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    • Flowmaster 80 Series Chambered Muffler 80 Series Crossflow 2.50 Inch In (O) / Out (D) Aggressive Sound Flowmaster 42583
    • Flowmaster 80 Series Chambered Muffler 80 Series Crossflow 2.50 Inch In (O) / Out (D) Aggressive Sound Flowmaster 42583
    • Flowmaster 80 Series Chambered Muffler 80 Series Crossflow 2.50 Inch In (O) / Out (D) Aggressive Sound Flowmaster 42583
    • Flowmaster 80 Series Chambered Muffler 80 Series Crossflow 2.50 Inch In (O) / Out (D) Aggressive Sound Flowmaster 42583
    • Flowmaster 80 Series Chambered Muffler 80 Series Crossflow 2.50 Inch In (O) / Out (D) Aggressive Sound Flowmaster 42583
    • FLO42583.jpg
    • 80 Series Chambered Muffler 80 Series Crossflow 2.50 Inch In (O) / Out (D) Aggressive Sound Flowmaster
    • 80 Series Chambered Muffler 80 Series Crossflow 2.50 Inch In (O) / Out (D) Aggressive Sound Flowmaster
    • 80 Series Chambered Muffler 80 Series Crossflow 2.50 Inch In (O) / Out (D) Aggressive Sound Flowmaster
    Sale!

    Flowmaster 80 Series Chambered Muffler 80 Series Crossflow 2.50 Inch In (O) / Out (D) Aggressive Sound Flowmaster 42583

    Vendor: Flowmaster
    SKU: BDXN_42583
    Save $23
    Sale Price $180.95 Regular Price $203.95
    Free Shipping on Orders Over $99
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    The 80 series is a cross-flow design for applications where the muffler is mounted transversely behind the rear end. The inlet is located next to one of the outlets on the same side of the case.

    Delivering an aggressive muscle car sound both inside and outside the vehicle. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.

    • Aggressive Sound Exterior Exhaust Tone
    • Noticeable interior resonance
    • Cross Flow Applications
    • The original two chamber design


    Flowmaster 80 Series Chambered Muffler 80 Series Crossflow 2.50 Inch In (O) / Out (D) Aggressive Sound Flowmaster 42583


    Specifications:

    Country of Origin USA
    Sold As Kit
    UPC 700042010363
    Availability Available
    Universal Yes
    Inlet Location Offset
    Mount Style Uses New Hangers (Not Included)
    Shape Oval


    This Part Fits:

    Year Make Model Submodel Notes
    1967 Pontiac Firebird 326
    1967 Chevrolet Camaro SS
    1968 Chevrolet Camaro SS
    1969 Chevrolet Camaro SS
    1970 Chevrolet Camaro SS
    1971 Chevrolet Camaro SS
    1972 Chevrolet Camaro SS
    1967 Pontiac Firebird Sprint
    1968 Pontiac Firebird Sprint
    1969 Pontiac Firebird Sprint
    1967 Pontiac Firebird HO
    1968 Pontiac Firebird HO
    1967 Chevrolet Camaro RS
    1967 Pontiac Firebird 400
    1968 Pontiac Firebird 400
    1969 Pontiac Firebird 400
    1967 Pontiac Firebird
    1968 Pontiac Firebird
    1969 Pontiac Firebird
    1970 Pontiac Firebird
    1971 Pontiac Firebird
    1972 Pontiac Firebird
    1973 Pontiac Firebird
    1974 Pontiac Firebird
    1975 Pontiac Firebird
    1976 Pontiac Firebird
    1977 Pontiac Firebird
    1978 Pontiac Firebird
    1979 Pontiac Firebird
    1980 Pontiac Firebird
    1981 Pontiac Firebird
    1982 Pontiac Firebird
    1983 Pontiac Firebird
    1984 Pontiac Firebird
    1985 Pontiac Firebird
    1986 Pontiac Firebird
    1987 Pontiac Firebird
    1988 Pontiac Firebird
    1989 Pontiac Firebird
    1990 Pontiac Firebird
    1991 Pontiac Firebird
    1992 Pontiac Firebird
    1993 Pontiac Firebird
    1994 Pontiac Firebird
    1995 Pontiac Firebird
    1996 Pontiac Firebird
    1997 Pontiac Firebird
    1998 Pontiac Firebird
    1999 Pontiac Firebird
    2000 Pontiac Firebird
    2001 Pontiac Firebird
    2002 Pontiac Firebird
    1968 Pontiac Firebird 350
    1969 Pontiac Firebird 350
    1969 Chevrolet Camaro
    1970 Chevrolet Camaro
    1971 Chevrolet Camaro
    1972 Chevrolet Camaro
    1973 Chevrolet Camaro
    1974 Chevrolet Camaro
    1975 Chevrolet Camaro
    1976 Chevrolet Camaro
    1977 Chevrolet Camaro
    1978 Chevrolet Camaro
    1979 Chevrolet Camaro
    1980 Chevrolet Camaro
    1969 Pontiac Firebird Trans Am
    1970 Pontiac Firebird Trans Am
    1971 Pontiac Firebird Trans Am
    1972 Pontiac Firebird Trans Am
    1973 Pontiac Firebird Trans Am
    1974 Pontiac Firebird Trans Am
    1975 Pontiac Firebird Trans Am
    1976 Pontiac Firebird Trans Am
    1977 Pontiac Firebird Trans Am
    1978 Pontiac Firebird Trans Am
    1979 Pontiac Firebird Trans Am
    1980 Pontiac Firebird Trans Am
    1981 Pontiac Firebird Trans Am
    1982 Pontiac Firebird Trans Am
    1983 Pontiac Firebird Trans Am
    1984 Pontiac Firebird Trans Am
    1985 Pontiac Firebird Trans Am
    1986 Pontiac Firebird Trans Am
    1987 Pontiac Firebird Trans Am
    1988 Pontiac Firebird Trans Am
    1989 Pontiac Firebird Trans Am
    1990 Pontiac Firebird Trans Am
    1991 Pontiac Firebird Trans Am
    1992 Pontiac Firebird Trans Am
    1993 Pontiac Firebird Trans Am
    1994 Pontiac Firebird Trans Am
    1995 Pontiac Firebird Trans Am
    1996 Pontiac Firebird Trans Am
    1997 Pontiac Firebird Trans Am
    1998 Pontiac Firebird Trans Am
    1999 Pontiac Firebird Trans Am
    2000 Pontiac Firebird Trans Am
    2001 Pontiac Firebird Trans Am
    2002 Pontiac Firebird Trans Am
    1969 Pontiac Firebird 350 HO
    1969 Chevrolet Camaro RS
    1970 Chevrolet Camaro RS
    1971 Chevrolet Camaro RS
    1972 Chevrolet Camaro RS
    1973 Chevrolet Camaro RS
    1970 Chevrolet Camaro Z28
    1971 Chevrolet Camaro Z28
    1972 Chevrolet Camaro Z28
    1973 Chevrolet Camaro Z28
    1974 Chevrolet Camaro Z28
    1970 Pontiac Firebird Formula
    1971 Pontiac Firebird Formula
    1972 Pontiac Firebird Formula
    1973 Pontiac Firebird Formula
    1974 Pontiac Firebird Formula
    1975 Pontiac Firebird Formula
    1976 Pontiac Firebird Formula
    1977 Pontiac Firebird Formula
    1978 Pontiac Firebird Formula
    1979 Pontiac Firebird Formula
    1980 Pontiac Firebird Formula
    1981 Pontiac Firebird Formula
    1970 Pontiac Firebird Esprit
    1971 Pontiac Firebird Esprit
    1972 Pontiac Firebird Esprit
    1973 Pontiac Firebird Esprit
    1974 Pontiac Firebird Esprit
    1975 Pontiac Firebird Esprit
    1976 Pontiac Firebird Esprit
    1977 Pontiac Firebird Esprit
    1978 Pontiac Firebird Esprit
    1979 Pontiac Firebird Esprit
    1980 Pontiac Firebird Esprit
    1981 Pontiac Firebird Esprit
    1973 Chevrolet Camaro LT
    1974 Chevrolet Camaro LT
    1975 Chevrolet Camaro LT
    1976 Chevrolet Camaro LT
    1977 Chevrolet Camaro LT
    1978 Chevrolet Camaro LT
    1975 Chevrolet Camaro RS
    1976 Chevrolet Camaro Rally Sport
    1977 Chevrolet Camaro Rally Sport
    1978 Chevrolet Camaro Rally Sport
    1979 Chevrolet Camaro Rally Sport
    1980 Chevrolet Camaro Rally Sport
    1976 Chevrolet Camaro LT Rally Sport
    1977 Chevrolet Camaro LT Rally Sport
    1978 Chevrolet Camaro LT Rally Sport
    1977 Chevrolet Camaro Z28
    1978 Chevrolet Camaro Z28
    1979 Chevrolet Camaro Z28
    1980 Chevrolet Camaro Z28
    1981 Chevrolet Camaro Z28
    1982 Chevrolet Camaro Z28
    1983 Chevrolet Camaro Z28
    1984 Chevrolet Camaro Z28
    1985 Chevrolet Camaro Z28
    1986 Chevrolet Camaro Z28
    1979 Chevrolet Camaro Berlinetta
    1980 Chevrolet Camaro Berlinetta
    1981 Chevrolet Camaro Berlinetta
    1982 Chevrolet Camaro Berlinetta
    1983 Chevrolet Camaro Berlinetta
    1984 Chevrolet Camaro Berlinetta
    1985 Chevrolet Camaro Berlinetta
    1986 Chevrolet Camaro Berlinetta
    1981 Chevrolet Camaro Sport
    1982 Chevrolet Camaro Sport
    1983 Chevrolet Camaro Sport
    1984 Chevrolet Camaro Sport
    1985 Chevrolet Camaro Sport
    1986 Chevrolet Camaro Sport
    1982 Pontiac Firebird S/E
    1983 Pontiac Firebird S/E
    1984 Pontiac Firebird S/E
    1985 Pontiac Firebird S/E
    1986 Pontiac Firebird S/E
    1982 Chevrolet Camaro Z28 Indianapolis 500 Pace Car
    1985 Chevrolet Camaro Iroc-Z
    1986 Chevrolet Camaro Iroc-Z
    1987 Chevrolet Camaro Iroc-Z
    1988 Chevrolet Camaro Iroc-Z
    1989 Chevrolet Camaro Iroc-Z
    1990 Chevrolet Camaro Iroc-Z
    1989 Pontiac Firebird Formula
    1990 Pontiac Firebird Formula
    1991 Pontiac Firebird Formula
    1992 Pontiac Firebird Formula
    1993 Pontiac Firebird Formula
    1994 Pontiac Firebird Formula
    1995 Pontiac Firebird Formula
    1996 Pontiac Firebird Formula
    1997 Pontiac Firebird Formula
    1998 Pontiac Firebird Formula
    1999 Pontiac Firebird Formula
    2000 Pontiac Firebird Formula
    2001 Pontiac Firebird Formula
    2002 Pontiac Firebird Formula
    1989 Pontiac Firebird Trans Am GTA
    1990 Pontiac Firebird Trans Am GTA
    1991 Pontiac Firebird Trans Am GTA
    1992 Pontiac Firebird Trans Am GTA
    1989 Pontiac Firebird Trans Am GTA SE
    1991 Chevrolet Camaro Z28
    1992 Chevrolet Camaro Z28
    1993 Chevrolet Camaro Z28
    1994 Chevrolet Camaro Z28
    1995 Chevrolet Camaro Z28
    1996 Chevrolet Camaro Z28
    1997 Chevrolet Camaro Z28
    1992 Chevrolet Camaro Z28 Heritage Edition
    1993 Chevrolet Camaro Indianapolis 500 Pace Car
    1994 Pontiac Firebird Trans Am GT
    1998 Chevrolet Camaro Lujo
    1998 Chevrolet Camaro
    1999 Chevrolet Camaro
    2000 Chevrolet Camaro
    2001 Chevrolet Camaro
    2002 Chevrolet Camaro
    Shipping Policy

    Cancellations

    Once an order is placed, in most cases it cannot be cancelled as they are sent for fulfillment almost immediately after receiving the order. If there is an ability to cancel the order, the buyer is responsible for the transaction fees charged from the transaction.

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    In-stock orders are typically processed and shipped within 1–2 business days of receiving payment, unless otherwise stated on the product page. Orders placed on weekends or holidays will be processed on the next business day.

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    Return Policy

    Return Period

    You have up to 30 days from the date of purchase to return eligible items.

    Condition of the Item

    A 20% restocking fee will apply to cover inspection, processing, and repackaging costs.

    Items must be returned in new, unused condition and include all original packaging, hardware, and documentation.

    Return Shipping

    The cost of return shipping is the responsibility of the buyer unless the item was received damaged, defective, or incorrect.

    Return Authorization

    Before returning any item, please contact our customer service team to obtain a Return Merchandise Authorization (RMA) number. Items returned without an RMA may not be accepted.

    Refund Processing

    Once the returned item is received and inspected, we will initiate the refund process. Please allow 2–5 days for the refund to be processed and credited to the original payment method. Bank processing times may vary.

    Damaged or Defective Items

    If you receive a damaged, defective, or incorrect item, contact us immediately for assistance. We’ll work quickly to resolve the issue or send a replacement.

    Final Sale Items

    Certain items may be marked as Final Sale and are not eligible for return or exchange. These will be clearly noted on the product page.

    Disclaimer

    All products are sold for off-road use only unless otherwise specified. Buyer assumes all responsibility for installation and operation. Seller is not liable for any incidental, indirect, or consequential damages — including engine failure, labor costs, or vehicle downtime — resulting from the use of any product sold.

    By making a purchase from Berry Performance Sales, you acknowledge and agree to abide by the terms and conditions of these Policies.

    For any questions or concerns, please contact us — we’re always happy to help.

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