Performance Muffler Flowmaster Stainless Steel air-and-fuel-delivery 1989-1992 Pontiac Firebird

1989-1992 Pontiac Firebird

5 inch by 13

1970-1973 Plymouth Barracuda 340 CID

The system is manufactured using 409 stainless steel for durability and uses the factory hangers

Performance Muffler Flowmaster Stainless Steel air-and-fuel-delivery 1989-1992 Pontiac FirebirdOverview: Flowmaster's Super 44 muffler uses the same Delta Flow technology found in our larger Super 40 mufflers. The Super 44 delivers a rich powerful tone and are the most aggressive, highest performing street muffler we've ever built in a four inch case. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability. Features: Noticeable interior resonance Recent two chamber improvement Race proven Delta Flow technology