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Automatic Transmission Shift Kits

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Automatic Transmission Shift Kits

Instead of replacing your automatic transmission’s whole valve body, you can get better performance out of your stock valve body with a transmission shift kit....

Instead of replacing your automatic transmission’s whole valve body, you can get better performance out of your stock valve body with a transmission shift kit. Different manufacturers use different components and techniques, but they all modify the way transmission fluid is routed through the valve body. Some kits are made for racing and performance driving, while others are for towing and heavy-duty hauling. Whatever your application demands, Summit Racing Equipment has the shift kit you need.

Top Brands

When it comes to the complexities of your automatic valve body, you want a manufacturer you can trust. Summit...

Instead of replacing your automatic transmission’s whole valve body, you can get better performance out of your stock valve body with a transmission shift kit. Different manufacturers use different components and techniques, but they all modify the way transmission fluid is routed through the valve body. Some kits are made for racing and performance driving, while others are for towing and heavy-duty hauling. Whatever your application demands, Summit Racing Equipment has the shift kit you need.

Top Brands

When it comes to the complexities of your automatic valve body, you want a manufacturer you can trust. Summit only carries transmission shift kits from top name brands, including TransGo, TCI Auto, B&M, Sonnax, and Performance Automatic.

Showing In Stock Items. Show All 7 Items.

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Results 1 - 6 of 6

TransGo Performance Shift Kits RE4FO3A HD2

TransGo Performance Shift Kits RE4FO3A HD2

TransGo Performance Shift Kits RE4FO3A HD2

Shift Kit, Automatic Type, for Nissan FWD, without TV Cable, Turbo, Nitrous, Street, Each

Part Number: TRG-RE4F03A-HD2

Not Yet Reviewed

Estimated Ship Date: Dec 4, 2025 if ordered today

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Estimated Ship Date: Dec 4, 2025 if ordered today

TransGo Performance Shift Kits RE4RO1A-HD2

TransGo Performance Shift Kits RE4RO1A-HD2

TransGo Performance Shift Kits RE4RO1A-HD2

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: Dec 4, 2025 if ordered today

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Estimated Ship Date: Dec 4, 2025 if ordered today

TransGo Performance Shift Kits RL4FO3A-HD2

TransGo Performance Shift Kits RL4FO3A-HD2

TransGo Performance Shift Kits RL4FO3A-HD2

Reprogramming Kit Fits RL4F03A with TV cable

Part Number: TRG-RL4FO3A-HD2

Not Yet Reviewed

Estimated Ship Date: Dec 4, 2025 if ordered today

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Estimated Ship Date: Dec 4, 2025 if ordered today

TransGo Performance Shift Kits RE4FO4A-HD2

TransGo Performance Shift Kits RE4FO4A-HD2

TransGo Performance Shift Kits RE4FO4A-HD2

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: Dec 4, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 4, 2025 if ordered today

TransGo Performance Shift Kits RE4FO4B HD2

TransGo Performance Shift Kits RE4FO4B HD2

TransGo Performance Shift Kits RE4FO4B HD2

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

Part Number: TRG-RE4F04B-HD2

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 4, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 4, 2025 if ordered today

TransGo Performance Shift Kits RE4FO3B HD2

TransGo Performance Shift Kits RE4FO3B HD2

TransGo Performance Shift Kits RE4FO3B HD2

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

Part Number: TRG-RE4F03B-HD2

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 if ordered today

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