717664 FlowFX Cat-Back Exhaust System 2009-2021 Toyota Tundra 4.0/4.6/4.7/5.7L 2/4WD
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FLOWMASTERPART NUMBER: 389-717664

717664 FlowFX Cat-Back Exhaust System 2009-2021 Toyota Tundra 4.0/4.6/4.7/5.7L 2/4WD

$1,06595
2 left in stock
ShippingShips on Sep 14, 2026
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FlowFX Cat-Back Exhaust System
  • 2009-2021 Toyota Tundra 4.0/4.6/4.7/5.7L 2/4WD
  • 2.50 in. Tubing
  • 4.50 in. Black Ceramic Tips
  • Dual Rear Side Exit
  • 409 Stainless Steel

    FLOWMASTER MUFFLERS 717664 Features:

    This FlowFX Cat-back exhaust system is for 2009-2021 Toyota Tundra with 4.0L, 4.6L, 4.7L, or 5.7L engine and is a bolt-on emissions legal system with a moderately aggressive exterior sound and a moderate interior tone. The system features all stainless steel construction for long life, and a specially designed dual inlet FlowFX "straight-through" performance muffler flowing into dual 2.50-inch mandrel-bent tailpipes for maximum performance. The tailpipes exit out the sides behind the rear wheels, which is beneficial for towing, and are finished off with a pair of large 4.50-inch black ceramic-coated stainless steel tips for good looks. The system includes all necessary parts and hardware for easy at-home installation.

    • Large 4.50-inch Black Ceramic Coated Stainless Steel Tips Offer Great Looks
    • FlowFX "Straight-through" Performance Muffler for Sound and Performance
    • Dual 2.50-inch Mandrel-bent 16-gauge Tubing Maximizes Exhaust Flow
    • Uses the Factory Hanger Locations for Easy Installation
    • Deep, Powerful Performance Sound, and Great Tone
    • All Stainless Steel Construction for Long Life
    • Clears the Factory Spare Tire
    • Note: Does not fit regular cab/short bed or double cab/long bed models. Only fits 2009 models built after 08/2008.
  • Part TypeExhaust System
    BrandFLOWMASTER
    Package Height15.0
    Package Width17.25
    Package Length53.25
    Weight67.0 PG
    Muffler Inlet Inside Diameter2.50 in.
    Hangers IncludedYes
    Main Piping Diameter2.50 in.
    Tail Pipe QuantityDual
    Inlet TypeFlanged
    Inlet Size (In.)2.5
    Exhaust Tip Material304 Stainless Steel
    Catalytic Converter Quantity0
    Exit LocationDual Split Side
    Muffler Body Length18 in.
    Sound LevelAggressive / Moderate
    Muffler Body Material409 Stainless Steel
    Exhaust Tip CutAngled
    Gasket Or Seal IncludedNo
    Exhaust Tip IntercooledNo
    Pipe ColorSilver
    Muffler Quantity1
    Muffler Inlet Outside Diameter2.63 in.
    Muffler Flanged OutletNo
    Exhaust Tip ResonatedNo
    Muffler Outlet LocationDual
    Catalytic Converter IncludedNo
    Heat Shield IncludedNo
    Part CategoryPerformance Parts
    Hardware IncludedYes
    Exhaust Tip WallSingle Wall
    Exhaust Tip Quantity2
    Muffler Inlet LocationDual
    Exhaust Tip FinishBlack Ceramic Coating
    Exhaust Tip EdgeRolled Edge
    Valve IncludedNo
    Muffler TypeAbsorption
    Pipe Material409 Stainless Steel
    Muffler Body Width9 in.
    Tail Pipe Tapered OutletNo
    Muffler Body ShapeOval
    Mounting Bracket IncludedYes
    Muffler Outlet Quantity2
    Muffler FinishNatural
    Mount TypeUses Factory Hangers
    Clamps IncludedYes
    FinishNatural
    Exit StyleDual Out Side
    Muffler Body Height4 in.
    Clamping TypeFlat Band
    Muffler Flanged InletNo
    Spring Bolt Kit IncludedNo
    Muffler SeriesFlow FX
    Muffler IncludedYes
    Exhaust Tip ConnectionClamp-On
    Tail Pipe Outlet Outside Diameter2.50 in.
    Valve TypeNot Applicable
    Exhaust Tip Diameter4.50 in.
    Part FitmentDirect Fit
    Vendor Part Number717664
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews
    Some parts are not legal for use in California or other states with similar laws / regulations
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