Flowmaster's Super 44 muffler uses the same Delta Flow technology found in our larger Super 40 mufflers. The Super 44 delivers a rich powerful tone and are the most aggressive, highest performing street muffler we've ever built in a four inch case. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.Warranty Information:Limited LifetimeAutomotive Item Grade: High PerformanceBody Height: 4.000 in.Body Length: 13.000 in.Body Width: 9.750 in.California Proposition 65 Chemical Name 1: Nickel (metallic)California Proposition 65 Chemical Name 2: Chromium (hexavalent compounds)Color: BlackFitment: UniversalInlet Connection Type: PipeInlet Diameter: 2.500 in.Inlet Inside Diameter: 2.500 in.Inlet Outside Diameter: 2.500 in.Inlet Position: OffsetInlet Type: Single OffsetMain Piping Diameter: OEMMaterial: Stainless SteelMount Type: Uses New Hangers (Not Included)Muffler Series: Super 44 SeriesMuffler Type: ReflectionOutlet Connection Type: PipeOutlet Diameter: 2.500 in.Outlet Outside Diameter: 2.500 in.Outlet Position: CenterOutlet Type: Single Center OutletOverall Length: 19.000 in.Shape: OvalSound Level: AggressiveTip Quantity: 0Title: Flowmaster 842546 Super 44 Series Muffler - 2.50 Offset In / 2.50 Center Out - Aggressive SoundWARNING CA Proposition 65: YesWARNING CA Proposition 65 Message: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov