Summit Racing SpeedCard - learn how to get 10% back up to $100

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TCI Auto

TCI Valve Body Performance Improver Transmission Upgrade Kits

4.0 out of 5 stars 4 Customer Reviews

TCI valve body performance improver kits are designed to change the shift action to a more positive shift. Reduced shift time can add life to the clutches and bands and remove the lag time between shifts. These kits are easy to install and come with the necessary parts and gaskets to install the valve body.

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TCI Valve Body Performance Improver Transmission Upgrade Kits 122500

Made in the USA TCI Valve Body Performance Improver Transmission Upgrade Kits 122500

TCI Valve Body Performance Improver Transmission Upgrade Kits 122500

Transmission Upgrade Kit, Shift Improver, Chrysler, Dodge, Plymouth, Torqueflite 727, Each

Part Number: TCI-122500

Not Yet Reviewed

Estimated Ship Date: Today

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TCI Valve Body Performance Improver Transmission Upgrade Kits 526200

Made in the USA TCI Valve Body Performance Improver Transmission Upgrade Kits 526200

TCI Valve Body Performance Improver Transmission Upgrade Kits 526200

Transmission Upgrade Kit, Performance Improver, Ford, Lincoln, Mercury, C-4, 1970-83, Kit

Part Number: TCI-526200

Not Yet Reviewed

Estimated Ship Date: Oct 30, 2025 if ordered today

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Estimated Ship Date: Oct 30, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

B&M Shift Improver Kits 50262

B&M Shift Improver Kits 50262

2.25 out of 5 stars ( 6 )

Estimated Ship Date: Today

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TCI Valve Body Performance Improver Transmission Upgrade Kits 526100

Made in the USA TCI Valve Body Performance Improver Transmission Upgrade Kits 526100

TCI Valve Body Performance Improver Transmission Upgrade Kits 526100

Transmission Upgrade Kit, Performance Improver, Ford, Lincoln, Mercury, C-4, Kit

Part Number: TCI-526100

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 31, 2025 if ordered today

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Estimated Ship Date: Oct 31, 2025 if ordered today

TCI Valve Body Performance Improver Transmission Upgrade Kits 122600

Made in the USA TCI Valve Body Performance Improver Transmission Upgrade Kits 122600

TCI Valve Body Performance Improver Transmission Upgrade Kits 122600

Transmission Upgrade Kit, AMC, Chrysler, A-904, Each

Part Number: TCI-122600

Not Yet Reviewed

Estimated Ship Date: Today

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TCI Valve Body Performance Improver Transmission Upgrade Kits 326300

Made in the USA TCI Valve Body Performance Improver Transmission Upgrade Kits 326300

TCI Valve Body Performance Improver Transmission Upgrade Kits 326300

Transmission Upgrade Kit, Trans-Scat, Chevy, Buick, Oldsmobile, Pontiac, GMC, TH250C, TH350C, Each

Part Number: TCI-326300

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Oct 30, 2025 if ordered today

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Estimated Ship Date: Oct 30, 2025 if ordered today

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