B&M Shift Improver Kit - GM TH2004R Transmissions - 35265 exhaust-tips Holley's new 1000 CFM Throttle

Holley's new 1000 CFM Throttle Body shares the same air entry area design that powers every NASCAR Sprint Cup Series™ car

Year Make Model Submodel Engine Size 1970 Plymouth Superbird 440/7

2002-2006 GMC Sierra 3500

Application Firebird 80-81 Trans-Am 80-81

B&M Shift Improver Kit - GM TH2004R Transmissions - 35265 exhaust-tips Holley's new 1000 CFM ThrottleOverview: B&M Shift Improver Kit for 1981 1990 Chevrolet, Buick, Olds, Pontiac and GMC TH 200 4R transmissions, recalibrates 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 the easiest way to get the stout performance