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Ultra Flo Welded Cat-Back Single Exhaust System for 2009-2013 Chevrolet Silverado 1500, GMC Sierra 1500 w/4.8L, 5.3L [Natural]
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DYNOMAXPART NUMBER: 289-39495

Ultra Flo Welded Cat-Back Single Exhaust System for 2009-2013 Chevrolet Silverado 1500, GMC Sierra 1500 w/4.8L, 5.3L [Natural]

$43899
ShippingShips on 10/07/2026
Lowest PriceLowest Price Guarantee

GM
Ultra Flo Welded Cat-Back Single Exhaust System
  • 2009-2013 Chevrolet Silverado 1500, GMC Sierra 1500
  • 4.8L, 5.3L Engine
  • Cat-Back System
  • 20 in. Length
  • 3 in. Diameter
  • Stainless Steel
  • Natural Finish
  • Sold as a Kit

    The Dynomax 39495 is an ultra flo welded cat-back single exhaust system for 2009-2013 Chevrolet Silverado 1500, GMC Sierra 1500 equipped with the 4.8L, 5.3L engine options. Built from stainless steel with a natural finish, it is engineered to restore proper exhaust flow and provide a direct-fit installation.

    Dynomax 39495 Features:

    • Material: Stainless Steel
    • Finish: Natural
    • Pipe Diameter: 3 in.
    • Length: 20 in.
    • Bend Type: Mandrel
    • System Style: Cat Back
    • System Type: Single
    • Clamp Count: 2

    Dynomax 39495 Kit Contents:

    • Intermediate Pipe
    • Muffler
    • Tail Pipe
    • Tip
    • Clamps

    Why Choose the Dynomax 39495:

    • Includes DynoMax Ultra Flo welded muffler, pipes, tip and clamps.
    • Direct-fit bolt-on pre-assembled solution with welded hangers, pipes and clamps for easy installation that doesn't require specialized fabrication and/or welding.
    • 3-in. Stainless-steel tubing with mandrel bends improves flow capacity over traditional bends while increased pipe diameter from OE sizes increases flow and power.
    • Straight-through design ensures unrestricted exhaust flow and reduces back pressure; dyno proven to flow up to 1,800 SCFM.
    • Exclusive Continuous Roving Fiberglass (CRF) technology absorbs unwanted interior resonance while maintaining a deep performance tone.
    • Muffler features stainless-steel construction with a micro-finish for lifelong protection and 100% welded design for maximum durability.
  • Part TypeExhaust System
    BrandDYNOMAX
    Package Height12.0
    Package Width16.0
    Package Length51.0
    Weight44.0 PG
    Part CategoryPerformance Parts
    Hardware IncludedYes
    Tailpipe Diameter (In.)3
    Tip CutSlant
    Muffler FinishNatural
    Exit LocationPassenger side
    Muffler StylePerforated tube
    Inlet QuantityOne
    Tip Outlet Size4 in (101.6 mm)
    Muffler MaterialStainless steel
    Tip IncludedYes
    QuantitySold as a kit
    System FinishNatural
    Muffler IncludedYes
    Muffler QuantityOne
    System StyleCat Back
    Muffler ConfigurationSingle inlet/Single outlet
    System MaterialStainless steel
    Exit QuantityOne
    Tip MaterialStainless steel
    Tip Edge StyleRolled edge
    Tip QuantitySingle
    Tip ShapeRound
    Intermediate Pipe Diameter3 in (76.2 mm)
    Part FitmentDirect Fit
    Exhaust TypeSingle
    Vendor Part Number39495
    Package Qty1
    Package TypeEA
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