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

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

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B&M Transpak Kits

4.75 out of 5 stars 24 Customer Reviews

Recalibrate your automatic transmission for optimum performance and extended life! B&M Transpak kits create new shifting characteristics by re-routing fluids through your transmission's valve body. Each kit includes two options: RV/Heavy-Duty and Hi-Performance Street. RV/Heavy-Duty is for towing, off-roading, or other heavy-duty use. Hi-Performance Street gives you quicker, snappier shifts than RV/Heavy-Duty, with standard shift points and automatic features when in "drive."

Results 1 - 8 of 8

Transmission Upgrade Kit, Transpak, GM, TH350, TH375B, M38, Each

Part Number: BMM-30228

4.9 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Transmission Upgrade Kit, Transpak, GM, TH400, TH375, M40, Each

Part Number: BMM-20228

3.67 out of 5 stars ( 3 )

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Transmission Upgrade Kit, Transpak, Ford, C-4, Each

Part Number: BMM-50229

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

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Estimated Ship Date: May 29, 2025 if ordered today

Transmission Upgrade Kit, Transpak, Ford, AOD, Each

Part Number: BMM-40227

5.0 out of 5 stars ( 1 )

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Shift Kit, Transpak, Chrysler, 727, A-904, Each

Part Number: BMM-10228

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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

Part Number: BMM-40228

5.0 out of 5 stars ( 1 )

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Transmission Upgrade Kit, Transpak, GM, 700R4, 4L60, Each

Part Number: BMM-70235

4.88 out of 5 stars ( 8 )

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Transmission Upgrade Kit, Transpak, GM, TH350C, Each

Part Number: BMM-30235

Not Yet Reviewed

Estimated Ship Date: Jun 9, 2025 if ordered today

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Estimated Ship Date: Jun 9, 2025 if ordered today

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