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This results in a healthy bump in horsepower and torque across the entire RPM range with the supercharger operating at a higher rate of speed
SB2-HDSS kit features ACT's most popular Heavy Duty pressure plate and most popular street disc
The B&M Transpak has all the features in the Shift Improver Kit
B&M Racing Shift Improver Kit (20261) 15960 Until this pointShift Improver Kit 1988 to 1994 Chevrolet, Buick, Olds, Pontiac, GMC TH 400 (3L80) Application: 1988 to 1994 Chevrolet, Buick, Olds, Pontiac, GMC TH 400 (3L80) Recalibrate your automatic transmission for optimum performance and extended life! Select the mode that best suits your application Provides crisp shifts on any stock automatic transmission Eliminates shift overlap and excess wear on clutches and bands due to slippage The B&M Shift Improver Kit
US$ 69.95
US$ 49.95
US$ 69.95