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Flowmaster 42583

80 Series Cross-Flow Muffler Offset In/Dual Out: 2.5"

Flowmaster 42583

389-42583

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Flowmaster 42583 80 Series Cross-Flow Muffler Offset In/Dual Out: 2.5" $126.66
80 Series Cross-Flow Muffler
  • Offset In/Dual Out: 2.5"
  • Aluminized Steel

  • Flowmaster 42583 Details

    Offset In/Dual Out

  • Case: 15" L (4" Thick)
  • Overall: 21" L x 9.75" W
  • Universal Muffler - Not a direct fit. Some adaptation required.
  • Single inlet with dual outlets for a stock dual exhaust appearance (fits in the stock crossflow position)

  • Specifications:

    Body Length (in.)
    15
    Inlet Size (in.)
    2.5
    Outlet Size (in.)
    2.5
    Overall Length (in.)
    21
    Body Height (in.)
    4
    Body Width (in.)
    9.75
    Width (in.)
    9.75
    Material
    Aluminized Steel
    Outlet Type
    Dual Opposite End Outlet
    Shape
    Oval
    Inlet Type
    Single Offset Inlet
    Inlet Position
    Offset
    Outlet Position
    Offset
    Muffler Count
    1
    Inlet Connection Type
    Pipe Connection
    Sound Level
    Aggressive Sound
    Muffler Type
    Reflection
    Outlet Location
    Offset
    Inlet Diameter (in.)
    2.5
    Case Length (in.)
    15
    Case Shape
    Oval
    Internal Construction
    Chambered
    Muffler Finish
    Aluminized
    Muffler Material
    Steel
    Outlet Style
    Standard, without tip
    Quantity
    Sold individually
    Outlet Quantity
    Two
    Thickness (in.)
    4
    Inlet Location
    Offset
    Outlet Diameter (in.)
    2.5
    Inlet Quantity
    One
    Manufacturer's Part Number:
    42583

    True Dual Performance

    Flowmaster's 80 Series Cross-Flow Mufflers offer true dual performance where only a single exhaust system will fit, commonly found on classic Camaros and Firebirds. The 80 Series Cross-Flow Muffler fits transversely behind the rear axle and in front of the fuel tank making it the perfect OE replacement. The 80 Series gives excellent ground clearance, aggressive tone and increased power output over stock.

    Features:
  • True dual performance
  • Aggressive tone
  • Stainless steel or aluminized steel
  • Fully MIG-welded
  • Single or dual outlets
  • Perfect replacement for Camaro/Firebird configuration

  • Does Flowmaster 42583 fit your vehicle?

    Narrow Results

    1973 CHEVROLET CAMARO

    • CC: 5737
    • Liter: 5.7
    • SubModel: Z28
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1982 CHEVROLET CAMARO

    • EngineType: ALL
    • SubModel: Z28 INDIANAPOLIS 500 PACE CAR

    1976-1982 PONTIAC FIREBIRD

    • EngineType: ALL
    • SubModel: ALL

    1969-1970 CHEVROLET CAMARO

    • EngineType: ALL
    • SubModel: RS

    1970 PONTIAC FIREBIRD

    • CC: 6555
    • Liter: 6.6
    • SubModel: TRANS AM
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1986-1992 PONTIAC FIREBIRD

    • Liter: 5.0
    • SubModel: TRANS AM
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1987-2002 PONTIAC FIREBIRD

    • Liter: 5.7
    • SubModel: TRANS AM
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1986-1987 PONTIAC FIREBIRD

    • Liter: 5.0
    • SubModel: BASE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1968 CHEVROLET CAMARO

    • CC: 3769
    • Liter: 3.8
    • SubModel: RS
    • CUI: 230
    • EngineType: L6 ( 3.8 L / 230 )

    1986-1989 PONTIAC FIREBIRD

    • Liter: 2.8
    • SubModel: BASE
    • CUI: 173
    • EngineType: V6 ( 2.8 L / 173 )

    1989-1992 PONTIAC FIREBIRD

    • Liter: 5.0
    • SubModel: TRANS AM GTA
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1989 PONTIAC FIREBIRD

    • CC: 3800
    • Liter: 3.8
    • SubModel: TRANS AM GTA SE
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1989 CHEVROLET CAMARO

    • Liter: 2.8
    • SubModel: RS
    • CUI: 173
    • EngineType: V6 ( 2.8 L / 173 )

    1976 CHEVROLET CAMARO

    • CC: 4097
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1987 CHEVROLET CAMARO

    • EngineType: ALL
    • SubModel: LT

    1987 PONTIAC FIREBIRD

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1982-1987 CHEVROLET CAMARO

    • CC: 5031
    • Liter: 5.0
    • SubModel: SPORT
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1971-1974 PONTIAC FIREBIRD

    • CC: 7456
    • Liter: 7.5
    • SubModel: BASE
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1967-1969 PONTIAC FIREBIRD

    • EngineType: ALL
    • SubModel: ALL

    1993-1995 CHEVROLET CAMARO

    • Liter: 3.4
    • SubModel: BASE
    • CUI: 207
    • EngineType: V6 ( 3.4 L / 207 )

    1983-1984 PONTIAC FIREBIRD

    • Liter: 5.0
    • SubModel: TRANS AM
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1970 CHEVROLET CAMARO

    • CC: 5736
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1991-1992 CHEVROLET CAMARO

    • Liter: 5.7
    • SubModel: Z28
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1977-1980 CHEVROLET CAMARO

    • EngineType: ALL
    • SubModel: ALL

    1996-1997 CHEVROLET CAMARO

    • CC: 3800
    • Liter: 3.8
    • SubModel: RS
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1971-1973 PONTIAC FIREBIRD

    • CC: 6555
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1970 PONTIAC FIREBIRD

    • CC: 5733
    • Liter: 5.7
    • SubModel: FORMULA
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1972-1973 CHEVROLET CAMARO

    • CC: 5737
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1972-1973 CHEVROLET CAMARO

    • CC: 4098
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1996-1998 CHEVROLET CAMARO

    • EngineType: ALL
    • SubModel: LUJO

    1976 CHEVROLET CAMARO

    • EngineType: ALL
    • SubModel: RALLY SPORT

    1972-1973 CHEVROLET CAMARO

    • CC: 5737
    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1970-1974 PONTIAC FIREBIRD

    • CC: 4098
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1967-1970 CHEVROLET CAMARO

    • EngineType: ALL
    • SubModel: SS

    1981-1986 CHEVROLET CAMARO

    • EngineType: ALL
    • SubModel: BERLINETTA

    1989-2002 PONTIAC FIREBIRD

    • Liter: 5.7
    • SubModel: FORMULA
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1970 PONTIAC FIREBIRD

    • CC: 5733
    • Liter: 5.7
    • SubModel: TRANS AM
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1982-1983 CHEVROLET CAMARO

    • CC: 5031
    • Liter: 5.0
    • SubModel: Z28
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1967 CHEVROLET CAMARO

    • CC: 6489
    • Liter: 6.5
    • SubModel: BASE
    • CUI: 396
    • EngineType: V8 ( 6.5 L / 396 )

    1972 CHEVROLET CAMARO

    • EngineType: ALL
    • SubModel: SS

    1971-1975 PONTIAC FIREBIRD

    • EngineType: ALL
    • SubModel: ESPRIT

    1987-1992 PONTIAC FIREBIRD

    • Liter: 5.0
    • SubModel: BASE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1995-2002 CHEVROLET CAMARO

    • CC: 3800
    • Liter: 3.8
    • SubModel: BASE
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1972-1973 CHEVROLET CAMARO

    • EngineType: ALL
    • SubModel: RS

    1970 CHEVROLET CAMARO

    • CC: 5736
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1993 CHEVROLET CAMARO

    • Liter: 5.7
    • SubModel: INDIANAPOLIS 500 PACE CAR
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975 PONTIAC FIREBIRD

    • EngineType: ALL
    • SubModel: BASE

    1985 PONTIAC FIREBIRD

    • EngineType: ALL
    • SubModel: ALL

    1990-1992 PONTIAC FIREBIRD

    • Liter: 3.1
    • SubModel: BASE
    • CUI: 189
    • EngineType: V6 ( 3.1 L / 189 )

    1974 CHEVROLET CAMARO

    • CC: 5736
    • Liter: 5.7
    • SubModel: LT
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1974 PONTIAC FIREBIRD

    • CC: 6555
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1983-1984 PONTIAC FIREBIRD

    • CC: 2474
    • Liter: 2.5
    • SubModel: S/E
    • CUI: 151
    • EngineType: L4 ( 2.5 L / 151 )

    1967-1969 CHEVROLET CAMARO

    • CC: 5358
    • Liter: 5.3
    • SubModel: BASE
    • CUI: 327
    • EngineType: V8 ( 5.3 L / 327 )

    1971 CHEVROLET CAMARO

    • EngineType: ALL
    • SubModel: ALL

    1990-1992 CHEVROLET CAMARO

    • Liter: 3.1
    • SubModel: RS
    • CUI: 189
    • EngineType: V6 ( 3.1 L / 189 )

    1975 CHEVROLET CAMARO

    • Liter: 5.7
    • SubModel: RS
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1967-1969 CHEVROLET CAMARO

    • CC: 3769
    • Liter: 3.8
    • SubModel: BASE
    • CUI: 230
    • EngineType: L6 ( 3.8 L / 230 )

    1989-1992 PONTIAC FIREBIRD

    • Liter: 5.0
    • SubModel: FORMULA
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1992 CHEVROLET CAMARO

    • EngineType: ALL
    • SubModel: RS HERITAGE EDITION

    1971-1974 PONTIAC FIREBIRD

    • EngineType: ALL
    • SubModel: FORMULA

    1970 PONTIAC FIREBIRD

    • CC: 6555
    • Liter: 6.6
    • SubModel: FORMULA
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1972 CHEVROLET CAMARO

    • CC: 6588
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 402
    • EngineType: V8 ( 6.6 L / 402 )

    1983 PONTIAC FIREBIRD

    • CC: 2474
    • Liter: 2.5
    • SubModel: BASE
    • CUI: 151
    • EngineType: L4 ( 2.5 L / 151 )

    1988 CHEVROLET CAMARO

    • CC: 5031
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1990 CHEVROLET CAMARO

    • CC: 5031
    • Liter: 5.0
    • SubModel: IROC-Z
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1976 CHEVROLET CAMARO

    • CC: 5031
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1968 CHEVROLET CAMARO

    • CC: 4098
    • Liter: 4.1
    • SubModel: RS
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1972 CHEVROLET CAMARO

    • EngineType: ALL
    • SubModel: Z28

    1973 CHEVROLET CAMARO

    • Liter: 5.0
    • SubModel: LT
    • CUI: 307
    • EngineType: V8 ( 5.0 L / 307 )

    1983-1984 PONTIAC FIREBIRD

    • Liter: 2.8
    • SubModel: BASE
    • CUI: 173
    • EngineType: V6 ( 2.8 L / 173 )

    1967-1970 CHEVROLET CAMARO

    • EngineType: ALL
    • SubModel: Z28

    1985-1987 CHEVROLET CAMARO

    • EngineType: ALL
    • SubModel: IROC-Z

    1975 PONTIAC FIREBIRD

    • Liter: 6.6
    • SubModel: FORMULA
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1983-1984 PONTIAC FIREBIRD

    • Liter: 5.0
    • SubModel: S/E
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1983 PONTIAC FIREBIRD

    • Liter: 5.0
    • SubModel: TRANS AM
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1986 PONTIAC FIREBIRD

    • CC: 2474
    • Liter: 2.5
    • SubModel: BASE
    • CUI: 151
    • EngineType: L4 ( 2.5 L / 151 )

    1969 CHEVROLET CAMARO

    • CC: 6998
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 427
    • EngineType: V8 ( 7.0 L / 427 )

    1973 CHEVROLET CAMARO

    • CC: 5737
    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: T
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1992 CHEVROLET CAMARO

    • EngineType: ALL
    • SubModel: Z28 HERITAGE EDITION

    1989 PONTIAC FIREBIRD

    • CC: 3800
    • Liter: 3.8
    • SubModel: TRANS AM
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1976 CHEVROLET CAMARO

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1993 CHEVROLET CAMARO

    • EngineType: ALL
    • SubModel: Z28

    1970 PONTIAC FIREBIRD

    • CC: 6555
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1970-1971 PONTIAC FIREBIRD

    • CC: 5733
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1969-1970 CHEVROLET CAMARO

    • CC: 5031
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 307
    • EngineType: V8 ( 5.0 L / 307 )

    1976 CHEVROLET CAMARO

    • EngineType: ALL
    • SubModel: LT RALLY SPORT

    1972-1973 CHEVROLET CAMARO

    • CC: 5737
    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: K
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1982-1983 CHEVROLET CAMARO

    • CC: 5031
    • Liter: 5.0
    • SubModel: Z28
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1975 CHEVROLET CAMARO

    • Liter: 4.1
    • SubModel: RS
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1974 CHEVROLET CAMARO

    • CC: 5736
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1986-1987 PONTIAC FIREBIRD

    • Liter: 5.0
    • SubModel: TRANS AM
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1985-1987 CHEVROLET CAMARO

    • CC: 5031
    • Liter: 5.0
    • SubModel: Z28
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1974 CHEVROLET CAMARO

    • CC: 5736
    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1988-1989 CHEVROLET CAMARO

    • CC: 5031
    • Liter: 5.0
    • SubModel: IROC-Z
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1985-1987 CHEVROLET CAMARO

    • Liter: 2.8
    • SubModel: SPORT
    • CUI: 173
    • EngineType: V6 ( 2.8 L / 173 )

    1983-1984 PONTIAC FIREBIRD

    • CC: 2474
    • Liter: 2.5
    • SubModel: BASE
    • CUI: 151
    • EngineType: L4 ( 2.5 L / 151 )

    1976 CHEVROLET CAMARO

    • Liter: 5.7
    • SubModel: LT
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1983-1984 PONTIAC FIREBIRD

    • Liter: 5.0
    • SubModel: BASE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1995-2002 PONTIAC FIREBIRD

    • CC: 3800
    • Liter: 3.8
    • SubModel: BASE
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1974 CHEVROLET CAMARO

    • CC: 4097
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )
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