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Flowmaster 842543

40 Delta Flow Muffler Offset In/Offset Out: 2.5"

Flowmaster 842543

389-842543

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Flowmaster 842543 40 Delta Flow Muffler Offset In/Offset Out: 2.5" $111.31
40 Delta Flow Muffler
  • Offset In/Offset Out: 2.5"
  • Stainless Steel

  • Flowmaster 842543 Details

    Offset In/Offset Out

  • Durable Fully Welded 409 Stainless Steel
  • Limited Lifetime Warranty
  • Aggressive To Moderate Exterior Exhaust Note
  • Reduced Interior Resonance
  • Excellent Street/Strip And Off Road Application
  • No Internal Packing To Blowout
  • Race Proven Patented Delta Flow Technology
  • www.Flowmastermufflers.com

  • Specifications:

    Body Length (in.)
    13
    Overall Length (in.)
    19
    Inlet Size (in.)
    2.5
    Outlet Size (in.)
    2.5
    Body Height (in.)
    4
    Material
    409 Stainless Steel
    Body Width (in.)
    9.75
    Width (in.)
    9.75
    Shape
    Oval
    Inlet Type
    Single Offset Inlet
    Outlet Type
    Single Offset Outlet
    Position
    N/A
    Inlet Position
    Offset
    Outlet Position
    Offset
    Body Length (in.)
    13.0
    Inlet Connection Type
    Pipe Connection
    Sound Level
    Aggressive Sound
    Muffler Type
    Reflection
    Inlet Diameter (in.)
    2.5
    Case Length (in.)
    13
    Case Shape
    Oval
    Internal Construction
    Chambered
    Muffler Finish
    Dark gray
    Muffler Material
    Stainless steel
    Outlet Style
    Standard, without tip
    Quantity
    Sold individually
    Outlet Quantity
    One
    Thickness (in.)
    4
    Inlet Location
    Offset
    Outlet Location
    Offset
    Outlet Diameter (in.)
    2.5
    Inlet Quantity
    One
    Manufacturer's Part Number:
    842543

    The Quietest 2-Chamber Muffler

    Flowmaster's 40 Series Delta Flow Mufflers incorporates Flowmaster’s patented Delta Flow technology into a 2-chamber design. The “Delta” deflectors generate increased scavenging for better performance and reduced interior sound. Perfect for vehicles where an aggressive exterior tone is desired with reduced interior tone. These mufflers are the quietest option in the 40 Series 2-chambered lineup.

    Features:
  • Aggressive exterior tone with reduced interior note.
  • Advanced 2-chamber design with Delta Flow technology.
  • Aluminized steel or 409S stainless steel.
  • Fully MIG-welded.

  • Does Flowmaster 842543 fit your vehicle?

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    1979-1980 CHEVROLET BLAZER K5

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

    1977-1979 CHEVROLET C20 PICKUP

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

    1970-1972 CHEVROLET CHEVELLE

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

    1988-1993 CHEVROLET C1500 PICKUP

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

    1975-1979 CHEVROLET K10 PICKUP

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

    1980 OLDSMOBILE CUTLASS

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

    1979 CHEVROLET K10 PICKUP

    • Liter: 7.4
    • SubModel: SCOTTSDALE
    • CUI: 454
    • EngineType: V8 ( 7.4 L / 454 )

    1971-1972 CHEVROLET CHEVELLE

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

    1975-1980 CHEVROLET C10 PICKUP

    • Liter: 7.4
    • SubModel: CUSTOM DELUXE
    • CUI: 454
    • EngineType: V8 ( 7.4 L / 454 )

    1978-1979 CHEVROLET C10 PICKUP

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

    2013 CHEVROLET CAMARO

    • CC: 6162
    • Liter: 6.2
    • SubModel: SS
    • CUI: 376
    • EngineType: V8 ( 6.2 L / 376 )

    1980 OLDSMOBILE CUTLASS

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

    1975-1979 CHEVROLET C30 PICKUP

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

    1998-1999 LINCOLN NAVIGATOR

    • Liter: 5.4
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: L
    • CUI: 330
    • EngineType: V8 ( 5.4 L / 330 )

    1975-1976 CHEVROLET K5 BLAZER

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

    1988-1993 GMC C1500 PICKUP

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

    1988-1992 GMC K1500 PICKUP

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

    1988-1992 CHEVROLET K2500 PICKUP

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

    1970-1972 CHEVROLET CHEVELLE

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

    1978-1979 CHEVROLET C30 PICKUP

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

    1973-1981 GMC JIMMY

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

    1988-1992 GMC K1500 PICKUP

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

    1997-2002 FORD EXPEDITION

    • Liter: 4.6
    • SubModel: EDDIE BAUER
    • CUI: 281
    • EngineType: V8 ( 4.6 L / 281 )

    1993 GMC K1500

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

    1968-1969 CHEVROLET CHEVELLE

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

    1979-1983 OLDSMOBILE CUTLASS CALAIS

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

    1970-1971 CHEVROLET CHEVELLE

    • CC: 6556
    • Liter: 6.6
    • SubModel: MALIBU
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1988-1992 GMC K1500 PICKUP

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

    1985 OLDSMOBILE CUTLASS SUPREME

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

    1973 CHEVROLET BLAZER

    • CC: 7439
    • Liter: 7.4
    • SubModel: BASE
    • CUI: 454
    • EngineType: V8 ( 7.4 L / 454 )

    1982-1985 OLDSMOBILE CUTLASS SUPREME

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

    1975-1976 CHEVROLET K5 BLAZER

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

    2002-2003 DODGE DAKOTA

    • Liter: 4.7
    • SubModel: BASE
    • CUI: 285
    • EngineType: V8 ( 4.7 L / 285 )

    2000-2002 DODGE DAKOTA

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

    2000-2001 DODGE DAKOTA

    • Liter: 4.7
    • SubModel: SLT
    • CUI: 287
    • EngineType: V8 ( 4.7 L / 287 )

    1997-1999 DODGE DAKOTA

    • CC: 5211
    • Liter: 5.2
    • SubModel: SPORT
    • CUI: 318
    • EngineType: V8 ( 5.2 L / 318 )

    1979 CHEVROLET K10 PICKUP

    • Liter: 7.4
    • SubModel: SILVERADO
    • CUI: 454
    • EngineType: V8 ( 7.4 L / 454 )

    1980-1981 OLDSMOBILE CUTLASS CRUISER

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

    1980 OLDSMOBILE CUTLASS CRUISER

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

    1980 OLDSMOBILE CUTLASS

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

    1976-1979 CHEVROLET C30 PICKUP

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

    1978 CHEVROLET K5 BLAZER

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

    1975-1977 CHEVROLET C30 PICKUP

    • Liter: 7.4
    • SubModel: CUSTOM DELUXE
    • CUI: 454
    • EngineType: V8 ( 7.4 L / 454 )

    2002 DODGE DAKOTA

    • Liter: 4.7
    • SubModel: SPORT
    • CUI: 285
    • EngineType: V8 ( 4.7 L / 285 )

    1978-1980 CHEVROLET C10 PICKUP

    • Liter: 7.4
    • SubModel: BIG TEN
    • CUI: 454
    • EngineType: V8 ( 7.4 L / 454 )

    1983 OLDSMOBILE CUTLASS SUPREME

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

    1988-1993 GMC C1500 PICKUP

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

    1980 CHEVROLET C10 PICKUP

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

    1988-1993 CHEVROLET K1500 PICKUP

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

    1968-1969 CHEVROLET CHEVELLE

    • CC: 5031
    • Liter: 5.0
    • SubModel: 300 DELUXE
    • CUI: 307
    • EngineType: V8 ( 5.0 L / 307 )

    1999-2000 FORD EXPEDITION

    • Liter: 4.6
    • Aspiration: N
    • SubModel: XLT
    • Engine Vin: 6
    • CUI: 281
    • EngineType: V8 ( 4.6 L / 281 )

    1981 CHEVROLET BLAZER K5

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

    1975-1980 CHEVROLET C20 PICKUP

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

    1980-1981 OLDSMOBILE CUTLASS SUPREME

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

    1979-1980 OLDSMOBILE CUTLASS SALON

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

    1975-1980 CHEVROLET K20 PICKUP

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

    1975-1980 CHEVROLET C20 PICKUP

    • Liter: 7.4
    • SubModel: CHEYENNE
    • CUI: 454
    • EngineType: V8 ( 7.4 L / 454 )

    1975-1979 GMC JIMMY

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

    1971-1972 CHEVROLET CHEVELLE

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

    2007 DODGE DAKOTA

    • Liter: 4.7
    • SubModel: LARAMIE
    • CUI: 285
    • EngineType: V8 ( 4.7 L / 285 )

    1969-1972 CHEVROLET CHEVELLE

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

    1997-2003 DODGE DAKOTA

    • CC: 3906
    • Liter: 3.9
    • SubModel: BASE
    • CUI: 239
    • EngineType: V6 ( 3.9 L / 239 )

    1975-1981 GMC JIMMY

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

    2002 DODGE DAKOTA

    • Liter: 4.7
    • SubModel: SLT
    • CUI: 285
    • EngineType: V8 ( 4.7 L / 285 )

    1980 OLDSMOBILE CUTLASS

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

    2010-2011 CHEVROLET CAMARO

    • CC: 6162
    • Liter: 6.2
    • SubModel: SS
    • CUI: 376
    • EngineType: V8 ( 6.2 L / 376 )

    1978-1981 GMC JIMMY

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

    1976-1980 CHEVROLET C10 PICKUP

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

    2006-2007 DODGE DAKOTA

    • CC: 3701
    • Liter: 3.7
    • SubModel: SLT
    • CUI: 226
    • EngineType: V6 ( 3.7 L / 226 )

    2000-2002 DODGE DAKOTA

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

    1976-1978 CHEVROLET K20 PICKUP

    • Liter: 7.4
    • SubModel: SCOTTSDALE
    • CUI: 454
    • EngineType: V8 ( 7.4 L / 454 )

    1978-1981 GMC JIMMY

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

    1982-1983 OLDSMOBILE CUTLASS CALAIS

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

    1970-1972 CHEVROLET CHEVELLE

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

    1985 OLDSMOBILE CUTLASS SUPREME

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

    1993 GMC K1500

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

    1988-1993 CHEVROLET K2500 PICKUP

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

    1970-1972 CHEVROLET CHEVELLE

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

    1981-1983 OLDSMOBILE CUTLASS CRUISER

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

    1982-1986 OLDSMOBILE CUTLASS SUPREME

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

    1965-1970 CHEVROLET CHEVELLE

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

    1975-1980 CHEVROLET C10 PICKUP

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

    1997-2008 FORD F-150

    • Liter: 5.4
    • SubModel: XLT
    • CUI: 330
    • EngineType: V8 ( 5.4 L / 330 )

    1979 CHEVROLET K10 PICKUP

    • Liter: 7.4
    • SubModel: CHEYENNE
    • CUI: 454
    • EngineType: V8 ( 7.4 L / 454 )

    1972 CHEVROLET CHEVELLE

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

    1980 OLDSMOBILE CUTLASS

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

    2005-2008 FORD F-150

    • EngineType: ALL
    • SubModel: KING RANCH

    1980 CHEVROLET C10 PICKUP

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

    1978-1979 OLDSMOBILE CUTLASS

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

    1982-1985 OLDSMOBILE CUTLASS SUPREME

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

    1978-1979 OLDSMOBILE CUTLASS SUPREME

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

    1980-1981 OLDSMOBILE CUTLASS SUPREME

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

    1988-1993 GMC K2500 PICKUP

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

    1976-1980 CHEVROLET C20 PICKUP

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

    1968 CHEVROLET CHEVELLE

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

    1975-1977 CHEVROLET C30 PICKUP

    • Liter: 7.4
    • SubModel: CHEYENNE
    • CUI: 454
    • EngineType: V8 ( 7.4 L / 454 )

    1968 CHEVROLET CHEVELLE

    • EngineType: ALL
    • SubModel: BASE

    1978-1979 CHEVROLET C30 PICKUP

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

    1997-2002 DODGE DAKOTA

    • CC: 3906
    • Liter: 3.9
    • SubModel: SPORT
    • CUI: 239
    • EngineType: V6 ( 3.9 L / 239 )

    1975-1979 CHEVROLET K10 PICKUP

    • Liter: 6.6
    • SubModel: CUSTOM DELUXE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )
    842543 - Flowmaster 40 Series Delta Flow Mufflers is rated 5.0 out of 5 by 1.
    • y_2017, m_1, d_19, h_24
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    Rated 5 out of 5 by from sounds great, smoother flow Since i installed this muffler the truck sounds much better and seemed to gained a lil performance. My previous muffler was a straight pipe and sounded aweful.
    Date published: 2015-02-14
    • y_2017, m_1, d_19, h_24
    • bvseo_bulk, prod_bvrr, vn_bulk_0.0
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