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Flowmaster 42441

40 Series Original Muffler Offset In/Center Out: 2.25"

Flowmaster 42441

389-42441

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Flowmaster 42441 40 Series Original Muffler Offset In/Center Out: 2.25" $83.76
40 Series Original Muffler
  • Offset In/Center Out: 2.25"
  • Aluminized Steel

  • Flowmaster 42441 Details

    Offset In/Center Out

  • Durable Fully Welded 16ga Aluminized Steel
  • 3 Year Limited Warranty
  • Aggressive And Powerful Exterior Exhaust Tone
  • Notable Interior Resonance
  • Excellent Street/Strip And Off Road Application
  • No Internal Packing To Blowout
  • The Original Two Chamber Design
  • www.Flowmastermufflers.com

    Application Revision:
  • Plymouth Roadrunner Base 1968 (not 1968, 70)

  • Specifications:

    Body Length (in.)
    13
    Overall Length (in.)
    19
    Inlet Size (in.)
    2.25
    Outlet Size (in.)
    2.25
    Body Height (in.)
    4
    Body Width (in.)
    9.75
    Width (in.)
    9.75
    Material
    Aluminized Steel
    Shape
    Oval
    Outlet Type
    Single Center Outlet
    Inlet Type
    Single Offset Inlet
    Position
    N/A
    Outlet Position
    Center
    Inlet Position
    Offset
    Body Length (in.)
    13.0
    Inlet Connection Type
    Pipe Connection
    Sound Level
    Aggressive Sound
    Muffler Type
    Reflection
    Case Length (in.)
    13
    Case Shape
    Oval
    Inlet Quantity
    One
    Internal Construction
    Chambered
    Muffler Finish
    Aluminized
    Muffler Material
    Steel
    Outlet Style
    Standard, without tip
    Quantity
    Sold individually
    Outlet Quantity
    One
    Thickness (in.)
    4
    Inlet Location
    Offset
    Outlet Location
    Center
    Inlet Diameter (in.)
    2.25
    Outlet Diameter (in.)
    2.25
    Manufacturer's Part Number:
    42441

    The Muffler That Started It All!

    Flowmaster's 40 Series Original Mufflers are the muffler that started it all. An aggressive sounding street/strip muffler that delivers that powerful, classic “Flowmaster Sound”. Give you exhaust system that great muscle car tone, from both inside and outside of the vehicle.

    Features:
  • The original high-performance muffler.
  • Aggressive sound.
  • Stainless steel.
  • Fully MIG welded.


  • Does Flowmaster 42441 fit your vehicle?

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    1986-1987 BUICK REGAL

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

    1972 DODGE DART

    • EngineType: ALL
    • SubModel: DEMON

    1970 MERCURY COUGAR

    • CC: 4950
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1978 FORD F-350

    • Liter: 5.0
    • SubModel: RANGER LARIAT
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1976 FORD F-150

    • Liter: 5.9
    • SubModel: BASE
    • CUI: 360
    • EngineType: V8 ( 5.9 L / 360 )

    1977 OLDSMOBILE CUTLASS

    • Liter: 6.6
    • SubModel: COLONNADE S
    • CUI: 403
    • EngineType: V8 ( 6.6 L / 403 )

    2002-2006 SUBARU IMPREZA

    • EngineType: ALL
    • SubModel: ALL

    1990-1998 MITSUBISHI ECLIPSE

    • EngineType: ALL
    • SubModel: ALL

    1969 DODGE DART

    • CC: 6286
    • Liter: 6.3
    • SubModel: BASE
    • CUI: 383
    • EngineType: V8 ( 6.3 L / 383 )

    1969 FORD FAIRLANE

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

    2001 SUBARU IMPREZA

    • EngineType: ALL
    • SubModel: RS

    1968-1970 PLYMOUTH ROAD RUNNER

    • EngineType: ALL
    • SubModel: ALL

    1985-1986 FORD F-250

    • Liter: 5.8
    • SubModel: XLT LARIAT
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1976 PONTIAC LEMANS

    • Liter: 4.3
    • SubModel: SPORT
    • CUI: 260
    • EngineType: V8 ( 4.3 L / 260 )

    1983-1986 FORD F-250

    • Liter: 5.0
    • SubModel: BASE
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1971 DODGE CHARGER

    • CC: 5572
    • Liter: 5.6
    • SubModel: BASE
    • CUI: 340
    • EngineType: V8 ( 5.6 L / 340 )

    1977-1978 FORD F-150

    • Liter: 7.5
    • SubModel: SUPER CAB
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1977 CHEVROLET IMPALA

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

    1975-1978 FORD F-150

    • Liter: 5.0
    • SubModel: NORTHLAND
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1977 OLDSMOBILE CUTLASS

    • Liter: 4.3
    • SubModel: COLONNADE
    • CUI: 260
    • EngineType: V8 ( 4.3 L / 260 )

    1975 PONTIAC LEMANS

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

    1976 OLDSMOBILE CUTLASS

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

    1965-1967 DODGE CORONET

    • Liter: 6.3
    • SubModel: 440
    • CUI: 383
    • EngineType: V8 ( 6.3 L / 383 )

    1971 DODGE DART

    • CC: 3687
    • Liter: 3.7
    • SubModel: BASE
    • CUI: 225
    • EngineType: L6 ( 3.7 L / 225 )

    1974 PONTIAC LEMANS

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

    1974 PONTIAC LEMANS

    • CC: 7456
    • Liter: 7.5
    • Aspiration: N
    • SubModel: SPORT
    • Engine Vin: Y
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1994 CHEVROLET S10 BLAZER

    • EngineType: ALL
    • SubModel: TAHOE

    1963-1967 FORD FAIRLANE

    • Liter: 4.7
    • SubModel: 500
    • CUI: 289
    • EngineType: V8 ( 4.7 L / 289 )

    1970 DODGE DART

    • CC: 3254
    • Liter: 3.2
    • SubModel: BASE
    • CUI: 198
    • EngineType: L6 ( 3.2 L / 198 )

    1982-1986 FORD F-250

    • Liter: 5.8
    • SubModel: XL
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1973 CHEVROLET CAPRICE

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

    1960-1963 FORD FAIRLANE

    • CC: 5769
    • Liter: 5.8
    • SubModel: BASE
    • CUI: 352
    • EngineType: V8 ( 5.8 L / 352 )

    1974 PLYMOUTH DUSTER

    • CC: 5899
    • Liter: 5.9
    • SubModel: BASE
    • CUI: 360
    • EngineType: V8 ( 5.9 L / 360 )

    1973 FORD GRAN TORINO

    • CC: 7539
    • Liter: 7.5
    • SubModel: SPORT
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1981 FORD F-250

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

    1970 PLYMOUTH DUSTER

    • EngineType: ALL
    • SubModel: 340

    1994-1995 FORD EXPLORER

    • Liter: 4.0
    • Aspiration: N
    • SubModel: XLT
    • Engine Vin: X
    • CUI: 245
    • EngineType: V6 ( 4.0 L / 245 )

    2009 CHRYSLER PT CRUISER

    • CC: 2429
    • Liter: 2.4
    • Aspiration: N
    • SubModel: TOURING
    • Engine Vin: 9
    • CUI: 148
    • EngineType: L4 ( 2.4 L / 148 )

    2002 CHRYSLER PT CRUISER

    • EngineType: ALL
    • SubModel: DREAM

    1971-1972 MERCURY COUGAR

    • CC: 5753
    • Liter: 5.8
    • SubModel: XR-7
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    2005-2008 CHRYSLER PT CRUISER

    • CC: 2429
    • Liter: 2.4
    • Aspiration: N
    • SubModel: TOURING
    • Engine Vin: B
    • CUI: 148
    • EngineType: L4 ( 2.4 L / 148 )

    1969 DODGE DART

    • Liter: 2.8
    • SubModel: BASE
    • CUI: 170
    • EngineType: L6 ( 2.8 L / 170 )

    1983-1990 CHEVROLET S10 PICKUP

    • EngineType: ALL
    • SubModel: ALL

    1975-1979 FORD F-150

    • Liter: 7.5
    • SubModel: RANGER
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1980-1981 FORD F-250

    • Liter: 5.0
    • SubModel: RANGER LARIAT
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1976-1979 FORD F-250

    • Liter: 7.5
    • SubModel: RANGER XLT
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1991-1993 FORD EXPLORER

    • EngineType: ALL
    • SubModel: SPORT

    2009 CHRYSLER PT CRUISER

    • CC: 2429
    • Liter: 2.4
    • Aspiration: N
    • SubModel: LX
    • Engine Vin: 9
    • CUI: 148
    • EngineType: L4 ( 2.4 L / 148 )

    1977-1979 FORD F-150

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

    1968-1969 FORD FAIRLANE

    • EngineType: ALL
    • SubModel: 500

    1971 DODGE CORONET

    • Liter: 7.0
    • SubModel: BROUGHAM
    • CUI: 426
    • EngineType: V8 ( 7.0 L / 426 )

    1976 PONTIAC LEMANS

    • Liter: 7.5
    • SubModel: SPORT
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1975 OLDSMOBILE CUTLASS

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

    1972-1973 FORD GRAN TORINO

    • CC: 4949
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    2007 SUBARU IMPREZA

    • EngineType: ALL
    • SubModel: WRX LIMITED

    2008 CHRYSLER PT CRUISER

    • CC: 2429
    • Liter: 2.4
    • Aspiration: N
    • SubModel: LX
    • Engine Vin: B
    • CUI: 148
    • EngineType: L4 ( 2.4 L / 148 )

    1977-1981 FORD F-350

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

    1970 FORD TORINO

    • EngineType: ALL
    • SubModel: SUPER COBRA JET

    1977-1981 FORD F-350

    • Liter: 5.8
    • SubModel: RANGER
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1973 FORD GRAN TORINO

    • CC: 5753
    • Liter: 5.8
    • SubModel: SPORT
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1968 PLYMOUTH GTX

    • CC: 6981
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 426
    • EngineType: V8 ( 7.0 L / 426 )

    1976 CHEVROLET IMPALA

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

    1967-1968 PLYMOUTH GTX

    • CC: 6286
    • Liter: 6.3
    • SubModel: BASE
    • CUI: 383
    • EngineType: V8 ( 6.3 L / 383 )

    1977-1978 FORD F-250

    • Liter: 7.5
    • SubModel: SUPER CAB
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1985-1986 FORD F-250

    • Liter: 7.5
    • SubModel: XLT LARIAT
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1999 FORD EXPLORER

    • Liter: 4.0
    • SubModel: XLS
    • CUI: 245
    • EngineType: V6 ( 4.0 L / 245 )

    1970 DODGE DART

    • EngineType: ALL
    • SubModel: CUSTOM

    2004 FORD EXPLORER

    • Liter: 4.0
    • SubModel: NBX
    • CUI: 245
    • EngineType: V6 ( 4.0 L / 245 )

    1997-2000 FORD EXPLORER

    • Liter: 4.0
    • Aspiration: N
    • SubModel: LIMITED
    • Engine Vin: E
    • CUI: 245
    • EngineType: V6 ( 4.0 L / 245 )

    1970-1971 DODGE CHALLENGER

    • CC: 7211
    • Liter: 7.2
    • SubModel: BASE
    • CUI: 440
    • EngineType: V8 ( 7.2 L / 440 )

    1995-1997 GMC SONOMA

    • Liter: 4.3
    • SubModel: SL
    • CUI: 262
    • EngineType: V6 ( 4.3 L / 262 )

    1985-1986 FORD F-350

    • Liter: 5.8
    • SubModel: XLT LARIAT
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1982 FORD F-150

    • CC: 4949
    • Liter: 5.0
    • Aspiration: N
    • SubModel: CUSTOM
    • Engine Vin: F
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1977-1978 FORD F-150

    • Liter: 5.0
    • SubModel: SUPER CAB
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1970 FORD TORINO

    • EngineType: ALL
    • SubModel: GT

    1978-1980 BUICK REGAL

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

    1970 FORD TORINO

    • CC: 4949
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1965-1967 DODGE CORONET

    • Liter: 6.3
    • SubModel: 500
    • CUI: 383
    • EngineType: V8 ( 6.3 L / 383 )

    1973-1974 OLDSMOBILE CUTLASS

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

    1969 DODGE DART

    • CC: 3687
    • Liter: 3.7
    • SubModel: GT
    • CUI: 225
    • EngineType: L6 ( 3.7 L / 225 )

    2003-2004 CHRYSLER PT CRUISER

    • EngineType: ALL
    • SubModel: GT

    2001 FORD EXPLORER

    • Liter: 4.0
    • SubModel: EDDIE BAUER
    • CUI: 245
    • EngineType: V6 ( 4.0 L / 245 )

    1974 DODGE DART

    • EngineType: ALL
    • SubModel: SPORT 360

    1967-1968 DODGE CHARGER

    • CC: 5212
    • Liter: 5.2
    • SubModel: BASE
    • CUI: 318
    • EngineType: V8 ( 5.2 L / 318 )

    1980-1982 FORD F-250

    • Liter: 5.0
    • SubModel: CUSTOM
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1974 DODGE CHARGER

    • EngineType: ALL
    • SubModel: ALL

    1970 DODGE CHALLENGER

    • EngineType: ALL
    • SubModel: T/A

    1970-1972 PLYMOUTH BARRACUDA

    • CC: 7211
    • Liter: 7.2
    • SubModel: BASE
    • CUI: 440
    • EngineType: V8 ( 7.2 L / 440 )

    1972-1973 PLYMOUTH BARRACUDA

    • CC: 5572
    • Liter: 5.6
    • SubModel: BASE
    • CUI: 340
    • EngineType: V8 ( 5.6 L / 340 )

    1973 CHEVROLET CAPRICE

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

    1966 DODGE CORONET

    • Liter: 7.2
    • SubModel: BASE
    • CUI: 440
    • EngineType: V8 ( 7.2 L / 440 )

    1973 PONTIAC LEMANS

    • CC: 7457
    • Liter: 7.5
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: W
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1999 MITSUBISHI ECLIPSE

    • EngineType: ALL
    • SubModel: GST

    2001 FORD EXPLORER

    • Liter: 4.0
    • SubModel: XL FLEET
    • CUI: 245
    • EngineType: V6 ( 4.0 L / 245 )

    1975-1976 FORD F-350

    • Liter: 6.4
    • SubModel: RANGER XLT
    • CUI: 390
    • EngineType: V8 ( 6.4 L / 390 )

    1975-1979 FORD F-350

    • Liter: 7.5
    • SubModel: CUSTOM
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1965-1967 DODGE CORONET

    • CC: 6286
    • Liter: 6.3
    • SubModel: BASE
    • CUI: 383
    • EngineType: V8 ( 6.3 L / 383 )

    1983-1986 FORD F-150

    • Liter: 5.8
    • SubModel: BASE
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1967-1968 PLYMOUTH GTX

    • CC: 7211
    • Liter: 7.2
    • SubModel: BASE
    • CUI: 440
    • EngineType: V8 ( 7.2 L / 440 )

    1967 DODGE CHARGER

    • CC: 4473
    • Liter: 4.5
    • SubModel: BASE
    • CUI: 273
    • EngineType: V8 ( 4.5 L / 273 )
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