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Flowmaster 40 Series Steel 3 Inch Muffler 430402 Muffler, American Thunder Series, in. Inlet/Dual 2 1/2 in. Outlet, Steel, Black, Each

SKU: FLO430402

Mufflers

Flowmaster 40 Series Steel 3 Inch Muffler 430402 Muffler, American Thunder Series, in. Inlet/Dual 2 1/2 in. Outlet, Steel, Black, Each

SKU: FLO430402

Mufflers
A$456.16
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: 2026-10-17 03:11:05

Specifications

Product Attributes - Brand
Flowmaster
Product Attributes - Manufacturer's Part Number
430402
Product Attributes - Part Type
Mufflers
Product Attributes - Product Line
Flowmaster 40 Series Mufflers
Product Attributes - UPC
700042010448
Product Attributes - Muffler Material
Steel
Product Attributes - Inlet Diameter (in.)
3.00 in.
Product Attributes - Outlet Diameter (in.)
2.50 in.
Product Attributes - Inlet Quantity
1
Product Attributes - Outlet Quantity
2
Product Attributes - Inlet Location
Center
Product Attributes - Outlet Location
Offset
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 flo430402
SFX Item ID 4983996
Supplier Item Code 4983996
Manufacturer SKU 430402
Manufacturer UPC 700042010448
Alternative References FLM430402

Compatibility

Application Data
  • UniversalYes
    MakeGMC
    ModelJIMMY
    SubmodelSIERRA
    Beginning Year1981
    Ending Year1993
    Engine TypeV8
    Liter5.0
    CID305
    Engine FamilyFord big block 385 Series
    Engine Size5.0L/305
    DrivetrainRWD
    Engine VIN CodeF
    CC5753
  • MakeGMC
    ModelJIMMY
    SubmodelSIERRA
    Beginning Year1981
    Ending Year1993
    Engine TypeV8
    Liter7.5
    CID460
    Engine FamilyFord big block 385 Series
    Engine Size7.5L/460
    DrivetrainRWD
    Engine VIN CodeL
    CC5753
  • MakeGMC
    ModelJIMMY
    SubmodelSIERRA SLE
    Beginning Year1980
    Ending Year1992
    Engine TypeV8
    Liter7.5
    CID460
    Engine FamilyFord big block 385 Series
    Engine Size7.5L/460
    DrivetrainRWD
    Engine VIN CodeF
    CC5753
  • MakeGMC
    ModelJIMMY
    SubmodelSIERRA SLE
    Beginning Year1980
    Ending Year1981
    Engine TypeV8
    Liter5.0
    CID305
    Engine FamilyFord big block 385 Series
    Engine Size5.0L/305
    DrivetrainRWD
    Engine VIN CodeH
    CC5753
  • MakeGMC
    ModelJIMMY
    SubmodelSIERRA SLE
    Beginning Year1980
    Ending Year1993
    Engine TypeV8
    Liter5.0
    CID305
    Engine FamilyFord big block 385 Series
    Engine Size5.0L/305
    DrivetrainRWD
    Engine VIN CodeL
    CC5753
  • MakeGMC
    ModelJIMMY
    SubmodelSIERRA SLX
    Beginning Year1980
    Ending Year1981
    Engine TypeV8
    Liter7.5
    CID460
    Engine FamilyFord big block 385 Series
    Engine Size7.5L/460
    DrivetrainRWD
    Engine VIN CodeL
    CC5753
  • MakeGMC
    ModelJIMMY
    SubmodelSIERRA SLX
    Beginning Year1980
    Ending Year1982
    Engine TypeV8
    Liter7.5
    CID460
    Engine FamilyFord big block 385 Series
    Engine Size7.5L/460
    DrivetrainRWD
    Engine VIN CodeL
    CC5753
  • MakeGMC
    ModelJIMMY
    SubmodelSIERRA SLX
    Beginning Year1980
    Ending Year1982
    Engine TypeV8
    Liter5.0
    CID305
    Engine FamilyFord big block 385 Series
    Engine Size5.0L/305
    DrivetrainRWD
    Engine VIN CodeL
    CC5753
  • MakeGMC
    ModelK1500
    SubmodelSIERRA SPORT
    Beginning Year1980
    Ending Year1982
    Engine TypeV8
    Liter5.0
    CID305
    Engine FamilyFord big block 385 Series
    Engine Size5.0L/305
    DrivetrainRWD
    Engine VIN CodeG
    CC5753
  • MakeGMC
    ModelK1500
    SubmodelSIERRA SPORT
    Beginning Year1993
    Ending Year1982
    Engine TypeV8
    Liter5.0
    CID305
    Engine FamilyFord big block 385 Series
    Engine Size5.0L/305
    Drivetrain4WD
    Engine VIN CodeL
  • MakeGMC
    ModelJIMMY
    SubmodelSIERRA
    Beginning Year1981
    Ending Year1982
    Engine TypeV8
    Liter5.0
    CID305
    Engine FamilyFord big block 385 Series
    Engine Size5.0L/305
    Drivetrain4WD
    Engine VIN CodeF
  • MakeGMC
    ModelJIMMY
    SubmodelSIERRA
    Beginning Year1981
    Ending Year1982
    Engine TypeV8
    Liter5.0
    CID305
    Engine FamilyFord big block 385 Series
    Engine Size5.0L/305
    Drivetrain4WD
    Engine VIN CodeF
  • MakeGMC
    ModelJIMMY
    SubmodelSIERRA SLE
    Beginning Year1981
    Ending Year1982
    Engine TypeV8
    Liter5.0
    CID305
    Engine FamilyFord big block 385 Series
    Engine Size5.0L/305
    Drivetrain4WD
    Engine VIN CodeH
  • MakeGMC
    ModelJIMMY
    SubmodelSIERRA SLE
    Beginning Year1981
    Ending Year1982
    Engine TypeV8
    Liter5.0
    CID305
    Engine FamilyFord big block 385 Series
    Engine Size5.0L/305
    Drivetrain4WD
    Engine VIN CodeH
  • MakeGMC
    ModelK2500
    SubmodelSIERRA SLX
    Beginning Year1981
    Ending Year1982
    Engine TypeV8
    Liter5.0
    CID305
    Engine FamilyFord big block 385 Series
    Engine Size5.0L/305
    Drivetrain4WD
    Engine VIN CodeF
    CC5753
  • MakeGMC
    ModelK2500
    SubmodelSIERRA SLX
    Beginning Year1981
    Ending Year1982
    Engine TypeV8
    Liter5.0
    CID305
    Engine FamilyFord big block 385 Series
    Engine Size5.0L/305
    Drivetrain4WD
    Engine VIN CodeF
    CC5753
  • MakeGMC
    ModelJIMMY
    SubmodelSTREET COUPE
    Beginning Year1981
    Ending Year1982
    Engine TypeV8
    Liter5.0
    CID305
    Engine FamilyFord big block 385 Series
    Engine Size5.0L/305
    Drivetrain4WD
    Engine VIN CodeF
    CC5753
  • MakeGMC
    ModelJIMMY
    SubmodelSTREET COUPE
    Beginning Year1981
    Ending Year1984
    Engine TypeV8
    Liter5.0
    CID305
    Engine FamilyFord big block 385 Series
    Engine Size5.0L/305
    Drivetrain4WD
    Engine VIN CodeG
    CC5753
  • MakeGMC
    ModelJIMMY
    SubmodelSTREET COUPE
    Beginning Year1981
    Ending Year1982
    Engine TypeV8
    Liter5.0
    CID305
    Engine FamilyFord big block 385 Series
    Engine Size5.0L/305
    Drivetrain4WD
    Engine VIN CodeL
    CC5753
  • MakeGMC
    ModelJIMMY
    SubmodelSTREET COUPE
    Beginning Year1981
    Ending Year1982
    Engine TypeV8
    Liter5.0
    CID305
    Engine FamilyFord big block 385 Series
    Engine Size5.0L/305
    Drivetrain4WD
    Engine VIN CodeL
    CC5753
  • MakeGMC
    ModelJIMMY
    SubmodelSTREET COUPE
    Beginning Year1981
    Ending Year1982
    Engine TypeV8
    Liter5.0
    CID305
    Engine FamilyFord big block 385 Series
    Engine Size5.0L/305
    Drivetrain4WD
    Engine VIN CodeH
    CC5753
  • MakeGMC
    ModelJIMMY
    SubmodelSTREET COUPE
    Beginning Year1981
    Ending Year1982
    Engine TypeV8
    Liter5.0
    CID305
    Engine FamilyFord big block 385 Series
    Engine Size5.0L/305
    Drivetrain4WD
    Engine VIN CodeH
    CC5753
  • MakeGMC
    ModelJIMMY
    SubmodelSTREET COUPE
    Beginning Year1987
    Ending Year1987
    Engine TypeV8
    Liter5.0
    CID305
    Engine FamilyFord big block 385 Series
    Engine Size5.0L/305
    Drivetrain4WD
    Engine VIN CodeH
    CC5753
  • MakeGMC
    ModelJIMMY
    SubmodelSTREET COUPE
    Beginning Year1987
    Ending Year1987
    Engine TypeV8
    Liter5.0
    CID305
    Engine FamilyFord big block 385 Series
    Engine Size5.0L/305
    DrivetrainRWD
    Engine VIN CodeF
    CC5753
  • MakeGMC
    ModelJIMMY
    SubmodelSIERRA
    Beginning Year1987
    Ending Year1992
    Engine TypeV8
    Liter5.0
    CID305
    Engine FamilyFord big block 385 Series
    Engine Size5.0L/305
    DrivetrainRWD
    Engine VIN CodeF
    CC5753

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