Flowmaster 40 Series Delta Flow Offset/Offset Oval Muffler; 2.50-Inch Inlet/2.50-Inch Outlet (Universal; Some Adaptation May Be Required)

Performance Muffler. The Flowmaster 40 Series Delta Flow Offset/Offset Oval Muffler with 2.50-inch inlet and 2.50-inch outlet delivers aggressive exhaust sound while enhancing exhaust scavenging to improve engine performance. It is designed for street, strip, and off-road use, providing a distinctive exhaust tone without significantly increasing interior cabin noise, making it ideal for muscle cars, street rods, trucks, and SUVs.

Construction and Appearance. Built from durable 16-gauge aluminized steel and fully MIG welded, this muffler incorporates Flowmaster’s patented Delta Flow technology featuring a two-chamber design that effectively reduces interior resonance. It is coated with a high-temperature black paint finish for rust and corrosion resistance, offering a sleek, durable appearance.

Installation. Installation is straightforward with slip-fit inlet and outlet connections and clamp-on or weld-on options available. While no drilling is typically necessary, this product requires the use of new hangers that are not included.

Application. This muffler fits universal applications, though some adaptation may be necessary depending on the specific vehicle. It is compatible with a variety of vehicles including 4- and 6-cylinder engines, classic and late model muscle cars, street rods, street/strip vehicles, and trucks/SUVs.

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