This listing covers model years 1967, 1968, 1969, 1970, 1971, 1972, 1973, and 1974 Firebird, Firebird Trans Am, and Firebird Formula’s with the stock V8. For model years 1967-69 this listing eliminates both the stock resonators and transverse muffler, for model years 1970-74 this listing eliminates the transverse mufflers and puts mufflers forward of the rear axle. This is not a stock set up and your OEM hangers will not work on this alternative design. For the OE correct system refer to listing 453239.
Photos depicts a system for a 1967-68 Pontiac Firebird Alternative Design. Exhaust pipes will vary depending on engine.