Flowmaster 42443 40 Series Muffler - 2.25 Offset In / 2.25 Offset Out - Aggressive Sound
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 and powerful exterior exhaust tone
- Notable interior resonance
- Excellent Street/Strip and Off Road application
- Premium Flowmaster quality
Product Specification:
- Body Height (inches): 4.00
- Body Length (inches): 13.00
- Body Width (inches): 9.75
- Finish: Gray
- Inlet diameter (inches): 2.25
- Inlet position: Offset
- Material: Aluminized Steel
- Muffler series: 40 Series
- Outlet diameter (inches): 2.25
- Outlet position: Offset
- Shape: Flowmaster® Case
- Sound level: Aggressive Sound
Fitments:
- 1975-1976 Buick Skylark Base V8, 5.7L
- 1977 Buick Skylark Base V8, 4.9L
- 1977 Buick Skylark Base V8, 5.0L
- 1977 Buick Skylark Base V8, 5.7L
- 1977 Buick Skylark Base V8, 5.7L
- 1975-1976 Buick Skylark Base V8, 4.3L
- 1976 Buick Skylark S V8, 4.3L
- 1976 Buick Skylark S V8, 5.7L
- 1977 Buick Skylark S V8, 4.9L
- 1977 Buick Skylark S V8, 5.0L
- 1977 Buick Skylark S V8, 5.7L
- 1975-1976 Buick Skylark SR V8, 5.7L
- 1977 Buick Skylark SR V8, 4.9L
- 1977 Buick Skylark SR V8, 5.0L
- 1977 Buick Skylark SR V8, 5.7L
- 1977 Buick Skylark SR V8, 5.7L
- 1975-1976 Buick Skylark SR V8, 4.3L
- 1973-1974 Chevrolet C10 Suburban Base L6, 4.8L
- 1973 Chevrolet C10 Suburban Base V8, 5.0L
- 1973-1974 Chevrolet C10 Suburban Base V8, 5.7L
- 1973-1974 Chevrolet C10 Suburban Base V8, 7.4L
- 1973-1974 Chevrolet C10 Suburban Base L6, 4.1L
- 1981-1986 Chevrolet C10 Suburban Custom V8, 5.0L
- 1981-1986 Chevrolet C10 Suburban Custom V8, 5.7L
- 1982-1986 Chevrolet C10 Suburban Custom V8, 6.2L
- 1975-1980 Chevrolet C10 Suburban Custom Deluxe V8, 5.7L
- 1975-1980 Chevrolet C10 Suburban Custom Deluxe L6, 4.1L
- 1975-1980 Chevrolet C10 Suburban Custom Deluxe V8, 7.4L
- 1976-1980 Chevrolet C10 Suburban Custom Deluxe V8, 5.0L
- 1978-1980 Chevrolet C10 Suburban Custom Deluxe V8, 5.7L
- 1981 Chevrolet C10 Suburban Deluxe V8, 5.0L
- 1981 Chevrolet C10 Suburban Deluxe V8, 5.7L
- 1975-1986 Chevrolet C10 Suburban Scottsdale V8, 5.7L
- 1975-1980 Chevrolet C10 Suburban Scottsdale L6, 4.1L
- 1975-1980 Chevrolet C10 Suburban Scottsdale V8, 7.4L
- 1976-1986 Chevrolet C10 Suburban Scottsdale V8, 5.0L
- 1978-1980 Chevrolet C10 Suburban Scottsdale V8, 5.7L
- 1982-1986 Chevrolet C10 Suburban Scottsdale V8, 6.2L
- 1982-1986 Chevrolet C10 Suburban Silverado V8, 6.2L
- 1975-1986 Chevrolet C10 Suburban Silverado V8, 5.7L
- 1975-1980 Chevrolet C10 Suburban Silverado L6, 4.1L
- 1975-1980 Chevrolet C10 Suburban Silverado V8, 7.4L
- 1976-1986 Chevrolet C10 Suburban Silverado V8, 5.0L
- 1979-1980 Chevrolet C10 Suburban Silverado V8, 5.7L
- 1993-1995 Chevrolet Camaro Base V6, 3.4L
- 1995-2002 Chevrolet Camaro Base V6, 3.8L
- 2010-2013 Chevrolet Camaro LS V6, 3.6L
- 2010-2013 Chevrolet Camaro LT V6, 3.6L
- 1996-1997 Chevrolet Camaro RS V6, 3.8L
- 1966-1969 Chevrolet Caprice Base V8, 5.4L
- 1966-1969 Chevrolet Caprice Base V8, 6.5L
- 1968 Chevrolet Caprice Base V8, 5.0L
- 1969-1972 Chevrolet Caprice Base V8, 5.7L
- 1970-1972 Chevrolet Caprice Base V8, 6.6L
- 1970-1972 Chevrolet Caprice Base V8, 7.4L
- 1971-1972 Chevrolet Caprice Base V8, 6.6L
- 1973 Chevrolet Caprice Classic V8, 5.7L
- 1973 Chevrolet Caprice Classic V8, 6.6L
- 1973 Chevrolet Caprice Classic V8, 7.4L
- 1994-1996 Chevrolet Caprice Classic V8, 5.7L
- 1994 Chevrolet Caprice Classic LS V8, 5.7L
- 1973 Chevrolet Caprice Estate V8, 5.7L
- 1973 Chevrolet Caprice Estate V8, 6.6L
- 1973 Chevrolet Caprice Estate V8, 7.4L
- 1994-1996 Chevrolet Impala SS V8, 5.7L
- 1973-1974 Chevrolet K10 Suburban Base L6, 4.1L
- 1973 Chevrolet K10 Suburban Base V8, 5.0L
- 1973-1974 Chevrolet K10 Suburban Base V8, 5.7L
- 1981-1986 Chevrolet K10 Suburban Custom V8, 5.0L
- 1981-1986 Chevrolet K10 Suburban Custom V8, 5.7L
- 1982-1986 Chevrolet K10 Suburban Custom V8, 6.2L
- 1975-1980 Chevrolet K10 Suburban Custom Deluxe V8, 5.7L
- 1975-1980 Chevrolet K10 Suburban Custom Deluxe L6, 4.1L
- 1976-1980 Chevrolet K10 Suburban Custom Deluxe V8, 5.0L
- 1981 Chevrolet K10 Suburban Deluxe V8, 5.0L
- 1981 Chevrolet K10 Suburban Deluxe V8, 5.7L
- 1975-1986 Chevrolet K10 Suburban Scottsdale V8, 5.7L
- 1975-1980 Chevrolet K10 Suburban Scottsdale L6, 4.1L
- 1976-1986 Chevrolet K10 Suburban Scottsdale V8, 5.0L
- 1982-1986 Chevrolet K10 Suburban Scottsdale V8, 6.2L
- 1976-1986 Chevrolet K10 Suburban Silverado V8, 5.0L
- 1982-1986 Chevrolet K10 Suburban Silverado V8, 6.2L
- 1975-1986 Chevrolet K10 Suburban Silverado V8, 5.7L
- 1975-1980 Chevrolet K10 Suburban Silverado L6, 4.1L
- 1976 Chevrolet K5 Blazer Base V8, 6.6L
- 1976 Chevrolet K5 Blazer Base V8, 5.7L
- 1976-1978 Chevrolet K5 Blazer Cheyenne V8, 6.6L
- 1976-1978 Chevrolet K5 Blazer Cheyenne V8, 5.7L
- 1977-1978 Chevrolet K5 Blazer Custom Deluxe V8, 5.7L
- 1977-1978 Chevrolet K5 Blazer Custom Deluxe V8, 6.6L
- 2005-2007 Chrysler 300 Base V6, 2.7L
- 2011-2013 Chrysler 300 Base V6, 3.6L
- 2005-2013 Chrysler 300 C V8, 5.7L
- 2013 Chrysler 300 C V6, 3.6L
- 2005-2010 Chrysler 300 Limited V6, 3.5L
- 2011-2012 Chrysler 300 Limited V6, 3.6L
- 2008-2009 Chrysler 300 LX V6, 2.7L
- 2012-2013 Chrysler 300 S V6, 3.6L
- 2010 Chrysler 300 S V6, 3.5L
- 2010-2013 Chrysler 300 S V8, 5.7L
- 2009 Chrysler 300 Signature Series V6, 3.5L
- 2005-2010 Chrysler 300 Touring V6, 3.5L
- 2010 Chrysler 300 Touring V6, 2.7L
- 2011 Chrysler 300 Touring V6, 3.6L
- 2009-2014 Dodge Challenger R/T V8, 5.7L
- 2012 Dodge Challenger R/T Classic V8, 5.7L
- 2009-2010 Dodge Challenger SE V6, 3.5L
- 2011 Dodge Challenger SE V6, 3.6L
- 2012-2013 Dodge Challenger SXT V6, 3.6L
- 2012 Dodge Challenger SXT Plus V6, 3.6L
- 2006-2007 Dodge Charger Base V6, 2.7L
- 2010 Dodge Charger R/T V8, 5.7L
- 2006-2010 Dodge Charger SE V6, 3.5L
- 2010 Dodge Charger SE V8, 5.7L
- 2007-2010 Dodge Charger SE V6, 2.7L
- 2006-2010 Dodge Charger SXT V6, 3.5L
- 2005-2008 Dodge Magnum SE V6, 2.7L
- 2007-2008 Dodge Magnum SE V6, 3.5L
- 2005-2008 Dodge Magnum SXT V6, 3.5L
- 2005 Dodge Magnum SXT Special Edition V6, 3.5L
- 1987-1993 Ford Bronco Custom V8, 5.0L
- 1987-1993 Ford Bronco Custom V8, 5.8L
- 1987-1996 Ford Bronco Eddie Bauer V8, 5.0L
- 1987-1996 Ford Bronco Eddie Bauer V8, 5.8L
- 1990-1996 Ford Bronco XL V8, 5.0L
- 1990-1996 Ford Bronco XL V8, 5.8L
- 1987-1996 Ford Bronco XLT V8, 5.0L
- 1987-1996 Ford Bronco XLT V8, 5.8L
- 1993 Ford Bronco XLT Lariat V8, 5.0L
- 1993 Ford Bronco XLT Lariat V8, 5.8L
- 1992 Ford Bronco XLT Nite V8, 5.0L
- 1992 Ford Bronco XLT Nite V8, 5.8L
- 1995-1996 Ford Bronco XLT Sport V8, 5.0L
- 1995-1996 Ford Bronco XLT Sport V8, 5.8L
- 2011-2013 Ford Mustang Base V6, 3.7L
- 2005-2010 Ford Mustang Base V6, 4.0L
- 1986-1995 Ford Mustang GT V8, 5.0L
- 1996-2004 Ford Mustang GT V8, 4.6L
- 2001 Ford Mustang GT Bullitt V8, 4.6L
- 1986-1993 Ford Mustang LX V8, 5.0L
- 1986 Ford Mustang SVO L4, 2.3L
- 2004 Ford Mustang SVT Cobra V8, 4.6L
- 2003 Ford Mustang SVT Cobra 10th Anniversary V8, 4.6L
- 1975-1978 GMC C15 Suburban Base V8, 5.7L
- 1975-1978 GMC C15 Suburban Base L6, 4.1L
- 1975-1978 GMC C15 Suburban Base V8, 7.4L
- 1976-1978 GMC C15 Suburban Base V8, 5.0L
- 1978 GMC C15 Suburban Base V8, 5.7L
- 1978 GMC C15 Suburban High Sierra V8, 5.7L
- 1975-1978 GMC C15 Suburban High Sierra V8, 5.7L
- 1975-1978 GMC C15 Suburban High Sierra L6, 4.1L
- 1975-1978 GMC C15 Suburban High Sierra V8, 7.4L
- 1976-1978 GMC C15 Suburban High Sierra V8, 5.0L
- 1975-1978 GMC C15 Suburban Sierra Classic V8, 5.7L
- 1975-1978 GMC C15 Suburban Sierra Classic L6, 4.1L
- 1975-1978 GMC C15 Suburban Sierra Classic V8, 7.4L
- 1976-1978 GMC C15 Suburban Sierra Classic V8, 5.0L
- 1978 GMC C15 Suburban Sierra Classic V8, 5.7L
- 1978 GMC C15 Suburban Sierra Grande V8, 5.7L
- 1975-1978 GMC C15 Suburban Sierra Grande V8, 5.7L
- 1975-1978 GMC C15 Suburban Sierra Grande L6, 4.1L
- 1975-1978 GMC C15 Suburban Sierra Grande V8, 7.4L
- 1976-1978 GMC C15 Suburban Sierra Grande V8, 5.0L
- 1973 GMC C15/C1500 Suburban Base V8, 5.0L
- 1973-1974 GMC C15/C1500 Suburban Base V8, 5.7L
- 1973-1974 GMC C15/C1500 Suburban Base V8, 7.4L
- 1973-1974 GMC C15/C1500 Suburban Base L6, 4.1L
- 1973-1974 GMC C15/C1500 Suburban Base L6, 4.8L
- 1979-1980 GMC C1500 Suburban Base L6, 4.1L
- 1979-1986 GMC C1500 Suburban Base V8, 5.0L
- 1979-1986 GMC C1500 Suburban Base V8, 5.7L
- 1979-1980 GMC C1500 Suburban Base V8, 7.4L
- 1979-1981 GMC C1500 Suburban Base V8, 5.7L
- 1982-1986 GMC C1500 Suburban Base V8, 6.2L
- 1979-1981 GMC C1500 Suburban High Sierra V8, 5.7L
- 1982-1986 GMC C1500 Suburban High Sierra V8, 6.2L
- 1979-1980 GMC C1500 Suburban High Sierra L6, 4.1L
- 1979-1986 GMC C1500 Suburban High Sierra V8, 5.0L
- 1979-1986 GMC C1500 Suburban High Sierra V8, 5.7L
- 1979-1980 GMC C1500 Suburban High Sierra V8, 7.4L
- 1979-1980 GMC C1500 Suburban Sierra Classic L6, 4.1L
- 1979-1986 GMC C1500 Suburban Sierra Classic V8, 5.0L
- 1979-1986 GMC C1500 Suburban Sierra Classic V8, 5.7L
- 1979-1980 GMC C1500 Suburban Sierra Classic V8, 7.4L
- 1979-1981 GMC C1500 Suburban Sierra Classic V8, 5.7L
- 1982-1986 GMC C1500 Suburban Sierra Classic V8, 6.2L
- 1979-1980 GMC C1500 Suburban Sierra Grande V8, 7.4L
- 1979-1981 GMC C1500 Suburban Sierra Grande V8, 5.7L
- 1982 GMC C1500 Suburban Sierra Grande V8, 6.2L
- 1979-1980 GMC C1500 Suburban Sierra Grande L6, 4.1L
- 1979-1982 GMC C1500 Suburban Sierra Grande V8, 5.0L
- 1979-1982 GMC C1500 Suburban Sierra Grande V8, 5.7L
- 1976-1978 GMC Jimmy Base V8, 6.6L
- 1976-1978 GMC Jimmy Base V8, 5.7L
- 1976-1978 GMC Jimmy High Sierra V8, 6.6L
- 1976-1978 GMC Jimmy High Sierra V8, 5.7L
- 1976-1978 GMC Jimmy Sierra Classic V8, 6.6L
- 1976-1978 GMC Jimmy Sierra Classic V8, 5.7L
- 1976-1978 GMC Jimmy Sierra Grande V8, 5.7L
- 1976-1978 GMC Jimmy Sierra Grande V8, 6.6L
- 1978 GMC Jimmy Street Coupe V8, 6.6L
- 1978 GMC Jimmy Street Coupe V8, 5.7L
- 1975-1978 GMC K15 Suburban Base V8, 5.7L
- 1975-1978 GMC K15 Suburban Base L6, 4.1L
- 1976-1978 GMC K15 Suburban Base V8, 5.0L
- 1975-1978 GMC K15 Suburban High Sierra V8, 5.7L
- 1975-1978 GMC K15 Suburban High Sierra L6, 4.1L
- 1976-1978 GMC K15 Suburban High Sierra V8, 5.0L
- 1976-1978 GMC K15 Suburban Sierra Classic V8, 5.0L
- 1975-1978 GMC K15 Suburban Sierra Classic V8, 5.7L
- 1975-1978 GMC K15 Suburban Sierra Classic L6, 4.1L
- 1975-1978 GMC K15 Suburban Sierra Grande V8, 5.7L
- 1975-1978 GMC K15 Suburban Sierra Grande L6, 4.1L
- 1976-1978 GMC K15 Suburban Sierra Grande V8, 5.0L
- 1973-1974 GMC K15/K1500 Suburban Base L6, 4.1L
- 1973 GMC K15/K1500 Suburban Base V8, 5.0L
- 1973-1974 GMC K15/K1500 Suburban Base V8, 5.7L
- 1974 GMC K15/K1500 Suburban Base V8, 7.4L
- 1979-1980 GMC K1500 Suburban Base L6, 4.1L
- 1979-1985 GMC K1500 Suburban Base V8, 5.0L
- 1979-1986 GMC K1500 Suburban Base V8, 5.7L
- 1982-1986 GMC K1500 Suburban Base V8, 6.2L
- 1982-1986 GMC K1500 Suburban High Sierra V8, 6.2L
- 1979-1980 GMC K1500 Suburban High Sierra L6, 4.1L
- 1979-1985 GMC K1500 Suburban High Sierra V8, 5.0L
- 1979-1986 GMC K1500 Suburban High Sierra V8, 5.7L
- 1979-1980 GMC K1500 Suburban Sierra Classic L6, 4.1L
- 1979-1985 GMC K1500 Suburban Sierra Classic V8, 5.0L
- 1979-1986 GMC K1500 Suburban Sierra Classic V8, 5.7L
- 1982-1986 GMC K1500 Suburban Sierra Classic V8, 6.2L
- 1979-1980 GMC K1500 Suburban Sierra Grande L6, 4.1L
- 1979-1982 GMC K1500 Suburban Sierra Grande V8, 5.0L
- 1979-1982 GMC K1500 Suburban Sierra Grande V8, 5.7L
- 1982 GMC K1500 Suburban Sierra Grande V8, 6.2L
- 1980 Oldsmobile Cutlass Brougham V8, 5.0L
- 1980-1981 Oldsmobile Cutlass Brougham V8, 5.7L
- 1980 Oldsmobile Cutlass Brougham V8, 5.7L
- 1980-1981 Oldsmobile Cutlass LS V8, 5.7L
- 1980 Oldsmobile Cutlass LS V8, 5.7L
- 1980 Oldsmobile Cutlass LS V8, 5.0L
- 1978-1980 Oldsmobile Cutlass Calais Base V8, 5.0L
- 1979-1980 Oldsmobile Cutlass Calais Base V8, 5.7L
- 1980-1984 Oldsmobile Cutlass Calais Base V8, 5.7L
- 1982-1984 Oldsmobile Cutlass Calais Base V8, 5.0L
- 1983-1984 Oldsmobile Cutlass Calais Hurst V8, 5.0L
- 1983 Oldsmobile Cutlass Calais Hurst V8, 5.7L
- 1980-1982 Oldsmobile Cutlass Cruiser Base V8, 5.0L
- 1980-1983 Oldsmobile Cutlass Cruiser Base V8, 5.7L
- 1981-1983 Oldsmobile Cutlass Cruiser Base V8, 5.0L
- 1980 Oldsmobile Cutlass Cruiser Brougham V8, 5.0L
- 1980-1981 Oldsmobile Cutlass Cruiser Brougham V8, 5.7L
- 1980 Oldsmobile Cutlass Cruiser Brougham V8, 5.7L
- 1981 Oldsmobile Cutlass Cruiser Brougham V8, 5.0L
- 1978 Oldsmobile Cutlass Salon 442 V8, 5.0L
- 1979 Oldsmobile Cutlass Salon 442 V8, 5.7L
- 1985-1986 Oldsmobile Cutlass Salon 442 V8, 5.0L
- 1980-1985 Oldsmobile Cutlass Salon Base V8, 5.7L
- 1985-1987 Oldsmobile Cutlass Salon Base V8, 5.0L
- 1978-1980 Oldsmobile Cutlass Salon Base V8, 5.0L
- 1979 Oldsmobile Cutlass Salon Base V8, 5.7L
- 1978-1980 Oldsmobile Cutlass Salon Brougham V8, 5.0L
- 1980 Oldsmobile Cutlass Salon Brougham V8, 5.7L
- 1979 Oldsmobile Cutlass Salon Hurst V8, 5.7L
- 1981 Oldsmobile Cutlass Salon LS V8, 5.7L
- 1987 Oldsmobile Cutlass Supreme 442 V8, 5.0L
- 1979-1980 Oldsmobile Cutlass Supreme Base V8, 5.7L
- 1982-1987 Oldsmobile Cutlass Supreme Base V8, 5.0L
- 1978-1980 Oldsmobile Cutlass Supreme Base V8, 5.0L
- 1978-1985 Oldsmobile Cutlass Supreme Base V8, 5.7L
- 1978-1980 Oldsmobile Cutlass Supreme Brougham V8, 5.0L
- 1979-1985 Oldsmobile Cutlass Supreme Brougham V8, 5.7L
- 1979-1980 Oldsmobile Cutlass Supreme Brougham V8, 5.7L
- 1982-1987 Oldsmobile Cutlass Supreme Brougham V8, 5.0L
- 1988 Oldsmobile Cutlass Supreme Classic V8, 5.0L
- 1988 Oldsmobile Cutlass Supreme Classic Brougham V8, 5.0L
- 1981-1985 Oldsmobile Cutlass Supreme LS V8, 5.7L
- 1985 Oldsmobile Cutlass Supreme LS V8, 5.0L
- 1995-2002 Pontiac Firebird Base V6, 3.8L
- 1993-1995 Pontiac Firebird Base V6, 3.4L
Note: Universal Muffler- Not a direct fit. Some adaptation required.