Performance & Replacement Transmission & Drivetrain Parts

Automatic Transmission Governor Cover, Stainless Steel, Natural, 700R4, TH350, TCI Logo, Each

Part Number: TCI-316860

3.55 out of 5 stars ( 11 )

Estimated Ship Date: Monday 10/6/2025

Automatic Transmission Governor Cover, Stainless Steel, Natural, 700R4, TH350, Each

Part Number: TCI-316861

4.85 out of 5 stars ( 33 )

Estimated Ship Date: Monday 10/6/2025

Automatic Transmission Direct Drum, Iron, GM, 36 Element Sprag Assembly, TH350, Kit

Part Number: TCI-327900

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Monday 10/6/2025

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Automatic Transmission Pan, Deep, Aluminum, Natural, GM, TH350, Each

Part Number: TCI-328000

4.63 out of 5 stars ( 19 )

Estimated Ship Date: Monday 10/6/2025

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Transmission Upgrade Kit, Trans-Scat, Chevy, Buick, Oldsmobile, Pontiac, GMC, TH350, Each

Part Number: TCI-350000

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

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Modulator, Adjustable, Automatic Transmission, TH400, Each

Part Number: TCI-350001TCI

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/6/2025

Vacuum Modulator, Adjustable, Ford, C-6, Each

Part Number: TCI-360003

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/6/2025

Automatic Transmission Kickdown Cables, TV Cable Corrector Kits, Zinc Plated Steel Bracket, TV Cable for Holley Carbs, GM, 200-4R, 4L60/700R4, Kit

Part Number: TCI-370814

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/6/2025

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Automatic Transmission Front Pump, Cast Aluminum, GM, 4L60, 700R4, Each

Part Number: TCI-373301

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/6/2025

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Billet Rotor, 10-Vane, Automatic Transmission Pump, GM, 4L60E, 700R4, Each

Part Number: TCI-373400

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/6/2025

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Clutch Pack 3-4 High Perf. 4L60E/700R4 Increases Pack from Six to Nine

Part Number: TCI-374090

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/6/2025

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Automatic Transmission Pump, Cast Aluminum, Casted-In Stator, GM, 700R4, 4L60E, 4L60, Each

Part Number: TCI-374675

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/6/2025

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Lock Up Solenoid, 2-Wire TCC, Replacement, kit p/n 376600, GM, 700R4/200-4R, non-ECM , Each

Part Number: TCI-376601

4.29 out of 5 stars ( 14 )

Estimated Ship Date: Monday 10/6/2025

Transmission Upgrade Kit, Trans-Scat, AMC, Chrysler, 727, A-904, Each

Part Number: TCI-220000

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/6/2025

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Valve Body, Full Manual, Reverse Shift Pattern, Billet Aluminum, Hard Anodized, Chevy, TH400, Each

Part Number: TCI-221570

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 10/6/2025

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Automatic Transmission Pan, Stock, Aluminum, Polished, GM, TH400, Each

Part Number: TCI-228010

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/6/2025

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Clutch Hub, 4140 Steel, GM TH400, 4L80E, Each

Part Number: TCI-228300

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/6/2025

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Automatic Transmission Adapter, Chevy Transmissions to B.O.P Engine, Buick, Oldsmobile, Pontiac Engines, Each

Part Number: TCI-230001

3.75 out of 5 stars ( 8 )

Estimated Ship Date: Monday 10/6/2025

Torque Converter, Breakaway, Chevy, TH350/TH400, Each

Part Number: TCI-240900

4.29 out of 5 stars ( 24 )

Estimated Ship Date: Monday 10/6/2025

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Torque Converter, Breakaway, Chevy, TH350/TH400, Each

Part Number: TCI-240901

4.63 out of 5 stars ( 16 )

Estimated Ship Date: Monday 10/6/2025

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Torque Converter, StreetFighter, Chevy, TH350/TH400, Each

Part Number: TCI-241001

3.73 out of 5 stars ( 11 )

Estimated Ship Date: Monday 10/6/2025

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Torque Converter, Ultimate StreetFighter, TH350/TH400, Chevy, Each

Part Number: TCI-241003

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/6/2025

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Torque Converter, Breakaway, Chevy, TH350/TH400, Each

Part Number: TCI-241200

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

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Torque Converter, Saturday Night Special, Chevy, TH350, TH400, 12 in. Diameter, Each

Part Number: TCI-241500-A

3.18 out of 5 stars ( 17 )

Estimated Ship Date: Monday 10/6/2025

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Torque Converter, Saturday Night Special, Chevy, TH400/TH375, Each

Part Number: TCI-241501-A

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/6/2025

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