• This listing covers model years 1961, 1962, 1963, and 1964 Star Chief, Bonneville, Catalina, and Grand Prix's (1962-64) with the stock V8 and a dual exhaust. For MY 1964 stock with the 421HO, this is a resonator eliminator option.  Photo depicts the system for full size Pontiac's with the stock 389ci. 
    • Dual exhaust consists of LS/RS exhaust pipes, LS/RS mufflers, and LS/RS tailpipes.
  • This listing covers model years 1961, 1962, 1963, and 1964 Bonneville, Catalina, Grand Prix, Star Chief, and Ventura's with the stock V8 and single exhaust. Photos depicts the exhaust system for 1963--64 Catalina's & Gran Prix's with the stock 389ci. 
    • Single exhaust system consists of the Y pipe, rear exhaust pipe, muffler and tailpipe.
  • This listing covers model years 1964 Full Sizes stock with the 421HO, 1965, 1966, 1967, 1968, 1969, and 1970 Bonneville, Catalina, Star Chief, and Grand Prix's with the stock V8 and a dual exhaust. Photos depicts the system for MY's 1969 and 1970 Bonneville & Executive's with the stock 400ci or 428ci (excludes the 428HO). 
    • For MY 1965 station wagon's with the 421 HO this system consists of LS/RS exhaust pipes, LS/RS mufflers, LS/RS front tailpipe with resonators, & LS/RS rear tailpipes. For all other body styles the system consists of LS front & rear exhaust pipes, RS exhaust pipe, LS/RS mufflers, LS/RS connector pipes, & LS/RS resonators with tailpipe.
    • For MY 1965 station wagon's except the 421 HO this system consists of LS front & rear exhaust pipes, RS exhaust pipe, LS/RS mufflers, LS/RS front connector pipes w/resonator, & LS/RS rear tailpipes. For all other body styles the system consists of LS front & rear exhaust pipe, RS exhaust pipe, LS/RS mufflers, LS/RS connector pipes, and LS/RS resonators with tailpipe.
    • For MY's 1966-70 station wagon's the system consist of LS/RS exhaust pipes, LS/RS mufflers, and LS/RS tailpipes with resonators built in.
    • For all other body styles the system consists of LS/RS exhaust pipes, LS/RS mufflers, LS/RS over-axle pipes, and LS/RS resonators with tailpipe.
    • The 421 HO originally took cast iron flanges. We supply you with universal flanges but if you have the cast iron flanges, you will be able swap them out.
    • This dual exhaust system consists of LS front and rear exhaust pipes, RS exhaust pipe, LS/RS mufflers, RS tailpipe, LS connector pipe, and LS resonator with tailpipe.
     
  • This listing covers model years 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, and 1974 Star Chief, Bonneville, and Catalina's stock with a V8 and single exhaust. This is a stock set up for 1965 Catalina w/ 3 spd STD 2 bbl carb, 1971-73 full size with the 350ci, and 1974 full size models. For all other applications this is a resonator eliminator option. Photo shown is generic and is posted so that you might see the quality of our craftsmanship and the type of bending. 
    • Single exhaust system consist of the Y pipe, rear exhaust pipe, muffler, and tailpipe. Y pipe may be NORS.
  • This listing covers model years 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, and 1974 Star Chief, Bonneville, Catalina, and Ventura's (MY's 1965-70) stock with the V8 and single exhaust with muffler and resonator.
    • For MY 1965 station wagons the system consists of the Y pipe, rear exhaust pipe, muffler, over-axle pipe, transverse rear muffler with tailpipe. For MY's 1966-70 station wagons the system consists of the Y pipe, rear exhaust pipe, muffler, and tailpipe with resonator built in. For MY's 1971-74 station wagons the system consists of the Y pipe, rear exhaust pipe, muffler, connector pipe, resonator and tailpipe.
    • For all other body styles this single exhaust system consists of the Y pipe, rear exhaust pipe, muffler, over-axle pipe, and resonator with tailpipe. Y pipe may be NORS.
  • This listing is the stock set up for model years 1969 Grand Prix's w/STD trans, 1970, 1971, 1972, 1973, and 1974 Grand Prix's and all full size in 1973 with a 350ci engine. For all other applications (Bonneville, Catalina, Grand Ville & Safari Wagon) this is a resonator eliminator option. For the stock system with 4 mufflers please refer to listing 453231. Photo shown is generic and is posted so that you might see the quality of our craftsmanship and the type of bending. 
    • This dual exhaust system consists of LS/RS exhaust pipes, LS/RS mufflers, and LS/RS tailpipes.
  • This listing covers model years 1971, 1972, 1973, and 1974 Bonneville, Catalina, Grand Ville & Safari Wagon's with the stock V8 and dual exhaust which was stock with mufflers and resonators. For a Grand Prix in these years please refer to listing 453230. Photo shown is generic and is posted so that you might see the quality of our craftsmanship and the type of bending. 
    • This dual exhaust system consists of LS/RS exhaust pipes, LS/RS mufflers, LS/RS connector pipes, and LS/RS resonators with tailpipe.
  • This listing covers model years 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1983, 1984, and 1985 Bonneville, Catalina (up to 1981), 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) and ; there were no V8 single exhausts w/2 muffles.  Photo shown is generic and is posted so that you might see the quality of our craftsmanship and the type of bending. 
    • 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.
     
  • This listing covers model years 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1983, 1984, and 1985 Bonneville, Catalina (up to 1981), Parisienne and Grand Prix's with the stock V8 and 1 muffler. Regarding 1982 models; refer to listing 453254 or 453235 for the transverse muffler set up correct to your vehicle. Photo shown is generic and is posted so that you might see the quality of our craftsmanship and the type of bending. 
    • In these model years the single 1 muffler system is broken down 3 different ways, depending on MY, model name, and engine size. All start behind the converter. Some single cat-back consists of the rear exhaust pipe, muffler, front tailpipe, and rear tailpipe, others consists of the rear exhaust pipe, muffler, and tailpipe, while later years consists of center exhaust pipe, rear exhaust pipe, muffler, and tailpipe.
  • This listing covers model years 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, and 1987 Grand Prix and Bonneville with the stock V8 and transverse muffler with single tailpipe.
    • System consists of the rear exhaust pipe, single in/single out transverse muffler, and tailpipe. Rear exhaust pipe may be NORS. If Y pipe and/or converter are needed please contact us for availability and pricing.
     
  • This listing covers model years 1979 and 1980, Grand Prix's and Bonneville' with the stock V8 gas engine with 2 tailpipes. Photo shown is generic and is posted so that you might see the quality of our craftsmanship and the type of bending. 
    • Single cat-back system consists of the rear exhaust pipe, single in/dual out transverse muffler, and LS/RS tailpipes.

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