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1974-1985 Chevrolet Impala
BETTER TOGETHER -- Use premium DynoMax accessories when installing DynoMax mufflers and exhaust systems for a complete performance exhaust system upgradeVehicle Applications: 1972-1964 Chevrolet Chevelle
Billet Steel and Aluminum6061-T6 Construction
5/16-24 in Right Hand Thread
Single ports-up style filter mount
Flowmaster FlowFX Muffler 3" In Offset/Out Center Helmet Shield Anti-Fog Insert 1974-1985 Chevrolet ImpalaThe FlowFX series muffler delivers a moderate performance sound level for the enthusiast looking for an exhaust tone that is different from the "chambered" muffler sound that Flowmaster is famous for. These straight through style mufflers feature a 409S stainless steel case and the quality you would expect from Flowmaster. Vehicle Applications: 1987 1991 GMC R1500 Suburban 1987 1991 Chevrolet Blazer 1999 1999 Ford F 250 1999 2004 Ford F 250 Super Duty