Replacement Dual Exhaust on 1968 Convertible

Short answer: Members have installed the Flowmaster 2.5″ dual kit with crossover (from Summit and others) on a 1968 convertible. The 40-series mufflers fit, and the kit includes clamps and mounts that bolt to stock locations — but it comes with header flanges, so you’ll need a muffler shop to weld up the pipes from the exhaust manifolds (cheap reducers get you there). It sounds great: quiet at idle, aggressive when you get on it.

Note the convertible pan brace can limit pipe size (one member’s car was missing the brace, removing that obstacle). It’s also a natural time to install headers if you’ve considered it.

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Content last modified: June 13, 2026 at 10:06 am


Category: Exhaust

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