1988-95 Chevy/GMC Truck Headers - Ceramic Chevy small block ceramic coated headers. These headers are specifically designed for 1988-1995 Chevy and GMC pickup trucks. They are a medium length header fit for both 2 wheel and 4 wheel drive trucks with 305/5.0L and 350/5.7L engines. Contains both headers, bolt on reducers, exhaust gaskets, collector gaskets, and all necessary bolts. Heavy-duty 1-5/8" tube diameter, 3" OD collectors, thick 3/8" heavy duty flange.