Introducting the new FlowFX Cat-back exhaust system for the 2017-2018 Ford Raptor SuperCrew trucks with a 5.5 foot bed and the 3.5L Ecoboost engine. Constructed from bright 409S stainless steel mandrel bent tubing and features a flanged 3.00 inch Scavenger X-pipe assembly running back to a dual inlet/outlet FlowFX straight-through large core performance muffler with dual 3.00 inch mandrel bent tailpipes exiting through 4.00 inch black ceramic coated stainless steel Flowmaster embossed tips. This system delivers a moderate to aggressive interior and exterior sound level that will appeal to anyone looking for a deep powerful exhaust note. Includes all necessary parts, hardware and instructions for a quick hassle free installation.Warranty Information:Limited LifetimeCalifornia Proposition 65 Chemical Name 1: Nickel (metallic)California Proposition 65 Chemical Name 2: Chromium (hexavalent compounds)Catalytic Converter Included: NoExhaust Series: Flow FXExhaust Type: Cat-BackExit Position: Dual Out RearHeat Shield Attached: NoInlet Inside Diameter: 3.000 in.Material: 409S Stainless SteelMount Type: Uses Factory HangersMuffler Body Length: 13.000 in.Muffler Body Material: 409S Stainless SteelMuffler Body Shape: OvalMuffler Color: NaturalMuffler Count: 1Muffler Finish: BrushedMuffler Inlet Diameter: 3.000 in.Muffler Inlet Location: Dual InletMuffler Outlet Diameter: 3.000 in.Muffler Outlet Location: Dual OutletMuffler Overall Length: 56.000 in.Muffler Part Number: Kit OnlyMuffler Series: Flow FXMuffler Type: AbsorptionSingle or Dual: DualSound Level: Moderate/AggressiveSystem Type: Cat BackTail Pipe Diameter: 3.000 in.Tip Cut: AngleTip Diameter: 4.000 in.Tip Edge Style: CutTip Finish: Black Ceramic CoatedTip Length: 13.000 in.Tip Logo: EmbossedTip Material: 304 Stainless SteelTip Quantity: 2Tip Shape: RoundTip Type: Double WallTitle: Flowmaster 717792 Cat-Back 409S - FlowFX Kit - DOR - Moderate/Aggressive SoundTubing Diameter: 3.000 in.Tubing Material: 409S Stainless SteelWARNING CA Proposition 65: YesWARNING CA Proposition 65 Message: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov