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Flowmaster 40 Series Steel 2.25 Inch Muffler 42441 Muffler, American Thunder Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Steel, Black, Each

SKU: FLO42441

Mufflers

Flowmaster 40 Series Steel 2.25 Inch Muffler 42441 Muffler, American Thunder Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Steel, Black, Each

SKU: FLO42441

Mufflers
A$435.93
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

Looking for the most aggressive sound in the Flowmaster muffler line? Then take a look at their 40 Series mufflers. Designed for use on street and strip vehicles, they take the sound waves produced in the exhaust, and cancel them against angled baffles built into the muffler case. This improves both horsepower and fuel economy. Best of all, they allow you to hear that cool Flowmaster tone inside of the vehicle, as well as outside. So, if you want more power and less noise, then you've got to get Flowmaster 40 Series mufflers.

Part Type

40 Series Performance Muffler

Data: v4.2 - Upd: 2026-10-15 02:36:42

Specifications

Product Attributes - Brand
Flowmaster
Product Attributes - Manufacturer's Part Number
42441
Product Attributes - Part Type
Mufflers
Product Attributes - Product Line
Flowmaster 40 Series Mufflers
Product Attributes - UPC
700042010295
Product Attributes - Muffler Material
Steel
Product Attributes - Inlet Diameter (in.)
2.25 in.
Product Attributes - Outlet Diameter (in.)
2.25 in.
Product Attributes - Inlet Quantity
1
Product Attributes - Outlet Quantity
1
Product Attributes - Inlet Location
Offset
Product Attributes - Outlet Location
Center
Product Attributes - Case Shape
Oval
Product Attributes - Reversible
No
Product Attributes - Internal Construction
Chambered
Product Attributes - Muffler Finish
Black
Product Attributes - Case Exterior Length (in.)
13.00 in.
Product Attributes - Overall Length (in.)
19.00 in.
Product Attributes - Thickness (in.)
4.000
Product Attributes - Width (in.)
9.750 in.
Product Attributes - Outlet Style
Standard, without tip
Product Attributes - Remanufactured
No
Product Attributes - Quantity
Sold individually.

Reference Information

Brand Name/s Flowmaster
StreetFX SKU flo42441
SFX Item ID 4983764
Supplier Item Code 4983764
Manufacturer SKU 42441
Manufacturer UPC 700042010295
Alternative References FLM42441, Inlet/2

Compatibility

Application Data
  • UniversalYes
    MakeFORD
    ModelF-250
    SubmodelXLT LARIAT
    Beginning Year1982
    Ending Year1983
    Engine TypeL6
    Liter7.5
    CID460
    Engine FamilyFord big block 385 Series
    Engine Size7.5L/460
    Drivetrain4WD
    Engine VIN CodeN
    CC4917
  • MakeFORD
    ModelF-250
    SubmodelXLT LARIAT
    Beginning Year1982
    Ending Year1983
    Engine TypeL6
    Liter6.4
    CID390
    Engine FamilyFord big block 385 Series
    Engine Size6.4L/390
    Drivetrain4WD
    Engine VIN CodeM
    CC4917
  • MakeFORD
    ModelF-250
    SubmodelXLT LARIAT
    Beginning Year1982
    Ending Year1983
    Engine TypeL6
    Liter4.9
    CID302
    Engine FamilyFORD L6 GAS
    Engine Size5.0L/302
    DrivetrainAWD
    Engine VIN CodeM
    CC4917
  • MakeFORD
    ModelF-250
    SubmodelXLT LARIAT
    Beginning Year1982
    Ending Year1983
    Engine TypeL6
    Liter4.9
    CID302
    Engine FamilyFORD L6 GAS
    Engine Size5.0L/302
    Drivetrain4WD
    Engine VIN CodeK
    CC4917
  • MakeFORD
    ModelF-250
    SubmodelXLT LARIAT
    Beginning Year1982
    Ending Year1983
    Engine TypeL6
    Liter4.9
    CID302
    Engine FamilyFORD L6 GAS
    Engine Size5.0L/302
    Drivetrain4WD
    Engine VIN CodeL
    CC4917
  • MakeFORD
    ModelF-250
    SubmodelXLT LARIAT
    Beginning Year1984
    Ending Year1983
    Engine TypeL6
    Liter6.6
    CID302
    Engine FamilyFORD L6 LPG
    Engine Size5.0L/302
    DrivetrainAWD
    Engine VIN Code9
    CC5753
  • MakeFORD
    ModelF-250
    SubmodelXLT LARIAT
    Beginning Year1981
    Ending Year1981
    Engine TypeL6
    Liter6.4
    CID390
    Engine FamilyFORD L6 LPG
    Engine Size6.4L/390
    DrivetrainAWD
    Engine VIN CodeM
    CC4917
  • MakeFORD
    ModelF-250
    SubmodelXLT LARIAT
    Beginning Year1981
    Ending Year1983
    Engine TypeL6
    Liter7.5
    CID460
    Engine FamilyFORD L6 LPG
    Engine Size7.5L/460
    Drivetrain4WD
    Engine VIN CodeJ
    CC4917
  • MakeFORD
    ModelF-250
    SubmodelXLT LARIAT
    Beginning Year1979
    Ending Year1977
    Engine TypeL6
    Liter7.5
    CID460
    Engine FamilyFord big block 385 Series
    Engine Size7.5L/460
    DrivetrainAWD
    Engine VIN CodeS
    CC4917
  • MakeFORD
    ModelF-250
    SubmodelXLT LARIAT
    Beginning Year1985
    Ending Year1977
    Engine TypeV6
    Liter7.5
    CID460
    Engine FamilyFord big block 385 Series
    Engine Size7.5L/460
    DrivetrainAWD
    Engine VIN CodeM
    CC4917
  • MakeFORD
    ModelF-250
    SubmodelXLT LARIAT
    Beginning Year1979
    Ending Year1986
    Engine TypeL6
    Liter4.9
    CID302
    Engine FamilyFORD L6 LPG
    Engine Size5.0L/302
    Drivetrain4WD
    Engine VIN CodeM
    CC4917
  • MakeFORD
    ModelF-250
    SubmodelXLT LARIAT
    Beginning Year1981
    Ending Year1986
    Engine TypeL6
    Liter4.9
    CID302
    Engine FamilyFORD L6 LPG
    Engine Size5.0L/302
    DrivetrainAWD
    Engine VIN Code1
    CC4917
  • MakeFORD
    ModelF-250
    SubmodelXLT LARIAT
    Beginning Year1981
    Ending Year1975
    Engine TypeL6
    Liter7.5
    CID460
    Engine FamilyFord big block 385 Series
    Engine Size7.5L/460
    DrivetrainAWD
    Engine VIN CodeM
    CC4917
  • MakeFORD
    ModelF-250
    SubmodelXLT LARIAT
    Beginning Year1979
    Ending Year1975
    Engine TypeL6
    Liter7.5
    CID460
    Engine FamilyFORD L6 GAS
    Engine Size7.5L/460
    DrivetrainAWD
    Engine VIN CodeN
    CC4917
  • MakeFORD
    ModelF-250
    SubmodelXLT LARIAT
    Beginning Year1981
    Ending Year1982
    Engine TypeL6
    Liter7.5
    CID460
    Engine FamilyFord big block 385 Series
    Engine Size7.5L/460
    DrivetrainAWD
    Engine VIN CodeN
    CC5753
  • MakeFORD
    ModelF-250
    SubmodelXLT LARIAT
    Beginning Year1982
    Ending Year1982
    Engine TypeL6
    Liter5.8
    CID351
    Engine FamilyFORD L6 GAS
    Engine Size5.8L/351
    DrivetrainAWD
    Engine VIN CodeM
    CC5753
  • MakeFORD
    ModelF-250
    SubmodelXLT LARIAT
    Beginning Year1982
    Ending Year1982
    Engine TypeL6
    Liter5.8
    CID351
    Engine FamilyFORD L6 GAS
    Engine Size5.8L/351
    DrivetrainAWD
    Engine VIN CodeM
    CC5753
  • MakeFORD
    ModelF-250
    SubmodelXLT LARIAT
    Beginning Year1982
    Ending Year1975
    Engine TypeL6
    Liter6.9
    CID420
    Engine FamilyINTERNATIONAL V8 DIESEL
    Engine Size6.9L/420
    DrivetrainAWD
    Engine VIN Code1
    CC4917
  • MakeFORD
    ModelF-250
    SubmodelXLT LARIAT
    Beginning Year1982
    Ending Year1977
    Engine TypeL6
    Liter5.0
    CID302
    Engine FamilyINTERNATIONAL V8 DIESEL
    Engine Size5.0L/302
    Drivetrain4WD
    Engine VIN Code1
    CC4917
  • MakeFORD
    ModelF-250
    SubmodelXLS
    Beginning Year1982
    Ending Year1983
    Engine TypeL6
    Liter5.0
    CID302
    Engine FamilyINTERNATIONAL V8 DIESEL
    Engine Size5.0L/302
    Drivetrain4WD
    Engine VIN Code1
    CC5753
  • MakeFORD
    ModelF-250
    SubmodelXLS
    Beginning Year1981
    Ending Year1983
    Engine TypeL6
    Liter6.9
    CID420
    Engine FamilyINTERNATIONAL V8 DIESEL
    Engine Size6.9L/420
    DrivetrainAWD
    Engine VIN CodeN
    CC5753
  • MakeFORD
    ModelF-250
    SubmodelXLS
    Beginning Year1981
    Ending Year1983
    Engine TypeL6
    Liter7.5
    CID460
    Engine FamilyFORD L6 LPG
    Engine Size7.5L/460
    DrivetrainAWD
    Engine VIN Code9
    CC5753
  • MakeFORD
    ModelF-250
    SubmodelXLS
    Beginning Year1979
    Ending Year1983
    Engine TypeL6
    Liter6.4
    CID390
    Engine FamilyFORD L6 LPG
    Engine Size6.4L/390
    DrivetrainAWD
    Engine VIN Code9
    CC5753
  • MakeFORD
    ModelF-250
    SubmodelXLS
    Beginning Year1982
    Ending Year1983
    Engine TypeL6
    Liter4.9
    CID300
    Engine FamilyFORD L6 LPG
    Engine Size4.9L/300
    DrivetrainAWD
    Engine VIN Code9
    CC4917
  • MakeFORD
    ModelF-250
    SubmodelXLT LARIAT
    Beginning Year1982
    Ending Year1983
    Engine TypeL6
    Liter6.6
    CID400
    Engine FamilyFORD L6 LPG
    Engine Size6.6L/400
    DrivetrainAWD
    Engine VIN Code9
    CC4917

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