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Flowmaster 40 Series Chambered Muffler 42443

Flowmaster 40 Series Chambered Muffler 42443
Flowmaster 40 Series Chambered Muffler 42443Flowmaster 40 Series Chambered Muffler 42443
$156.99 ea
NEWARRIVING SOONEstimated Ship Date 08/15/2024 (If Ordered Today)100 Available from HOLLEY PERFORMANCE PRODUCTS as of 07/26/2024
Model: 3241439
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
STANDARD
DELIVERY
The Original 40 series muffler delivers an aggressive exterior and interior tone. If you're looking for that original Flowmaster sound this is the muffler is for you. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
Features:
  • Durable fully welded 16 gauge aluminized steel
  • Aggressive Sound Exterior Exhaust Tone
  • Noticeable Interior Resonance
  • Excellent Street/Strip and Off Road application
Universal Muffler - Some adaptation may be required.
Installation Notes:
Universal Muffler - Some adaptation may be required.
About Flowmaster

Manufacturer of performance exhaust systems, mufflers, performance air intakes, turbo boost modules, catalytic converters, race mufflers, headers and numerous exhaust accessories for late model cars, trucks, off-road, Jeeps, SUV’s, classic muscle cars, powersports vehicles and more. Flowmaster® gives you lots of exhaust choices with 12 designs of chambered mufflers, 3 styles of our exclusive “laminar-flow” mufflers and a new line of FlowFX “straight-through” performance mufflers, along with 5 sound categories of exhaust systems, giving you the customer, the power to custom tailor the sound of your vehicle whether you prefer mild, moderate or aggressive tones and sound levels. Since 1983, Flowmaster is the company you can trust, and has led the industry in offering only the best products you can buy for your vehicles.

Downloads:

Download Name File Size
fm_warranty_general.pdf88.58KB
street_applications.pdf190.94KB

Videos:

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Submodel Years Engine
Buick Skylark 1975 4.3L / 260 / V8
Buick Skylark 1976 4.3L / 260 / V8
Buick Skylark 1977 4.9L / 301 / V8
5.0L / 305 / V8
5.7L / 350 / V8
Chevrolet C10 Suburban 1973 5.7L / 350 / V8
Chevrolet C10 Suburban 1974 5.7L / 350 / V8
Chevrolet C10 Suburban 1975 5.7L / 350 / V8
7.4L / 454 / V8
4.1L / 250 / L6
Chevrolet C10 Suburban 1976 5.7L / 350 / V8
7.4L / 454 / V8
4.1L / 250 / L6
Chevrolet C10 Suburban 1977 5.7L / 350 / V8
7.4L / 454 / V8
5.0L / 305 / V8
4.1L / 250 / L6
Chevrolet C10 Suburban 1978 5.7L / 350 / V8
7.4L / 454 / V8
5.0L / 305 / V8
4.1L / 250 / L6
Chevrolet C10 Suburban 1979 5.7L / 350 / V8
7.4L / 454 / V8
5.0L / 305 / V8
4.1L / 250 / L6
Chevrolet C10 Suburban 1980 5.7L / 350 / V8
7.4L / 454 / V8
4.1L / 250 / L6
Chevrolet C10 Suburban 1981 5.7L / 350 / V8
5.0L / 305 / V8
Chevrolet C10 Suburban 1982 6.2L / 379 / V8
5.7L / 350 / V8
5.0L / 305 / V8
Chevrolet C10 Suburban 1983 6.2L / 379 / V8
5.7L / 350 / V8
5.0L / 305 / V8
Chevrolet C10 Suburban 1984 6.2L / 379 / V8
5.7L / 350 / V8
5.0L / 305 / V8
Chevrolet C10 Suburban 1985 6.2L / 379 / V8
5.7L / 350 / V8
5.0L / 305 / V8
Chevrolet C10 Suburban 1986 6.2L / 379 / V8
5.7L / 350 / V8
5.0L / 305 / V8
Chevrolet Camaro LS 2010 3.6L / 217 / V6
Chevrolet Camaro LS 2011 3.6L / 217 / V6
Chevrolet Camaro LS 2012 3.6L / 217 / V6
Chevrolet Camaro LS 2013 3.6L / 217 / V6
Chevrolet Camaro LT 2010 3.6L / 217 / V6
Chevrolet Camaro LT 2011 3.6L / 217 / V6
Chevrolet Camaro LT 2012 3.6L / 217 / V6
Chevrolet Camaro LT 2013 3.6L / 217 / V6
Chevrolet Camaro 1967 5.7L / 350 / V8
Chevrolet Camaro 1968 5.7L / 350 / V8
Chevrolet Camaro 1969 5.7L / 350 / V8
Chevrolet Camaro 1970 5.7L / 350 / V8
Chevrolet Camaro 1971 5.7L / 350 / V8
Chevrolet Camaro 1972 5.7L / 350 / V8
Chevrolet Camaro 1973 5.7L / 350 / V8
Chevrolet Camaro 1974 5.7L / 350 / V8
Chevrolet Camaro 1975 5.7L / 350 / V8
Chevrolet Camaro 1976 5.7L / 350 / V8
Chevrolet Camaro 1977 5.7L / 350 / V8
Chevrolet Camaro 1978 5.7L / 350 / V8
Chevrolet Camaro 1979 5.7L / 350 / V8
Chevrolet Camaro 1980 5.7L / 350 / V8
Chevrolet Camaro 1981 5.7L / 350 / V8
Chevrolet Caprice Classic LS 1994 5.7L / 350 / V8
Chevrolet Caprice Classic 1994 5.7L / 350 / V8
Chevrolet Caprice Classic 1995 5.7L / 350 / V8
Chevrolet Caprice Classic 1996 5.7L / 350 / V8
Chevrolet Caprice 1966 4.6L / 283 / V8
Chevrolet Caprice 1967 5.3L / 327 / V8
Chevrolet Caprice 1968 7.0L / 427 / V8
Chevrolet Caprice 1969 5.7L / 350 / V8
Chevrolet Caprice 1970 5.7L / 350 / V8
Chevrolet Caprice 1971 5.7L / 350 / V8
Chevrolet Caprice 1972 5.7L / 350 / V8
Chevrolet Caprice 1973 5.7L / 350 / V8
Chevrolet Impala SS 1994 5.7L / 350 / V8
Chevrolet Impala SS 1995 5.7L / 350 / V8
Chevrolet Impala SS 1996 5.7L / 350 / V8
Chevrolet K10 Suburban 1973 5.7L / 350 / V8
Chevrolet K10 Suburban 1974 5.7L / 350 / V8
Chevrolet K10 Suburban 1975 4.1L / 250 / L6
5.7L / 350 / V8
Chevrolet K10 Suburban 1976 4.1L / 250 / L6
5.7L / 350 / V8
Chevrolet K10 Suburban 1977 4.1L / 250 / L6
5.0L / 305 / V8
5.7L / 350 / V8
Chevrolet K10 Suburban 1978 4.1L / 250 / L6
5.0L / 305 / V8
5.7L / 350 / V8
Chevrolet K10 Suburban 1979 4.1L / 250 / L6
5.0L / 305 / V8
5.7L / 350 / V8
Chevrolet K10 Suburban 1980 4.1L / 250 / L6
5.7L / 350 / V8
Chevrolet K10 Suburban 1981 5.0L / 305 / V8
5.7L / 350 / V8
Chevrolet K10 Suburban 1982 5.7L / 350 / V8
6.2L / 379 / V8
Chevrolet K10 Suburban 1983 5.0L / 305 / V8
5.7L / 350 / V8
6.2L / 379 / V8
Chevrolet K10 Suburban 1984 5.7L / 350 / V8
6.2L / 379 / V8
Chevrolet K10 Suburban 1985 5.7L / 350 / V8
6.2L / 379 / V8
Chevrolet K10 Suburban 1986 5.0L / 305 / V8
5.7L / 350 / V8
6.2L / 379 / V8
Chevrolet K5 Blazer 1976 6.6L / 400 / V8
5.7L / 350 / V8
Chevrolet K5 Blazer 1977 6.6L / 400 / V8
5.7L / 350 / V8
Chevrolet K5 Blazer 1978 6.6L / 400 / V8
5.7L / 350 / V8
Chrysler 300 2005 5.7L / 345 / V8
3.5L / 215 / V6
2.7L / 167 / V6
Chrysler 300 2006 5.7L / 345 / V8
3.5L / 215 / V6
2.7L / 167 / V6
Chrysler 300 2007 5.7L / 345 / V8
3.5L / 215 / V6
2.7L / 167 / V6
Chrysler 300 2008 5.7L / 345 / V8
3.5L / 215 / V6
2.7L / 167 / V6
Chrysler 300 2009 5.7L / 345 / V8
3.5L / 215 / V6
2.7L / 167 / V6
Chrysler 300 2010 5.7L / 345 / V8
3.5L / 215 / V6
2.7L / 167 / V6
Chrysler 300 2011 5.7L / 345 / V8
3.6L / 220 / V6
Chrysler 300 2012 5.7L / 345 / V8
3.6L / 220 / V6
Chrysler 300 2013 3.6L / 220 / V6
Dodge Challenger R/T Classic 2012 5.7L / 345 / V8
Dodge Challenger R/T 2009 5.7L / 345 / V8
Dodge Challenger R/T 2010 5.7L / 345 / V8
Dodge Challenger R/T 2011 5.7L / 345 / V8
Dodge Challenger R/T 2012 5.7L / 345 / V8
Dodge Challenger R/T 2013 5.7L / 345 / V8
Dodge Challenger R/T 2014 5.7L / 345 / V8
Dodge Challenger SE 2009 3.5L / 215 / V6
Dodge Challenger SE 2010 3.5L / 215 / V6
Dodge Challenger SE 2011 3.6L / 220 / V6
Dodge Challenger SXT Plus 2012 3.6L / 220 / V6
Dodge Challenger SXT 2012 3.6L / 220 / V6
Dodge Challenger SXT 2013 3.6L / 220 / V6
Dodge Charger Base 2006 2.7L / 167 / V6
Dodge Charger Base 2007 2.7L / 167 / V6
Dodge Charger R/T 2010 5.7L / 345 / V8
Dodge Charger SE 2006 3.5L / 215 / V6
Dodge Charger SE 2007 2.7L / 167 / V6
3.5L / 215 / V6
Dodge Charger SE 2008 2.7L / 167 / V6
3.5L / 215 / V6
Dodge Charger SE 2009 2.7L / 167 / V6
3.5L / 215 / V6
Dodge Charger SE 2010 5.7L / 345 / V8
2.7L / 167 / V6
3.5L / 215 / V6
Dodge Charger SXT 2006 3.5L / 215 / V6
Dodge Charger SXT 2007 3.5L / 215 / V6
Dodge Charger SXT 2008 3.5L / 215 / V6
Dodge Charger SXT 2009 3.5L / 215 / V6
Dodge Charger SXT 2010 3.5L / 215 / V6
Dodge Magnum SE 2005 2.7L / 167 / V6
Dodge Magnum SE 2006 2.7L / 167 / V6
Dodge Magnum SE 2007 2.7L / 167 / V6
3.5L / 215 / V6
Dodge Magnum SE 2008 2.7L / 167 / V6
3.5L / 215 / V6
Dodge Magnum SXT Special Edition 2005 3.5L / 215 / V6
Dodge Magnum SXT 2005 3.5L / 215 / V6
Dodge Magnum SXT 2006 3.5L / 215 / V6
Dodge Magnum SXT 2007 3.5L / 215 / V6
Dodge Magnum SXT 2008 3.5L / 215 / V6
Ford Bronco 1987 5.0L / 302 / V8
5.8L / 351 / V8
Ford Bronco 1988 5.0L / 302 / V8
5.8L / 351 / V8
Ford Bronco 1989 5.0L / 302 / V8
5.8L / 351 / V8
Ford Bronco 1990 5.0L / 302 / V8
5.8L / 351 / V8
Ford Bronco 1991 5.0L / 302 / V8
5.8L / 351 / V8
Ford Bronco 1992 5.0L / 302 / V8
5.8L / 351 / V8
Ford Bronco 1993 5.0L / 302 / V8
5.8L / 351 / V8
Ford Bronco 1994 5.0L / 302 / V8
5.8L / 351 / V8
Ford Bronco 1995 5.0L / 302 / V8
5.8L / 351 / V8
Ford Bronco 1996 5.0L / 302 / V8
5.8L / 351 / V8
Ford Mustang Base 2005 4.0L / 245 / V6
Ford Mustang Base 2006 4.0L / 245 / V6
Ford Mustang Base 2007 4.0L / 245 / V6
Ford Mustang Base 2008 4.0L / 245 / V6
Ford Mustang Base 2009 4.0L / 245 / V6
Ford Mustang Base 2010 4.0L / 245 / V6
Ford Mustang Base 2011 3.7L / 227 / V6
Ford Mustang Base 2012 3.7L / 227 / V6
Ford Mustang Base 2013 3.7L / 227 / V6
Ford Mustang GT Bullitt 2001 4.6L / 281 / V8
Ford Mustang GT 1986 5.0L / 302 / V8
Ford Mustang GT 1987 5.0L / 302 / V8
Ford Mustang GT 1988 5.0L / 302 / V8
Ford Mustang GT 1989 5.0L / 302 / V8
Ford Mustang GT 1990 5.0L / 302 / V8
Ford Mustang GT 1991 5.0L / 302 / V8
Ford Mustang GT 1992 5.0L / 302 / V8
Ford Mustang GT 1993 5.0L / 302 / V8
Ford Mustang GT 1994 5.0L / 302 / V8
Ford Mustang GT 1995 5.0L / 302 / V8
Ford Mustang GT 1996 4.6L / 281 / V8
Ford Mustang GT 1997 4.6L / 281 / V8
Ford Mustang GT 1998 4.6L / 281 / V8
Ford Mustang GT 1999 4.6L / 281 / V8
Ford Mustang GT 2000 4.6L / 281 / V8
Ford Mustang GT 2001 4.6L / 281 / V8
Ford Mustang GT 2002 4.6L / 281 / V8
Ford Mustang GT 2003 4.6L / 281 / V8
Ford Mustang GT 2004 4.6L / 281 / V8
Ford Mustang LX 1986 5.0L / 302 / V8
Ford Mustang LX 1987 5.0L / 302 / V8
Ford Mustang LX 1988 5.0L / 302 / V8
Ford Mustang LX 1989 5.0L / 302 / V8
Ford Mustang LX 1990 5.0L / 302 / V8
Ford Mustang LX 1991 5.0L / 302 / V8
Ford Mustang LX 1992 5.0L / 302 / V8
Ford Mustang LX 1993 5.0L / 302 / V8
Ford Mustang SVO 1986 2.3L / 140 / L4
Ford Mustang SVT Cobra 10th Anniversary 2003 4.6L / 281 / V8
Ford Mustang SVT Cobra 2004 4.6L / 281 / V8
GMC C15 Suburban Base 1975 7.4L / 454 / V8
GMC C15 Suburban 1975 5.7L / 350 / V8
4.1L / 250 / L6
7.4L / 454 / V8
GMC C15 Suburban 1976 5.7L / 350 / V8
4.1L / 250 / L6
7.4L / 454 / V8
GMC C15 Suburban 1977 5.7L / 350 / V8
4.1L / 250 / L6
7.4L / 454 / V8
5.0L / 305 / V8
GMC C15 Suburban 1978 5.7L / 350 / V8
4.1L / 250 / L6
7.4L / 454 / V8
5.0L / 305 / V8
GMC C15/C1500 Suburban 1973
GMC C15/C1500 Suburban 1974
GMC C1500 Suburban 1979 5.7L / 350 / V8
7.4L / 454 / V8
5.0L / 305 / V8
4.1L / 250 / L6
GMC C1500 Suburban 1980 5.7L / 350 / V8
7.4L / 454 / V8
4.1L / 250 / L6
GMC C1500 Suburban 1981 5.7L / 350 / V8
5.0L / 305 / V8
GMC C1500 Suburban 1982 6.2L / 379 / V8
5.7L / 350 / V8
5.0L / 305 / V8
GMC C1500 Suburban 1983 6.2L / 379 / V8
5.7L / 350 / V8
5.0L / 305 / V8
GMC C1500 Suburban 1984 6.2L / 379 / V8
5.7L / 350 / V8
5.0L / 305 / V8
GMC C1500 Suburban 1985 6.2L / 379 / V8
5.7L / 350 / V8
5.0L / 305 / V8
GMC C1500 Suburban 1986 6.2L / 379 / V8
5.7L / 350 / V8
5.0L / 305 / V8
GMC Jimmy 1976 5.7L / 350 / V8
6.6L / 400 / V8
GMC Jimmy 1977 5.7L / 350 / V8
6.6L / 400 / V8
GMC Jimmy 1978 5.7L / 350 / V8
6.6L / 400 / V8
GMC K15 Suburban 1975 5.7L / 350 / V8
4.1L / 250 / L6
GMC K15 Suburban 1976 5.7L / 350 / V8
4.1L / 250 / L6
GMC K15 Suburban 1977 5.0L / 305 / V8
5.7L / 350 / V8
4.1L / 250 / L6
GMC K15 Suburban 1978 5.0L / 305 / V8
5.7L / 350 / V8
4.1L / 250 / L6
GMC K15/K1500 Suburban 1973
GMC K15/K1500 Suburban 1974
GMC K1500 Suburban 1979 5.0L / 305 / V8
5.7L / 350 / V8
4.1L / 250 / L6
GMC K1500 Suburban 1980 5.7L / 350 / V8
4.1L / 250 / L6
GMC K1500 Suburban 1981 5.7L / 350 / V8
GMC K1500 Suburban 1982 5.0L / 305 / V8
6.2L / 379 / V8
5.7L / 350 / V8
GMC K1500 Suburban 1983 6.2L / 379 / V8
5.7L / 350 / V8
GMC K1500 Suburban 1984 6.2L / 379 / V8
5.7L / 350 / V8
GMC K1500 Suburban 1985 6.2L / 379 / V8
5.7L / 350 / V8
GMC K1500 Suburban 1986 6.2L / 379 / V8
5.7L / 350 / V8
Oldsmobile Cutlass Calais 1978 5.0L / 305 / V8
Oldsmobile Cutlass Calais 1979 5.7L / 350 / V8
5.0L / 305 / V8
Oldsmobile Cutlass Calais 1980 5.7L / 350 / V8
5.0L / 305 / V8
Oldsmobile Cutlass Calais 1981 5.7L / 350 / V8
Oldsmobile Cutlass Calais 1982 5.7L / 350 / V8
5.0L / 307 / V8
Oldsmobile Cutlass Calais 1983 5.7L / 350 / V8
5.0L / 307 / V8
Oldsmobile Cutlass Calais 1984 5.7L / 350 / V8
5.0L / 307 / V8
Oldsmobile Cutlass Cruiser 1980 5.7L / 350 / V8
5.0L / 305 / V8
Oldsmobile Cutlass Cruiser 1981 5.0L / 307 / V8
5.7L / 350 / V8
Oldsmobile Cutlass Cruiser 1982 5.0L / 307 / V8
5.7L / 350 / V8
5.0L / 305 / V8
Oldsmobile Cutlass Cruiser 1983 5.0L / 307 / V8
5.7L / 350 / V8
Oldsmobile Cutlass Salon 1978 5.0L / 305 / V8
Oldsmobile Cutlass Salon 1979 5.0L / 305 / V8
5.7L / 350 / V8
Oldsmobile Cutlass Salon 1980 5.0L / 305 / V8
5.7L / 350 / V8
Oldsmobile Cutlass Salon 1985 5.7L / 350 / V8
5.0L / 307 / V8
Oldsmobile Cutlass Salon 1986 5.0L / 307 / V8
Oldsmobile Cutlass Salon 1987 5.0L / 307 / V8
Oldsmobile Cutlass Supreme 1978 5.0L / 305 / V8
5.7L / 350 / V8
Oldsmobile Cutlass Supreme 1979 5.0L / 305 / V8
5.7L / 350 / V8
Oldsmobile Cutlass Supreme 1980 5.0L / 305 / V8
5.7L / 350 / V8
Oldsmobile Cutlass Supreme 1981 5.7L / 350 / V8
Oldsmobile Cutlass Supreme 1982 5.0L / 307 / V8
5.7L / 350 / V8
Oldsmobile Cutlass Supreme 1983 5.0L / 307 / V8
5.7L / 350 / V8
Oldsmobile Cutlass Supreme 1984 5.0L / 307 / V8
5.7L / 350 / V8
Oldsmobile Cutlass Supreme 1985 5.0L / 307 / V8
5.7L / 350 / V8
Oldsmobile Cutlass Supreme 1986 5.0L / 307 / V8
Oldsmobile Cutlass Supreme 1987 5.0L / 307 / V8
Oldsmobile Cutlass Supreme 1988 5.0L / 307 / V8
Oldsmobile Cutlass 1980 5.7L / 350 / V8
5.0L / 305 / V8
Oldsmobile Cutlass 1981 5.7L / 350 / V8
Pontiac Firebird 1967
Pontiac Firebird 1968
Pontiac Firebird 1969
Pontiac Firebird 1970
Pontiac Firebird 1971
Pontiac Firebird 1972
Pontiac Firebird 1973
Pontiac Firebird 1974
Pontiac Firebird 1975
Pontiac Firebird 1976
Pontiac Firebird 1977
Pontiac Firebird 1978
Pontiac Firebird 1979
Pontiac Firebird 1980
Pontiac Firebird 1981
Pontiac Firebird 1993 3.4L / 207 / V6
Pontiac Firebird 1994 3.4L / 207 / V6
Pontiac Firebird 1995 3.4L / 207 / V6
3.8L / 231 / V6
Pontiac Firebird 1996 3.8L / 231 / V6
Pontiac Firebird 1997 3.8L / 231 / V6
Pontiac Firebird 1998 3.8L / 231 / V6
Pontiac Firebird 1999 3.8L / 231 / V6
Pontiac Firebird 2000 3.8L / 231 / V6
Pontiac Firebird 2001 3.8L / 231 / V6
Pontiac Firebird 2002 3.8L / 231 / V6

Specifications:

Automotive Item Grade High Performance
Body Height (in) 4
Body Length (in) 13
Body Width (in) 9.75
California Proposition 65 Required No
Color Black
Emission Code 5
Finish Paint
Fitment Universal
Inlet Connection Type Pipe Connection
Inlet Diameter (in) 2.25
Inlet Position Offset
Material Aluminized Steel
Mount Type Uses New Hangers (Not Included)
Muffler Series Original 40 Series
Muffler Type Chambered
Outlet Connection Type Pipe Connection
Outlet Diameter (in) 2.25
Outlet Position Offset
Overall Length (in) 19, 19
Part Type Exhaust Muffler
Product Type Street Mufflers
Reversible No
Shape Oval
Sound Level Aggressive Sound
Type of Muffler Chambered
Vehicle Type Classic Muscle Car, Truck/SUV, Street Rod, Late Model Muscle Car, Street/Strip
Warranty Time 36 Months

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Flowmaster 40 Series Chambered Muffler 42443:
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