952445 Developed from our Top Ten race muffler lineup for use on the street/strip, the Super 40® features Flowmaster's Delta Flow® technology. It's larger case profile provides the best of both worlds of performance and sound, especially on forced induction and high horsepower vehicles. 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: Deep Aggressive Sound Exhaust Note Noticeable interior resonance Excellent performance on high horsepower vehicles Race proven Delta Flow technology About Flowmaster Flowmaster® is a household name, and for good reason. They've built legendary exhaust systems and mufflers for decades, and now offer performance air intakes, catalytic converters, and headers to give your hot rod performance to match the iconic Flowmaster sound. SPECS Automotive Item Grade High Performance Body Height (in) 5 Body Length (in) 13.5 Body Width (in) 10 Brand Flowmaster Color Black Emission Code 5 Finish Paint Fitment Universal Inlet Connection Type Pipe Connection Inlet Diameter (in) 2.25 Inlet Position Center Material Aluminized Steel Mount Type Uses New Hangers (Not Included) Muffler Series Super 40 Series Muffler Type Chambered Outlet Connection Type Pipe Connection Outlet Diameter (in) 2.25 Outlet Position Center Overall Length (in) 19.5 Product Type Street Mufflers Reversible No Shape Oval Sound Level Aggressive Sound Type of Muffler Chambered Vehicle Type 4/6 CYL Engine Classic Muscle Car Late Model Muscle Car Street Rod Street/Strip Truck/SUV UPC 700042019144 California Proposition 65 Required No