Flowmaster Super 40 Delta Flow Muffler - 2.25" Offset - Inlet / Center Outlet SPBL3 Polyurethane deflects far less that

Polyurethane deflects far less that soft rubber

Stock Guide

Cam and lifter kit for Small Block Chevy engines

No bar to remove

we understand this concept better than any exhaust manufacturer

Flowmaster Super 40 Delta Flow Muffler - 2.25" Offset - Inlet / Center Outlet SPBL3 Polyurethane deflects far less thatThe 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