Flowmaster Super 40 Delta Flow Muffler - 2.5" Center Inlet / Offset Outlet Mechanical Fuel Pressure Gauge American Thunder exhaust systems deliver

American Thunder exhaust systems deliver the aggressive sounds you want

won't lift off DO NOT apply directly to exhaust components

Relay Switch

75-quart of Fluid Capacity

ignition wires

Flowmaster Super 40 Delta Flow Muffler - 2.5" Center Inlet / Offset Outlet Mechanical Fuel Pressure Gauge American Thunder exhaust systems deliverThe Super 40 features Flowmaster's Delta Flow technology. It's larger case profile provides the best of both worlds of performance and sound. The Super 40 has that deep powerful sound of the Original 40 series but with all the benefits of performance and low interior resonance from the Delta Flow technology. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability. Features: Durable Fully Welded 16 Gauge Aluminized Steel 3