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Walker® Quiet Flow Steel Oval Aluminized Exhaust Muffler 21784

Walker Quiet Flow Steel Oval Aluminized Exhaust Muffler 21784

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  • Specifications
  • Features
  • Vehicle Fitment
  • Specifications

    BrandWalker
    Part Number21784
    Part DescriptionQuiet Flow Steel Oval Aluminized Exhaust Muffler
    Body Height4.250
    Body Length21.000
    Body MaterialSteel
    Body Width9.750
    Exhaust Component Mount TypeNo Mounts
    FinishAluminized
    Grade TypeRegular
    Inlet 1 Inside Diameter2.500
    Inlet 1 TypePipe Connection
    Inlet ConfigurationOffset
    Inlet Offset2.875
    Internet Product Code (IPC)82D4CCFD7C3
    Item has MSDS (SDS)N
    Max Year Covered1986
    MFG Brand NameWalker Exhaust
    MFG Model # (Series)21784
    MFG NameTenneco, Inc
    Min Year Covered1965
    Most Popular Make / ModelChevrolet C10 Pickup
    Most Popular Year1979
    Muffler Body Height4.25
    Muffler Body Length21.0
    Muffler Body MaterialSteel
    Muffler Body Width9.75
    Muffler Color / FinishAluminized
    Muffler InletOffset
    Muffler Inlet Connection TypePipe Connection
    Muffler Inlet Count1
    Muffler Inlet Diameter (in)2.5
    Muffler Inlet Diameter 2 (in)0.0
    Muffler Inlet Diameter DesignationInside Diameter
    Muffler OutletOffset
    Muffler Outlet Connection TypePipe Connection
    Muffler Outlet Count1
    Muffler Outlet Diameter (in)2.0
    Muffler Outlet Diameter DesignationInside Diameter
    Muffler Overall Length25.25
    Muffler ReversibleNo
    Muffler ShapeOval
    Outlet 1 Outside Diameter2.000
    Outlet ConfigurationOffset
    Overall Length25.250
    Product GradeEconomy
    ReversibleNo
    ShapeOval
    Supplier Company NameTenneco, Inc
    Total Part VIO445716
    Universal Or Specific FitSpecific
    UPC086387217842
    Warning: California’s Proposition 65
  • Features

    Walker Quiet-Flow Exhaust Muffler Assembly are featured as follows:
    • Quiet-Flow Muffler Assembly by Walker Exhaust.
    • Original equipment equivalent sound and precision fit design.
    • Spun-locked heads for resistance to backfire.
    • Bridge construction and durable internal partitions for structural strength and longevity.
    • Inner shell and outer cover lockseams installed 180° apart for exceptional durability.
    • Strong, factory style interior spot welds.
    • Three-tube design for quiet tone.
    • Original equipment style louvered tube technology for a premium, factory-like sound.
    • Factory style domed heads for radiated noise reduction.
    • CRF (Continuous Roving Fiberglass) for factory quality acoustic performance.
    • Complete internal drainage system to prevent condensate acids from accumulating.
    • Internal tubes mechanically joined to the partition for expansion and contraction during temperature changes.
    • Backed by a limited lifetime warranty and 90-day Safe and Sound Guarantee.
    • Original equipmentequivalent direct-fit designs for easy installation and quick service bay turnaround.
    • Quality performance and acoustics.
    • Two tubes / two partitions internal design.
    • Spot-welded bushings for greater stability and support.
    • 100% aluminized steel construction for corrosion resistance and durability.
    • Part of a world-class, engine-to-tailpipe exhaust solutions range developed and manufactured by Walker, the world's leading supplier of automotive exhaust and emissions control parts.
    • Part of Walker's complete line of exhaust components including hangers, gaskets, sensors, connectors, and other accessories.
    • Can be used with a full range of Walker exhaust system accessories.
    • Strong, factory-style interior spot welds.
    The Walker Quiet-Flow Quiet-Flow Exhaust Muffler Assembly 21784 is a top-grade, stainless steel muffler designed for original equipment equivalent sound and precision fit. Features spun-locked heads, bridge construction, durable internal partitions, and a three-tube design for a quiet tone. OE-style louvered tube technology and CRF for a premium, factory-like sound. It also has a complete internal drainage system to prevent acid accumulation. Mechanically joined to allow expansion and contraction during temperature changes. Backed by a limited lifetime warranty and a 90-day Safe & Sound Guarantee. Designed to resist rust three times longer than premium aluminized mufflers.
    Walker is a widely respected manufacturer of class-leading exhaust systems and emission control products, well-known throughout the automotive industry. They are the primary supplier of complete engine-to-tailpipe solutions for large segments of both the replacement and OE part markets. Renown for industry-leading innovation, Walker was the first to introduce technologies like the louvered tube design, full stainless steel muffler construction, and even early versions of the modern catalytic converter to the market. They also offer a full range of accessories and an industry-first Limited Lifetime Warranty for professional installers.
  • Vehicle Fitment

    Year Make Model Trim Engine
    1965 Chevrolet Bel AirAll Trims8 Cyl 6.7L
    1965-1966 Chevrolet Bel AirAll Trims8 Cyl 4.6L
    1965-1968 Chevrolet Bel AirAll Trims8 Cyl 5.3L
    1965-1969 Chevrolet Bel AirAll Trims8 Cyl 6.5L
    1966-1969 Chevrolet Bel AirAll Trims8 Cyl 7.0L
    1969 Chevrolet Bel AirAll Trims8 Cyl 5.7L
    1965 Chevrolet BiscayneAll Trims8 Cyl 6.7L
    1965-1966 Chevrolet BiscayneAll Trims8 Cyl 4.6L
    1965-1967 Chevrolet BiscayneAll Trims8 Cyl 5.3L
    1965-1969 Chevrolet BiscayneAll Trims8 Cyl 6.5L
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