This listing covers model years 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, and 1974 Buick V8 single exhaust with 2 mufflers.
Photos depicts the system for 1966-67 LeSabre’s stock with muffler and resonator & 68 LeSabre’s (this MY did not have muffler only option from the factory).
- Single exhaust system includes Y pipe, rear exhaust pipe, front muffler, connector pipe, rear muffler and tailpipe. Metal-to-metal connection at the manifolds, no gaskets required.

Ruth –
On 6-17-25 Vaclav from Czech Republic, emailed us a photo of him driving his 1971 Buick Electra 225, with the stock 455ci and single exhaust, stating “Your exhaust on my Buick Electra has been tested by 300 miles and is great!”