Availability
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...
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 to your wheels.
Showing In Stock Items. Show All 177 Items.
Transmission Upgrade Kit, Trans-Scat, Buick, Chevy, GMC, Oldsmobile, Pontiac, 700R4, Each
Part Number: TCI-376000
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Transmission Upgrade Kit, Shift Improver, Chrysler, Dodge, Plymouth, Torqueflite 727, Each
Part Number: TCI-122500
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Transmission Upgrade Kit, Trans-Scat, AMC, Chrysler, 727, A-904, Each
Part Number: TCI-220000
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Transmission Upgrade Kit, Trans-Scat, Ford, Lincoln, Mercury, AOD, Each
Part Number: TCI-436000
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Body Kit, Trans-Scat®, For, AODE, Kit
Part Number: TCI-436001
Not Yet Reviewed
Estimated Ship Date: Dec 17, 2025 if ordered today
Estimated Ship Date: Dec 17, 2025 if ordered today
Transmission Upgrade Kit, Trans-Scat, Chevy, Buick, Oldsmobile, Pontiac, GMC, TH350, Each
Part Number: TCI-350000
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Transmission Upgrade Kit, Trans-Scat, Chevy, GMC, 4L60E, Each
Part Number: TCI-376002
Estimated Ship Date: Dec 17, 2025 if ordered today
Estimated Ship Date: Dec 17, 2025 if ordered today
Transmission Upgrade Kit, Performance Improver, Buick, Chevy, Oldsmobile, Pontiac, Powerglide, 1967-73, Kit
Part Number: TCI-626300
Estimated Ship Date: Dec 17, 2025 if ordered today
Estimated Ship Date: Dec 17, 2025 if ordered today
Kickdown Kit, Aluminum, Natural, GM, Automatic, 700R4, 4L60, Kit
Part Number: TCI-374400
Estimated Ship Date: Dec 17, 2025 if ordered today
Estimated Ship Date: Dec 17, 2025 if ordered today
Transmission Upgrade Kit, Trans-Scat, Chevy, GMC, 4L60E, LT1, LS1, Each
Part Number: TCI-376001
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Transmission Upgrade Kit, Valve Body Performance Improver, GM, TH400, Kit
Part Number: TCI-226000
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Transmission Upgrade Kit, Performance Improver, Ford, Lincoln, Mercury, C-4, 1970-83, Kit
Part Number: TCI-526200
Not Yet Reviewed
Estimated Ship Date: Dec 17, 2025 if ordered today
Estimated Ship Date: Dec 17, 2025 if ordered today
Transmission Upgrade Kit, Trans-Scat, Dodge, Jeep, A-500, A-518, Each
Part Number: TCI-220500
Estimated Ship Date: Dec 17, 2025 if ordered today
Estimated Ship Date: Dec 17, 2025 if ordered today
Transmission Upgrade Kit, Trans-Scat, Chevy, GMC, Bentley, Hummer, Jaguar, Rolls Royce, 4L80E, Each
Part Number: TCI-276005
Estimated Ship Date: Dec 17, 2025 if ordered today
Estimated Ship Date: Dec 17, 2025 if ordered today
Transmission Upgrade Kit, Trans-Scat, Chevy, Buick, Oldsmobile, Pontiac, Powerglide, Each
Part Number: TCI-280000
Estimated Ship Date: Dec 17, 2025 if ordered today
Estimated Ship Date: Dec 17, 2025 if ordered today
Transmission Upgrade Kit, Trans-Scat, Chevy, Buick, Oldsmobile, Pontiac, GMC, TH350, Each
Part Number: TCI-326200
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Transmission Upgrade Kit, AMC, Chrysler, A-904, Each
Part Number: TCI-122600
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Transmission Upgrade Kit, Performance Improver, Ford, Lincoln, Mercury, C-4, Kit
Part Number: TCI-526100
Estimated Ship Date: Dec 17, 2025 if ordered today
Estimated Ship Date: Dec 17, 2025 if ordered today
Transmission Upgrade Kit, Trans-Scat, Buick, Chevy, Oldsmobile, Pontiac, 200-4R, Each
Part Number: TCI-386000
Not Yet Reviewed
Estimated Ship Date: Dec 17, 2025 if ordered today
Estimated Ship Date: Dec 17, 2025 if ordered today
Transmission Upgrade Kit, Performance Improver, Ford, E4OD, 4R100, Kit
Part Number: TCI-496500
Not Yet Reviewed
Estimated Ship Date: Dec 17, 2025 if ordered today
Estimated Ship Date: Dec 17, 2025 if ordered today
Transmission Upgrade Kit, Trans-Scat, Chevy, GMC, Bentley, Hummer, Jaguar, Rolls Royce, 4L80E, Each
Part Number: TCI-276000
Not Yet Reviewed
Estimated Ship Date: Dec 17, 2025 if ordered today
Estimated Ship Date: Dec 17, 2025 if ordered today
Transmission Upgrade Kit, Performance Improver, Chevy, 700R4, Kit
Part Number: TCI-376500
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Shifter Cable Adapter, Aluminum, Adapts TCI Heavy-duty Shifter Cable To B&M Outlaw or Thunderstick Shifter, Kit
Part Number: TCI-618005
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Shifter Mounting Plate, Aluminum, Outlaw, Thunderstick, Kit
Part Number: TCI-618003
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Shifter Solenoid, Electric, Steel, Black, Powerglide, Fits TCI Outlaw-X Shifter, Each
Part Number: TCI-630100
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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