1966-91 GM Truck Long Tube Headers - Stainless Steel. Made from high grade stainless steel, with 1-5/8" tubes, 3/8" flanges and 3 collectors, featuring a polished finish. Kit includes gaskets, collectors and bolts. Fit: 1966-91 GM Trucks 2WD & 4WD (see years and models bellow).
Mounting Hardware & Gaskets Included. Will not fit angle plug heads.
Must modify exhaust to retain factory catalytic converters. Clutch linkage & other modifications may be required.