B&M Shift Improver Kit - Ford C4 Transmissions gift card 12 percent thicker core area

12 percent thicker core area with a major increase in volume

exhaust note

Gasket Set for 2004-2007 square tube EGR Cooler

Stock replacement option also available

B&M Shift Improver Kit - Ford C4 Transmissions gift card 12 percent thicker core areaThe B&M Shift Improver Kit for 1970 1982 Ford, Lincoln, Mercury C4 automatic 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 always wanted