Flowmaster American Thunder Cat-back Exhaust System 1982-pontiac-firebird-esi7945046 120 wall thickness DOM steel

120 wall thickness DOM steel tubing

while maintaining acceptable NVH and ride quality

00-inch dual tailpipes for maximum sound and performance

Stands Only 1

while the high-quality fluted polyurethane bushings provide quiet operation and smooth performance

Flowmaster American Thunder Cat-back Exhaust System 1982-pontiac-firebird-esi7945046 120 wall thickness DOM steelFor the person who is looking for an aluminized steel cat back exhaust system with an aggressive exterior tone and moderate interior tone. The American Thunder system is heavy 16 gauge mandrel bent aluminized steel tubing for durability and maximum performance. Includes a Super 40 Series performance muffler for that perfect blend of a deep aggressive exterior sound, with a moderate interior tone that won't drive you out of the cab when having a