L60E Heavy-Duty Drum w/o SmartShell.

$787.13

Performance Transmission Parts & Accessories

Get maximum power transfer and reliable shifting with our comprehensive range of transmission components. From street-driven vehicles to dedicated race cars, we stock quality parts from leading brands to suit your performance needs.

Complete Transmission Solutions

Level up your drivetrain with our selection of performance transmissions. Whether you need a stronger gearbox for street use or a full-race unit, we offer options to handle serious horsepower. From valve bodies to transmission pans, we stock the complete range of components needed for a reliable transmission build.

Clutch & Flywheel Packages

Choose from our range of clutches designed to provide consistent power transfer under demanding conditions. Pair these with our lightweight flywheels to improve engine response and reduce rotating mass. We stock options for both street and competition use.

Shifter & Control Components

Get positive gear selection with our shifters and parts. From short throw shifters to racing sequential units, we have options to suit your driving style. Complete your build with our selection of gear cables, torque converters and transmission catch cans.

Choosing Your Components

When selecting transmission components, consider:

- Vehicle power output

- Intended use (street/strip/race)

- Driving style

- Gearing requirements

- Shift response needs

Check individual product listings for detailed specifications and compatibility information.