Automatic Transmission Shift Kits

Transmission Upgrade Kit, Transpak, Ford, C-6, Each

Part Number: BMM-40228

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Shift Kit, TH200-4R, Kit

Part Number: TRG-SK200-4R

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Shift Kit, Performance, Ford, Lincoln, Mercury, 1970-83, Full Manual Shift, C-4, Each

Part Number: TRG-40-3

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Shift Kit, Performance, Ford, FMX, 1967-72, Each

Part Number: TRG-37-1

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

Transmission Upgrade Kit, Shift Improver, GM, 4L60E, Each

Part Number: BMM-70360

4.82 out of 5 stars ( 11 )

Estimated Ship Date: Today

Transmission Upgrade Kit, Trans-Scat, Ford, Lincoln, Mercury, C-6, Each

Part Number: TCI-360000

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

Transmission Upgrade Kit, Transpak, GM, TH350C, Each

Part Number: BMM-30235

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Transmission Upgrade Kit, Shift Improver, GM, TH400, 3L80, Each

Part Number: BMM-20261

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

Reprogramming Kit, Auto, Dodge, Jeep, Chrysler, Kit

Part Number: TRG-RFE-7B-HP

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Shift Improver, Chrysler, 727, A-904, Each

Part Number: BMM-10226

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

Shift Kit, Automatic Type, Chevy, GMC, Allison, 1000, 2000, 2400, Towing, Heavy Duty, Each

Part Number: TRG-ALLISON-SK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 7, 2026 if ordered today

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Shift Kit, Stick Type, Full Manual, Ford 1967-69, C-4, Competition, Off-Road, Pro-Street, Each

Part Number: TRG-47-3

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 7, 2026 if ordered today

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

Part Number: TCI-122500

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Shift Kit, Ford, 5R110W, Each

Part Number: TRG-SK5R110W

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Automatic Transmission Shift Kits, Valve Body Repair, Cruiseomatic, Kit

Part Number: TRG-SK3VL

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Automatic Transmission Shift Kits, Valve Body Repair, A604, 42RLE, 41TES, 40TES, Kit

Part Number: TRG-SK42RLE-VLP

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Shift Kit, Automatic Type, for Nissan, Mercury, Infiniti, 4F2OE, Kit

Part Number: TRG-RE4F04A-HD2

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 7, 2026 if ordered today

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Transmission Upgrade Kit, Performance Improver, Ford, E4OD, 4R100, Kit

Part Number: TCI-496500

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Estimated Ship Date: May 1, 2026 if ordered today

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Shift Kit, Automatic Type, for Nissan, Mazda, Subaru, RWD, 4-Speed, Turbo, Nitrous, Street, Each

Part Number: TRG-RE4R01A-HD2

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Apr 7, 2026 if ordered today

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Valve Body Kit, Trans-Scat®, For, AODE, Kit

Part Number: TCI-436001

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Shift Kit, Automatic Type, for Nissan, Infiniti, Kit

Part Number: TRG-RE4F04B-HD2

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 7, 2026 if ordered today

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Shift Kit, Automatic Type, for Nissan, Infiniti, Kit

Part Number: TRG-RE4F03B-HD2

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Shift Kit, Full Manual, Ford, FMX, Competition, Off-Road, Pro-Street, Each

Part Number: TRG-FMX-3

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Apr 7, 2026 if ordered today

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Transmission Upgrade Kit, Performance Improver, Buick, Chevy, Oldsmobile, Pontiac, Powerglide, 1967-73, Kit

Part Number: TCI-626300

1.0 out of 5 stars ( 1 )

Estimated Ship Date: May 1, 2026 if ordered today

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Shift Kit, Performance, Ford, FMX,, Kit

Part Number: TRG-33-1

Not Yet Reviewed

Estimated Ship Date: Today