ShiftPlus Electronic Shift Improver BM70380
Suit GM 4L60E, 4L80E (Non Manual Shifting Trans)
BM70380
70380
Will not fit '99 & later vehicles. Installs in minutes. Reduces slippage and heat! ShiftPlus simply recalibrates your transmission's hydraulic system electronically. The ShiftPlus shift firmness not only makes driving more fun and pleasurable, but slippage and heat are reduced - extending the life of your transmission! Anyone can install a B&M ShiftPlus in minutes with a few simple hand tools. This new design allows you to improve the transmission's shifting performance without removing the transmission pan or valve body. The B&M ShiftPlus electronically enhances shift quality and is adjustable. A simple flip of the switch allows the transmission to operate in the performance mode. Flip it back and you are back to stock!