Automatic Transmission Shift Kits

Shift Kit, Shift Improvement, ISO-CON Valve, GM, 4L60E, 4L65E, 4L70E, 4L75E, Each

Part Number: TRG-SK4L60E

5.0 out of 5 stars ( 6 )

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

ATP Automatic Transmission Upgrade Kit

Part Number: ATP-SK3

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

• Drop Ship
• Special Order