817917 Outlaw Extreme Cat-Back Exhaust System 2015-2020 Ford F-150  2.7/3.5/5.0L 2/4WD
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FLOWMASTERPART NUMBER: 389-817917

817917 Outlaw Extreme Cat-Back Exhaust System 2015-2020 Ford F-150 2.7/3.5/5.0L 2/4WD

$47895
3 left in stock
ShippingShips on Sep 14, 2026
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Outlaw Extreme Cat-Back Exhaust System
  • 2015-2020 Ford F-150 2.7/3.5/5.0L 2/4WD
  • 3 in. Tubing
  • Single Out Dump
  • 409 Stainless Steel

    FLOWMASTER MUFFLERS 817917 Features:

    Introducing our new Outlaw Extreme Cat-back exhaust system for all 2015-2020 Ford F-150 with 2.7L/3.5L Ecoboost, 3.5L Ti VCT and 5.0L engines. This system delivers the ultimate aggressive exhaust note that will get you noticed. The system slips on the back side of the catalytic converter tubing and features a 3.00-inch race-proven Outlaw muffler and a mandrel-bent single dump style turndown exiting under the bed, for the ultimate deep and aggressive sound. The system is manufactured from 409 stainless steel for durability and uses the factory hanger locations for a quick and easy installation. As a Flowmaster® Outlaw extreme system, this will deliver a very aggressive sound both inside and outside the truck. Includes all necessary hardware and detailed instructions for a quick and easy installation. Notes: Fits all 2/4 wheel drive models and all wheelbases.

    • Race Proven Outlaw Muffler Technology
    • Extreme Sound for Extreme Lifestyles
    • Uses the Factory Hanger Locations
    • Stainless Steel Construction
    • Quick & Easy Installation
  • Part TypeExhaust System
    BrandFLOWMASTER
    Package Height9.5
    Package Width15.5
    Package Length50.0
    Weight15.94 PG
    Part CategoryPerformance Parts
    Muffler Body Diameter4 in.
    Hardware IncludedYes
    Exhaust Tip Quantity0
    Valve IncludedNo
    Muffler TypeReflection
    Pipe Material409 Stainless Steel
    Muffler Inlet Inside Diameter3 in.
    Hangers IncludedYes
    Muffler Body Width4 in.
    Main Piping Diameter3 in.
    Tail Pipe QuantitySingle
    Tail Pipe Tapered OutletNo
    Inlet TypeClamp-On
    Inlet Size (In.)3
    Muffler Body ShapeRound
    Mounting Bracket IncludedNo
    Muffler Outlet Quantity1
    Muffler FinishBlack High-Temperature Paint Finish
    Catalytic Converter Quantity0
    Exit LocationSingle Rear
    Mount TypeUses Factory Hangers
    Clamps IncludedYes
    Muffler Body Length10.50 in.
    Sound LevelAggressive
    FinishNatural
    Exit StyleSingle Out Dump
    Muffler Body Material409 Stainless Steel
    Muffler Body Height4 in.
    Clamping TypeFlat Band
    Muffler Flanged InletNo
    Gasket Or Seal IncludedNo
    Spring Bolt Kit IncludedNo
    Exhaust Tip IntercooledNo
    Pipe ColorSilver
    Muffler IncludedYes
    Muffler Quantity1
    Muffler Inlet Outside Diameter3.13 in.
    Tail Pipe Outlet Outside Diameter3 in.
    Valve TypeNot Applicable
    Muffler Flanged OutletNo
    Part FitmentDirect Fit
    Catalytic Converter IncludedNo
    Vendor Part Number817917
    Package Qty1
    Package TypeEA
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    Some parts are not legal for use in California or other states with similar laws / regulations
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