TCI Automotive Transmissions, Torque Converters & Parts

TCI Auto believes that performance is defined by results—both on the track and on the street. That’s why every TCI transmission and drivetrain component is designed,...

TCI Auto believes that performance is defined by results—both on the track and on the street. That’s why every TCI transmission and drivetrain component is designed, built, and tested by hardcore racers and street performance enthusiasts. We carry the complete line of TCI street performance, drag race, circle track, RV, and truck automatic transmissions, so you’re sure to find one that’s right for you. Plus, we have TCI torque converters, valve bodies, flywheels, flexplates, trans-brakes, harmonic dampers, transmission fluid, accessories, and a lot more. You can rely on TCI Auto products to deliver the most horsepower...

Showing In Stock Items. Show All 27 Items.

Individual Parts

Part Groups

Results 1 - 18 of 18

TCI Trans-Brake Solenoids 221301

TCI Trans-Brake Solenoids 221301

Solenoid, Trans-Brake Solenoid, Aluminum, Natural, GM, TH350, Each

Part Number: TCI-221301

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

TCI Trans-Brake Valve Body Kits 321500

Valve Body, Trans-Brake, Full Manual, Reverse Pattern, Chevy, TH350, Each

Part Number: TCI-321500

3.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

TCI Replacement Trans-Brake Release Valves 321400

Release Valve & Spring for #321500 Trans-Brake

Part Number: TCI-321400

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

TCI Competition Transmissions 312500

Automatic Transmission, Remanufactured, Reverse Shift Pattern, Trans-Brake, Full Manual Valve Body, Chevy, TH350, Each

Part Number: TCI-312500

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 9, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 9, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

TCI Competition Transmissions 312001

3.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

...Loading

TCI Competition Transmissions 312001

Automatic Transmission, Remanufactured, Reverse Shift Pattern, Full Manual Valve Body, Chevy, TH350, Each

Part Number: TCI-312001

3.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

TCI Competition Transmissions 312000

Automatic Transmission, Remanufactured, Forward Shift Pattern, Full Manual Valve Body, Chevy, TH350, Each

Part Number: TCI-312000

3.22 out of 5 stars ( 9 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

TCI 4x4 Full Manual Competition Transmissions 312300

Automatic Transmission, Remanufactured, Forward Shift Pattern, Full Manual Valve Body, Chevy, TH350, Each

Part Number: TCI-312300

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 9, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 9, 2025 if ordered today

TCI Competition Transmissions 312100

Automatic Transmission, Remanufactured, Forward Shift Pattern, Manual Valve Body, Buick, Oldsmobile, Pontiac, TH350, Each

Part Number: TCI-312100

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

TCI Valve Body Gaskets GSK321500

Valve Body Gasket, Full Manual, Reverse Pattern, Fiber, TH350, Transbrake Equipped, Kit

Part Number: TCI-GSK321500

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

TCI Full Manual Valve Bodies 321115

Valve Body, Performance, Full Manual, Reverse Pattern, Chevy, TH350, Each

Part Number: TCI-321115

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

TCI Full Manual Valve Bodies 321001

Valve Body, Full Manual, Forward Pattern, Chevy, TH350, Each

Part Number: TCI-321001

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

TCI Full Manual Valve Bodies 321100

Valve Body, Full Manual, Reverse Pattern, Chevy, TH350, Each

Part Number: TCI-321100

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

TCI Full Manual Valve Bodies 321000

Valve Body, Full Manual, Forward Pattern, Chevy, TH350, Each

Part Number: TCI-321000

4.25 out of 5 stars ( 8 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

TCI Diablo Shifters 620002BL

Automatic Transmission Shifter, Diablo Black Out Series, Cable Operated, Pistol Grip, With Cover, Two Buttons, Each

Part Number: TCI-620002BL

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

TCI Diablo Shifters 620002

Automatic Transmission Shifter, Diablo, Cable Operated, Pistol Grip, With Cover, 2 Buttons, Each

Part Number: TCI-620002

3.0 out of 5 stars ( 8 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

TCI Diablo Shifters 620001BL

Automatic Transmission Shifter, Diablo Series, Blackout, Cable Operated, Pistol Grip, With Cover, No Buttons, Each

Part Number: TCI-620001BL

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

TCI Diablo Shifters 620004

Automatic Transmission Shifter, Diablo Series, Classic, Cable Operated, Pistol Grip, Without Cover, Two Buttons, Each

Part Number: TCI-620004

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 8, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 8, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

B&M Magnum Grip Pro Stick Shifters 81104

4.5 out of 5 stars ( 9 )

Estimated Ship Date: Today

...Loading

TCI Diablo Shifters 620001

Automatic Transmission Shifter, Diablo Series, Classic, Cable Operated, Pistol Grip, With Cover, No Buttons, Each

Part Number: TCI-620001

3.5 out of 5 stars ( 4 )

Estimated Ship Date: Dec 9, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 9, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

B&M Magnum Grip Pro Stick Shifters 81104

4.5 out of 5 stars ( 9 )

Estimated Ship Date: Today

...Loading

Page 1 of 1