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Product Summary

Subaru, Chrysler, Buick, Chevy, GMC, Oldsmobile, Black

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    Key Specs

    MFG. Part #8042441
    BrandFlowmaster
    Muffler TypeChambered
    Inlet Diameter2.25"
    Outlet Diameter2.25"
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    Flowmaster 8042441 Details

    The Original 40 series muffler delivers an aggressive exterior and interior tone. If you're looking for that original Flowmaster sound this is the muffler is for you. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.

    Rebates

    Holley IRS Sale 2026

    Save 10% instantly on select products across the Holley family of performance brands during the annual Holley I.R.S.Tax Sale. Instant rebate period has been extended and now runs from February 17, 2026 through April 19, 2026.

    Flowmaster 8042441 Specifications

    KEY SPECS
    MFG. Part #8042441
    BrandFlowmaster
    Muffler TypeChambered
    Inlet Diameter2.25"
    Outlet Diameter2.25"
    GENERAL
    Overall Length19.00"
    Overall Width9.75"
    Body Length13.00"
    Overall Thickness4"
    Material TypeStainless Steel
    FinishBlack
    Case ShapeOval
    Inlet LocationOffset
    Outlet LocationCenter
    Outlet QuantityOne
    Inlet QuantityOne
    GTIN Code700042022533
    Sold in QuantityEach

    Fitment

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