Give your vintage vehicle’s exhaust system an upgrade with a DynoMax dual header kit. Designed to attach to OE manifolds, it features a special reducer that allows for a variety of mounting options. COMPATIBILITY – Fits 1973-1986 Chevrolet K10 Suburban; 1975-1979 Chevrolet K10 Suburban; 1982-1986 Chevrolet K10 Suburban; 1973-1986 Chevrolet K20 Suburban; 1975-1980 Chevrolet K20 Suburban; 1982-1986 Chevrolet K20 Suburban; 1987-1987 Chevrolet V10 Suburb GET THE RIGHT PART -- Before purchasing, research to ensure that the part will fit your vehicle; enter all vehicle information (year, make, model, engine and trim) for compatibility and check qualifier notes COMPATIBILITY -- Designed for a variety of full-size 1973-89 GMC 4WD trucks and Chevrolet 4WD SUVs; see product information for compatibility and engine spec BUILD IT YOURSELF -- Design and custom fabricate your own exhaust system with this kit that attaches to OE manifolds FLEXIBLE MOUNTING -- Special reducer design allows for a variety of mounting options