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TCI Auto

TCI TV Boost Valves

5.0 out of 5 stars 1 Customer Reviews

Increase your transmissions line pressure with these TCI TV boost valves. After installation you will see pressure increase over all stock valves. Great for applications ranging from stock to 450 horsepower. Easy to install with transmission in the vehicle.

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TCI TV Boost Valves 374301

Made in the USA TCI TV Boost Valves 374301

TCI TV Boost Valves 374301

TV Boost Valve, GM, Automatic Transmission, 200-4R/700R4/4L60, Each

Part Number: TCI-374301

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 27, 2025 if ordered today

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Estimated Ship Date: Oct 27, 2025 if ordered today

TCI TV Boost Valves 374501

TCI TV Boost Valves 374501

TCI TV Boost Valves 374501

TV Boost Valve, .570 in. Diameter, Chevy, 4L60E, Each

Part Number: TCI-374501

Not Yet Reviewed

Estimated Ship Date: Oct 27, 2025 if ordered today

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Estimated Ship Date: Oct 27, 2025 if ordered today

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