This listing covers model years 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1983, 1984, and 1985 Bonneville, Catalina (up to 1981), Grand Ville, Grand Prix’s and Parisienne’s with the stock V8 and single exhaust with muffler and resonator. Regarding MY 1976 station wagon’s and 1982 (all models & body styles); there were no V8 single exhausts w/2 mufflers.
Photo depicts the cat-back system for 1981 Pontiac Bonneville’s & Catalina’s with the stock 307ci V8
- For MY’s 1975 & 1977-79 station wagon’s this single cat-back consists of the rear exhaust pipe, mufflers, over-axle pipe, resonator, and tailpipe.
- For all other body styles and for 80-85 SW’s this single cat-back consists of the rear exhaust pipe, muffler, over-axle pipe, and resonator with tailpipe.