Flowmaster's Outlaw Cat-back exhaust system for the 2009-2018 Toyota Tundra truck is perfect for the person looking for maximum sound levels both inside and outside of the truck, with all of the performance benefits that you would expect from Flowmaster. This bolt-on DOR/DOS (Dual Out Rear or Dual Out Side) emissions-legal system for trucks with the 4.6L and 5.7L gas engine features a stainless steel Super 10 muffler and dual mandrel bent 3.00 in. stainless steel tailpipes. The system also features polished 4.00 in. double wall stainless steel tips. The exhaust system is covered by Flowmaster's Lifetime Limited Warranty. Designed for an easy fit, this system includes all necessary parts and hardware for installation. Note: Does not fit regular cab/short bed or double cab/long bed models.Warranty Information:Limited LifetimeCalifornia Proposition 65 Chemical Name 1: Nickel (metallic)California Proposition 65 Chemical Name 2: Chromium (hexavalent compounds)Catalytic Converter Included: NoColor: BlackExhaust Series: OutlawExhaust Type: DualExit Position: Dual Rear Same SideExit Style: StraightHeat Shield Attached: NoInlet Diameter: 2.500 in.Inlet Inside Diameter: 3.000 in.Material: Stainless SteelMount Type: FlangedMuffler Count: 1Muffler Part Number: Kit OnlyMuffler Series: Super 10 SeriesMuffler Type: Welded BaffleOutlet Diameter: 3.000 in.Outlet Outside Diameter: 4.000 in.Shape: OvalSingle or Dual: DualSound Level: AggressiveSystem Type: Cat BackTail Pipe Diameter: 3.000 in.Tip Cut: AngleTip Diameter: 4.000 in.Tip Edge Style: CutTip Finish: Black and CeramicTip Length: 13.000 in.Tip Logo: EmbossedTip Material: Stainless SteelTip Quantity: 2Tip Shape: RoundTip Type: Double WallTitle: Flowmaster 817692 Cat-back System 409S - Outlaw - Aggressive SoundTubing Diameter: 3.000 in.WARNING CA Proposition 65: YesWARNING CA Proposition 65 Message: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov