This listing covers model years 1965 and 1966 BelAir, Impala, Biscayne, Caprice, and Super Sport’s with the stock 327ci or 396ci. Both of these engines where stock with muffler & resonator. The 283ci engine was stock w/1 muffler (refer to 588617).
- Single exhaust consists of the Y pipe, muffler, and tailpipe with bullet style resonator (oval style is NA).