Flowmaster American Thunder Dual Exhaust, Header Back System, Stainless Steel (67-74 Camaro)Find parts that fit my vehicle

Premium Exhaust Solution. The Flowmaster American Thunder Crossmember-Back Exhaust System delivers enhanced performance and a deep, smooth tone for classic muscle cars. Engineered to improve exhaust flow, it perfectly balances power and style for enthusiasts looking to upgrade their ride.

Construction and Appearance. Made from durable 409 stainless steel, this exhaust system features mandrel-bent dual 2.50-inch pipes combined with an 80 Series crossflow chambered muffler. The natural stainless steel finish ensures corrosion resistance while the crossmember-back design maintains ground clearance by positioning the muffler behind the rear axle.

Installation. The system includes all necessary hangers, clamps, hardware, and illustrated instructions for a straightforward bolt-on installation that does not require drilling.

Warranty. Backed by a limited lifetime warranty, this exhaust system offers reliable quality and peace of mind.

Application. Designed to fit 1967-1974 Chevrolet Camaro and Pontiac Firebird models equipped with V8 engines, this system also aligns with fitment for 1968-1974 Chevy II/Nova vehicles. It provides an ideal balance of performance and a moderate sound level without negatively affecting vehicle emissions.

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