Flowmaster 40 Series Delta Flow Center/Offset Oval Muffler; 2-Inch Inlet/2-Inch Outlet (Universal; Some Adaptation May Be Required)

Performance Chambered Muffler. The Flowmaster 40 Series Delta Flow Center/Offset Oval Muffler with 2-inch inlet and 2-inch outlet is engineered to deliver an aggressive exhaust sound with improved scavenging and reduced interior resonance. This muffler is designed for street, strip, and off-road applications, offering both a milder exterior tone and excellent performance. It is an ideal choice for enthusiasts seeking enhanced exhaust flow while maintaining a controlled sound level.

Construction and Appearance. Manufactured from durable 16 gauge aluminized steel, this muffler features fully MIG-welded construction for maximum strength and longevity. It is finished with high-temperature black paint to protect against corrosion and provide a sleek aesthetic. The oval-shaped design incorporates Flowmaster’s Delta Flow technology, which uses strategically placed deflectors for optimized performance and sound control.

Installation. Installation typically requires moderate mechanical skills and may need some adaptation due to its universal fitment design. The muffler has a slip-fit inlet connection compatible with clamp-on and weld-on methods, and requires new hangers which are not included.

Application. This muffler fits a wide range of vehicles including 4 and 6 cylinder engines, classic and late model muscle cars, street rods, street/strip vehicles, and trucks/SUVs. Some adaptation may be necessary for proper fitment.

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