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Flowmaster 80 Series Crossflow 409 Stainless Steel 2.5 Inch Muffler 842583 Muffler, Series, Crossflow, Steel, Single in. Offset Inlet, Dual in. Offset Outlets, Each

SKU: FLO842583

Mufflers

Flowmaster 80 Series Crossflow 409 Stainless Steel 2.5 Inch Muffler 842583 Muffler, Series, Crossflow, Steel, Single in. Offset Inlet, Dual in. Offset Outlets, Each

SKU: FLO842583

Mufflers
A$620.45
IN STOCK! Est Ship 4-7 days. This item is IN STOCK at one of our warehouses or distribution centres, the ETA is the approximate time required to prepare your order for dispatch.
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Description

Producing an aggressive muscle car sound, the Flowmaster 80 Series crossflow mufflers are specially designed for applications where the muffler must be mounted transversely behind the rear axle. Whether you need to match an OEM exhaust system or are looking for increased ground clearance, these mufflers fit the bill. They are available in your choice of single inlet/dual outlet or dual inlet/dual outlet configurations--order yours today!

Part Type

80 Series Muffler 2.5in Offset In/Dual Out

Data: v4.2 - Upd: 2026-10-11 03:29:43

Specifications

Product Attributes - Brand
Flowmaster
Product Attributes - Manufacturer's Part Number
842583
Product Attributes - Part Type
Mufflers
Product Attributes - Product Line
Flowmaster 80 Series Crossflow Mufflers
Product Attributes - UPC
700042024841
Product Attributes - Muffler Material
409 stainless steel
Product Attributes - Inlet Diameter (in.)
2.50 in.
Product Attributes - Outlet Diameter (in.)
2.50 in.
Product Attributes - Inlet Quantity
1
Product Attributes - Outlet Quantity
2
Product Attributes - Inlet Location
Offset
Product Attributes - Outlet Location
Offset
Product Attributes - Case Shape
Rectangular
Product Attributes - Reversible
No
Product Attributes - Internal Construction
Chambered
Product Attributes - Muffler Finish
Black
Product Attributes - Case Exterior Length (in.)
15.00 in.
Product Attributes - Thickness (in.)
4.000
Product Attributes - Width (in.)
9.500 in.
Product Attributes - Outlet Style
Standard, without tip
Product Attributes - Remanufactured
No
Product Attributes - Quantity
Sold individually.
Product Attributes - Notes
Cross flow muffler configuration. Muffler has 1 inlet and 1 outlet on the same side and 1 outlet on the other.

Reference Information

Brand Name/s Flowmaster
StreetFX SKU flo842583
SFX Item ID 4983663
Supplier Item Code 4983663
Manufacturer SKU 842583
Manufacturer UPC 700042024841
Alternative References FLM842583

Compatibility

Application Data
  • UniversalYes
    Application NotesCross flow muffler configuration. Muffler has 1 inlet and 1 outlet on the same side and 1 outlet on the other.
    MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM
    Beginning Year1998
    Ending Year2002
    Engine TypeL6
    Liter7.5
    CID455
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size7.5L/455
    DrivetrainRWD
    Engine VIN CodeY
    CC7456
  • MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM
    Beginning Year1998
    Ending Year2002
    Engine TypeV8
    Liter7.5
    CID455
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size7.5L/455
    DrivetrainRWD
    Engine VIN CodeH
    CC7456
  • MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM GT
    Beginning Year1994
    Ending Year1994
    Engine TypeV8
    Liter4.9
    CID301
    Engine FamilyPontiac V8
    Engine Size4.9L/301
    DrivetrainRWD
    Engine VIN CodeM
    CC6555
  • MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM GT
    Beginning Year1994
    Ending Year1994
    Engine TypeL6
    Liter4.9
    CID301
    Engine FamilyGM inline 6-cylinder
    Engine Size4.9L/301
    DrivetrainRWD
    Engine VIN CodeN
    CC5733
  • MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM GTA
    Beginning Year1989
    Ending Year1992
    Engine TypeL6
    Liter4.9
    CID301
    Engine FamilyGM inline 6-cylinder
    Engine Size4.9L/301
    DrivetrainRWD
    Engine VIN CodeF
    CC7456
  • MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM GTA
    Beginning Year1989
    Ending Year1974
    Engine TypeV6
    Liter2.8
    CID173
    Engine FamilyGM V6
    Engine Size2.8L/173
    DrivetrainRWD
    Engine VIN CodeR
    CC7456
  • MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM GTA
    Beginning Year1989
    Ending Year1987
    Engine TypeV6
    Liter3.8
    CID231
    Engine FamilyGM V6
    Engine Size3.8L/231
    DrivetrainRWD
    Engine VIN CodeH
    CC3800
  • MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM GTA
    Beginning Year1989
    Ending Year1982
    Engine TypeL4
    Liter5.0
    CID305
    Engine FamilyGM 4-cylinder
    Engine Size5.0L/305
    DrivetrainRWD
    Engine VIN Code7
    CC2474
  • MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM GTA SE
    Beginning Year1989
    Ending Year1989
    Engine TypeV6
    Liter3.8
    CID231
    Engine FamilyGM V6
    Engine Size3.8L/231
    DrivetrainRWD
    Engine VIN Code7
    CC3800
  • MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM GTA SE
    Beginning Year1983
    Ending Year1983
    Engine TypeV6
    Liter3.8
    CID231
    Engine FamilyOldsmobile V8
    Engine Size3.8L/231
    DrivetrainRWD
    Engine VIN Code7
    CC3800
  • MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM
    Beginning Year1983
    Ending Year1983
    Engine TypeV6
    Liter7.5
    CID455
    Engine FamilyGM V6
    Engine Size7.5L/455
    DrivetrainRWD
    Engine VIN CodeY
    CC5733
  • MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM
    Beginning Year1983
    Ending Year1983
    Engine TypeV6
    Liter2.8
    CID173
    Engine FamilyGM V6
    Engine Size2.8L/173
    DrivetrainRWD
    Engine VIN CodeS
    CC7456
  • MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM
    Beginning Year1983
    Ending Year1983
    Engine TypeV6
    Liter2.8
    CID173
    Engine FamilyGM V6
    Engine Size2.8L/173
    DrivetrainRWD
    Engine VIN CodeA
    CC7456
  • MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM
    Beginning Year1984
    Ending Year1986
    Engine TypeL6
    Liter2.8
    CID173
    Engine FamilyGM V6
    Engine Size2.8L/173
    DrivetrainFWD
    Engine VIN CodeB
    CC7456
  • MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM
    Beginning Year1984
    Ending Year1986
    Engine TypeL6
    Liter4.1
    CID250
    Engine FamilyChevy small block Gen II (LT-based engines)
    Engine Size4.1L/250
    DrivetrainFWD
    Engine VIN CodeK
    CC4097
  • MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM
    Beginning Year1985
    Ending Year1975
    Engine TypeL6
    Liter4.1
    CID403
    Engine FamilyChevy small block Gen II (LT-based engines)
    Engine Size6.6L/403
    DrivetrainFWD
    Engine VIN CodeF
    CC4098
  • MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM
    Beginning Year1985
    Ending Year1975
    Engine TypeL6
    Liter6.6
    CID403
    CC6555
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.6L/403
    DrivetrainFWD
    Engine VIN CodeF
  • MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM
    Beginning Year1987
    Ending Year1975
    Engine TypeL6
    Liter4.9
    CID301
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size4.9L/301
    DrivetrainFWD
    Engine VIN Code8
    CC6555
  • MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM
    Beginning Year1975
    Ending Year1975
    Engine TypeL6
    Liter5.3
    CID326
    Engine FamilyPontiac V8
    Engine Size5.3L/326
    DrivetrainFWD
    Engine VIN Code8
    CC5343
  • MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM
    Beginning Year1988
    Ending Year1989
    Engine TypeL6
    Liter5.3
    CID400
    Engine FamilyOldsmobile V8
    Engine Size6.6L/400
    DrivetrainFWD
    Engine VIN CodeE
    CC6555
  • MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM
    Beginning Year1988
    Ending Year1989
    Engine TypeL6
    Liter5.3
    CID400
    Engine FamilyOldsmobile V8
    Engine Size6.6L/400
    DrivetrainFWD
    Engine VIN CodeE
    CC6555
  • MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM
    Beginning Year1989
    Ending Year1989
    Engine TypeL6
    Liter6.6
    CID400
    Engine FamilyGM inline 6-cylinder
    Engine Size6.6L/400
    DrivetrainRWD
    Engine VIN Code7
    CC6555
  • MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM
    Beginning Year1989
    Ending Year1989
    Engine TypeL6
    Liter3.8
    CID231
    Engine FamilyOldsmobile V8
    Engine Size3.8L/231
    DrivetrainRWD
    Engine VIN Code7
    CC3800
  • MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM
    Beginning Year1993
    Ending Year1997
    Engine TypeL6
    Liter7.5
    CID403
    Engine FamilyChevy small block Gen II (LT-based engines)
    Engine Size6.6L/403
    DrivetrainRWD
    Engine VIN CodeP
    CC7456
  • MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM
    Beginning Year1971
    Ending Year1997
    Engine TypeL6
    Liter7.5
    CID455
    Engine FamilyGM inline 6-cylinder
    Engine Size7.5L/455
    DrivetrainRWD
    Engine VIN CodeY
    CC7456

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