B&M Shift Improver Kit - GM TH2004R TransmissionsB&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 you've

BMR designed the CCK745 with Viking Performance coil-over shocks

Rated up to 8

low friction and excellent dimensional stability

Our dedication to professional engineering and manufacturing has yielded a new adjustable forged torsion key leveling kit system that provides a comfortable ride and allows for 35” tires

and street driving

the Driveshaft Tunnel Brace reduces floor and driveshaft tunnel deflection with no change in NVH

These control arms come with polyurethane bushings for a smooth ride and feature on-car adjustability for quick adjustments with just a turn of a wrench

275" thick-walled Hi-Silicon ductile casting

Viscosity Index 172

natural cast finish

The system slips on the back side of the catalytic converter tubing and features a 3

Sold as 1 Gallon