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Ultra Flo Exhaust Muffler [Natural]
InfoVehicle Info Needed
DYNOMAXPART NUMBER: 289-17537

Ultra Flo Exhaust Muffler [Natural]

$13299
ShippingShips on 12/08/2026
Lowest PriceLowest Price Guarantee

Body Diameter: 6" Round
Ultra Flo Exhaust Muffler
  • Inlet 4 in.
  • Outlet 4 in.
  • Natural Finish
  • Sold Individually

    The Dynomax 17537 is an ultra flo exhaust muffler. It is engineered to restore proper exhaust flow and provide a direct-fit installation.

    Dynomax 17537 Features:

    • Finish: Natural
    • Inlet Diameter: 4 in.
    • Outlet Diameter: 4 in.
    • Inlet Type: Pipe Connection
    • Outlet Type: Pipe Connection

    Why Choose the Dynomax 17537:

    • Stainless steel construction for lifelong protection.
    • 100% welded design for maximum durability.
    • Straight through design ensures unrestricted exhaust flow and reduces back pressure.
    • CRF Technology absorbs unwanted interior resonance while maintaining a deep performance tone.
    • Dyno proven to flow up to 2,000 SCFM and support up to 2,000 horsepower.
      • Ultra-Flo Welded Mufflers feature stainless steel construction with a straight-through design and sound-deadening CRF (continuous roving fiberglass) technology. Heat-resistant to 1500°, CRF absorbs interior resonance yet maintains a deep exhaust note. Mufflers support up to 2000 HP and are proven to flow up to 2200 cfm. Additionally, Ultra-Flo X Mufflers have stainless steel mesh and internal pass tubes with perforations to further maximize sound absorption. Direct replacement mufflers also available.
    Part TypeMuffler
    Product LineDynomax Ultra-Flo Welded Mufflers
    BrandDYNOMAX
    Package Height6.75
    Package Width6.75
    Package Length32.25
    Weight13.54 PG
    Part CategoryPerformance Parts
    Outlet QuantityOne
    Inlet LocationCenter
    Muffler TypeAbsorption
    Inlet PositionCenter
    Inlet TypeSingle Center Inlet
    Inlet Size (In.)4
    Outlet StyleStandard, without tip
    Muffler FinishNatural
    Body Length22 in (558.8 mm)
    Inlet Diameter4 in (101.6 mm)
    Inlet QuantityOne
    Muffler MaterialStainless steel
    Outlet Size4 in (101.6 mm)
    PositionN/A
    Outlet Diameter4 in (101.6 mm)
    QuantitySold individually
    Overall Length27 in (685.8 mm)
    MaterialAluminized Steel
    Case Length22 in (558.8 mm)
    Internal ConstructionGlass-wrap perforated tube
    Case ShapeRound
    Body Width6 in (152.4 mm)
    Outlet LocationCenter
    Body HeightN/A
    Outlet TypeSingle Center Outlet
    Case Outside Diameter6 in (152.4 mm)
    Part FitmentUniversal
    Outlet PositionCenter
    Vendor Part Number17537
    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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