1-1/2'' Tubing Diameter, 2-1/2'' Collector, Flanged Collector, No smog or engine management hook-ups. Comes with collector reducer. Fabrication required to hook to exhaust system. Fits Chevy, Buick, Pontiac, Oldsmobile 231 V6 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987. Picture shown is a generic picture and does not represent product exactly. |