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Automatic Transmission Shift Kit, Reprogramming Kit, Gear Command, Valves / Springs / Spacers / Spacers / Separator Plates / Gaskets / Shims / Bushings, compatible with GM 4L60E / 4L65E / 4L70E 1993-2015, Kit
ull gear lever controlled downshifts 3rd through 1st gear as well as holding manual 1st or 2nd gear to any speed or RPM.