Aggressive Sound Exterior Exhaust Tone Flowmaster 942441 Flowmaster 40 Series Delta Flow Chambered Muffler Flowmaster 40 Series Muffler Flowmaster 42441 40 Series Muffler - 2.25 Offset IN / 2.25 Center Aluminized Steel Muffler Find Flowmaster 42441 The 40 Series™ muffler is the most aggressive sounding street and strip muffler in Flowmasters product line. If you are looking for the original Flowmas ... 2.25 offset-in/center-out - 1971-1976 Chevrolet Impala, 1970-1974 Dodge Challenger, 1964-1973 Ford Mustang, 1973-1987 GM Pickup, 1975-1977 Oldsmobile 442/Cutlass, 1970-1974 Plymouth Barracuda, 1967-1981 Pontiac... Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability. Flowmaster | FLO-42441 | Exhaust Muffler Features The Original 40 series muffler delivers an aggressive exterior and interior tone.
