1987-1990 Pontiac Firebird 4L60 Automatic Transmission Shift Kit B&M 70239-BEK

High-performance B&M automatic transmission shift kit (Manufacturer Part Number 70239-BEK) designed for 1987–1990 Pontiac Firebird applications with the 4L60 transmission. Kit is new, made in the United States, and includes gasket and installation instructions. Product is marketed as an automatic transmission valve body/service kit. Manufacturer provides a 1-year warranty. Contains materials subject to California Proposition 65 (cadmium and cadmium compounds).