Authorized Brand Dealer
Fulfillment From Multiple U.S. Warehouses
Enthusiast Owned & Supported
Easy Financing Available!
Authorized Brand Dealer
Fulfillment From Multiple U.S. Warehouses
Enthusiast Owned & Supported
Easy Financing Available!
Authorized Brand Dealer
Fulfillment From Multiple U.S. Warehouses
Enthusiast Owned & Supported
Easy Financing Available!
Authorized Brand Dealer
Fulfillment From Multiple U.S. Warehouses
Enthusiast Owned & Supported
Easy Financing Available!
Authorized Brand Dealer
Fulfillment From Multiple U.S. Warehouses
Enthusiast Owned & Supported
Easy Financing Available!
Authorized Brand Dealer
Fulfillment From Multiple U.S. Warehouses
Enthusiast Owned & Supported
Easy Financing Available!
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Flowmaster
Flowmaster 2.25IN(O)/OUT(O) 40 Series Muffler
This product will be available for sale in 2 weeks, but you can pre-order now to receive 10% discount!
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 for you. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
WarrantyInstallation Instructions
- Excellent street/strip and off road application
- Durable fully-welded 16 gauge aluminized steel
- Aggressive sound exterior exhaust tone
- Noticeable interior resonance
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1975-1977 | Buick | Skylark | Base |
| 1976-1977 | Buick | Skylark | S |
| 1975-1977 | Buick | Skylark | SR |
| 1973-1974 | Chevrolet | C10 Suburban | Base |
| 1981-1986 | Chevrolet | C10 Suburban | Custom |
| 1975-1980 | Chevrolet | C10 Suburban | Custom Deluxe |
| 1981 | Chevrolet | C10 Suburban | Deluxe |
| 1975-1980,1982,1984-1986 | Chevrolet | C10 Suburban | Scottsdale |
| 1975-1980,1982-1986 | Chevrolet | C10 Suburban | Silverado |
| 1969-1980 | Chevrolet | Camaro | Base |
| 1979-1981 | Chevrolet | Camaro | Berlinetta |
| 2010-2013 | Chevrolet | Camaro | LS |
| 1973-1978,2010-2013 | Chevrolet | Camaro | LT |
| 1976-1978 | Chevrolet | Camaro | LT Rally Sport |
| 1976-1980 | Chevrolet | Camaro | Rally Sport |
| 1967,1969-1973,1975 | Chevrolet | Camaro | RS |
| 1981 | Chevrolet | Camaro | Sport |
| 1967-1972 | Chevrolet | Camaro | SS |
| 1970-1974,1977-1981 | Chevrolet | Camaro | Z28 |
| 1966-1972 | Chevrolet | Caprice | Base |
| 1973,1994-1996 | Chevrolet | Caprice | Classic |
| 1994 | Chevrolet | Caprice | Classic LS |
| 1973 | Chevrolet | Caprice | Estate |
| 1994-1996 | Chevrolet | Impala | SS |
| 1973-1974 | Chevrolet | K10 Suburban | Base |
| 1981-1986 | Chevrolet | K10 Suburban | Custom |
| 1975-1980 | Chevrolet | K10 Suburban | Custom Deluxe |
| 1981 | Chevrolet | K10 Suburban | Deluxe |
| 1975-1980,1982,1984-1986 | Chevrolet | K10 Suburban | Scottsdale |
| 1975-1977,1979-1980,1982-1983,1985-1986 | Chevrolet | K10 Suburban | Silverado |
| 1976 | Chevrolet | K5 Blazer | Base |
| 1976-1978 | Chevrolet | K5 Blazer | Cheyenne |
| 1977-1978 | Chevrolet | K5 Blazer | Custom Deluxe |
| 1978 | Chevrolet | K5 Blazer | Silverado |
| 2005-2007,2011-2013 | Chrysler | 300 | Base |
| 2005-2013 | Chrysler | 300 | C |
| 2012-2013 | Chrysler | 300 | C Luxury |
| 2005-2012 | Chrysler | 300 | Limited |
| 2008-2009 | Chrysler | 300 | LX |
| 2010,2012-2013 | Chrysler | 300 | S |
| 2009 | Chrysler | 300 | Signature Series |
| 2005-2010 | Chrysler | 300 | Touring |
| 2009-2014 | Dodge | Challenger | R/T |
| 2012 | Dodge | Challenger | R/T Classic |
| 2009-2011 | Dodge | Challenger | SE |
| 2012-2013 | Dodge | Challenger | SXT |
| 2012 | Dodge | Challenger | SXT Plus |
| 2006-2007 | Dodge | Charger | Base |
| 2010 | Dodge | Charger | R/T |
| 2006-2010 | Dodge | Charger | SE |
| 2006-2010 | Dodge | Charger | SXT |
| 2005-2008 | Dodge | Magnum | SE |
| 2005-2008 | Dodge | Magnum | SXT |
| 2005 | Dodge | Magnum | SXT Special Edition |
| 1987-1993 | Ford | Bronco | Custom |
| 1987-1996 | Ford | Bronco | Eddie Bauer |
| 1990-1996 | Ford | Bronco | XL |
| 1987-1992,1994-1996 | Ford | Bronco | XLT |
| 1993 | Ford | Bronco | XLT Lariat |
| 1992 | Ford | Bronco | XLT Nite |
| 1995-1996 | Ford | Bronco | XLT Sport |
| 2005-2013 | Ford | Mustang | Base |
| 1986-2004 | Ford | Mustang | GT |
| 2001 | Ford | Mustang | GT Bullitt |
| 1986-1993 | Ford | Mustang | LX |
| 1986 | Ford | Mustang | SVO |
| 2004 | Ford | Mustang | SVT Cobra |
| 2003 | Ford | Mustang | SVT Cobra 10th Anniversary |
| 1975-1978 | GMC | C15 Suburban | Base |
| 1975-1978 | GMC | C15 Suburban | High Sierra |
| 1975-1978 | GMC | C15 Suburban | Sierra Classic |
| 1975-1978 | GMC | C15 Suburban | Sierra Grande |
| 1973-1974 | GMC | C15/C1500 Suburban | Base |
| 1979-1986 | GMC | C1500 Suburban | Base |
| 1979-1986 | GMC | C1500 Suburban | High Sierra |
| 1979-1986 | GMC | C1500 Suburban | Sierra Classic |
| 1979-1982 | GMC | C1500 Suburban | Sierra Grande |
| 1976-1978 | GMC | Jimmy | Base |
| 1976-1978 | GMC | Jimmy | High Sierra |
| 1976-1978 | GMC | Jimmy | Sierra Classic |
| 1976-1978 | GMC | Jimmy | Sierra Grande |
| 1978 | GMC | Jimmy | Street Coupe |
| 1975-1978 | GMC | K15 Suburban | Base |
| 1975-1978 | GMC | K15 Suburban | High Sierra |
| 1975-1978 | GMC | K15 Suburban | Sierra Classic |
| 1975-1978 | GMC | K15 Suburban | Sierra Grande |
| 1973-1974 | GMC | K15/K1500 Suburban | Base |
| 1979-1986 | GMC | K1500 Suburban | Base |
| 1979-1986 | GMC | K1500 Suburban | High Sierra |
| 1979-1986 | GMC | K1500 Suburban | Sierra Classic |
| 1979-1982 | GMC | K1500 Suburban | Sierra Grande |
| 1980 | Oldsmobile | Cutlass | Base |
| 1980-1981 | Oldsmobile | Cutlass | Brougham |
| 1980-1981 | Oldsmobile | Cutlass | LS |
| 1978-1984 | Oldsmobile | Cutlass Calais | Base |
| 1983-1984 | Oldsmobile | Cutlass Calais | Hurst |
| 1980-1983 | Oldsmobile | Cutlass Cruiser | Base |
| 1980-1981 | Oldsmobile | Cutlass Cruiser | Brougham |
| 1978-1979,1985-1986 | Oldsmobile | Cutlass Salon | 442 |
| 1978-1980,1985-1987 | Oldsmobile | Cutlass Salon | Base |
| 1978-1980 | Oldsmobile | Cutlass Salon | Brougham |
| 1979 | Oldsmobile | Cutlass Salon | Hurst |
| 1987 | Oldsmobile | Cutlass Supreme | 442 |
| 1978-1987 | Oldsmobile | Cutlass Supreme | Base |
| 1978-1987 | Oldsmobile | Cutlass Supreme | Brougham |
| 1988 | Oldsmobile | Cutlass Supreme | Classic |
| 1988 | Oldsmobile | Cutlass Supreme | Classic Brougham |
| 1981,1985 | Oldsmobile | Cutlass Supreme | LS |
| 1967 | Pontiac | Firebird | 326 |
| 1968-1969 | Pontiac | Firebird | 350 |
| 1969 | Pontiac | Firebird | 350 HO |
| 1967-1969 | Pontiac | Firebird | 400 |
| 1967-1981,1993-2002 | Pontiac | Firebird | Base |
| 1970-1981 | Pontiac | Firebird | Esprit |
| 1970-1981 | Pontiac | Firebird | Formula |
| 1967-1968 | Pontiac | Firebird | HO |
| 1967-1969 | Pontiac | Firebird | Sprint |
| 1969-1981 | Pontiac | Firebird | Trans Am |
Choose your Location
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Atlus
1340 Cobb Dr, Unit 1, Eustis, FL 32736
352-234-4458
Mon – Fri: 8:30 am – 4:30 pm
Sat: 9:00 am – 2:00 pm
Sun: Closed
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The Atlus Price Guarantee
If you can find the part for a lower price from an authorized dealer/shop, we'll match the price! Reach out to Hello@AtlusAuto.com, our live chat located at the bottom right of your screen, or request an Atlas Price Guarantee, or visit our dedicated APG page to submit a request.
Flowmaster 2.25IN(O)/OUT(O) 40 Series Muffler
Note: Images are for illustrative purposes only. The actual product may vary in appearance or contents. Please read the full description and verify the item you're receiving.
This product will be available soon, but you can pre-order now to get on the list before others!
US Based Support - In Florida
30 Days Satisfaction Guarantee
Price Match
If you can find the part for a lower price from an authorized dealer/shop, we'll match the price! Reach out to Hello@AtlusAuto.com, our live chat located at the bottom of your screen, or request an Atlas Price Guarantee, or visit our dedicated APG page to submit a request.
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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 for you. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
WarrantyInstallation Instructions
- Excellent street/strip and off road application
- Durable fully-welded 16 gauge aluminized steel
- Aggressive sound exterior exhaust tone
- Noticeable interior resonance
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1975-1977 | Buick | Skylark | Base |
| 1976-1977 | Buick | Skylark | S |
| 1975-1977 | Buick | Skylark | SR |
| 1973-1974 | Chevrolet | C10 Suburban | Base |
| 1981-1986 | Chevrolet | C10 Suburban | Custom |
| 1975-1980 | Chevrolet | C10 Suburban | Custom Deluxe |
| 1981 | Chevrolet | C10 Suburban | Deluxe |
| 1975-1980,1982,1984-1986 | Chevrolet | C10 Suburban | Scottsdale |
| 1975-1980,1982-1986 | Chevrolet | C10 Suburban | Silverado |
| 1969-1980 | Chevrolet | Camaro | Base |
| 1979-1981 | Chevrolet | Camaro | Berlinetta |
| 2010-2013 | Chevrolet | Camaro | LS |
| 1973-1978,2010-2013 | Chevrolet | Camaro | LT |
| 1976-1978 | Chevrolet | Camaro | LT Rally Sport |
| 1976-1980 | Chevrolet | Camaro | Rally Sport |
| 1967,1969-1973,1975 | Chevrolet | Camaro | RS |
| 1981 | Chevrolet | Camaro | Sport |
| 1967-1972 | Chevrolet | Camaro | SS |
| 1970-1974,1977-1981 | Chevrolet | Camaro | Z28 |
| 1966-1972 | Chevrolet | Caprice | Base |
| 1973,1994-1996 | Chevrolet | Caprice | Classic |
| 1994 | Chevrolet | Caprice | Classic LS |
| 1973 | Chevrolet | Caprice | Estate |
| 1994-1996 | Chevrolet | Impala | SS |
| 1973-1974 | Chevrolet | K10 Suburban | Base |
| 1981-1986 | Chevrolet | K10 Suburban | Custom |
| 1975-1980 | Chevrolet | K10 Suburban | Custom Deluxe |
| 1981 | Chevrolet | K10 Suburban | Deluxe |
| 1975-1980,1982,1984-1986 | Chevrolet | K10 Suburban | Scottsdale |
| 1975-1977,1979-1980,1982-1983,1985-1986 | Chevrolet | K10 Suburban | Silverado |
| 1976 | Chevrolet | K5 Blazer | Base |
| 1976-1978 | Chevrolet | K5 Blazer | Cheyenne |
| 1977-1978 | Chevrolet | K5 Blazer | Custom Deluxe |
| 1978 | Chevrolet | K5 Blazer | Silverado |
| 2005-2007,2011-2013 | Chrysler | 300 | Base |
| 2005-2013 | Chrysler | 300 | C |
| 2012-2013 | Chrysler | 300 | C Luxury |
| 2005-2012 | Chrysler | 300 | Limited |
| 2008-2009 | Chrysler | 300 | LX |
| 2010,2012-2013 | Chrysler | 300 | S |
| 2009 | Chrysler | 300 | Signature Series |
| 2005-2010 | Chrysler | 300 | Touring |
| 2009-2014 | Dodge | Challenger | R/T |
| 2012 | Dodge | Challenger | R/T Classic |
| 2009-2011 | Dodge | Challenger | SE |
| 2012-2013 | Dodge | Challenger | SXT |
| 2012 | Dodge | Challenger | SXT Plus |
| 2006-2007 | Dodge | Charger | Base |
| 2010 | Dodge | Charger | R/T |
| 2006-2010 | Dodge | Charger | SE |
| 2006-2010 | Dodge | Charger | SXT |
| 2005-2008 | Dodge | Magnum | SE |
| 2005-2008 | Dodge | Magnum | SXT |
| 2005 | Dodge | Magnum | SXT Special Edition |
| 1987-1993 | Ford | Bronco | Custom |
| 1987-1996 | Ford | Bronco | Eddie Bauer |
| 1990-1996 | Ford | Bronco | XL |
| 1987-1992,1994-1996 | Ford | Bronco | XLT |
| 1993 | Ford | Bronco | XLT Lariat |
| 1992 | Ford | Bronco | XLT Nite |
| 1995-1996 | Ford | Bronco | XLT Sport |
| 2005-2013 | Ford | Mustang | Base |
| 1986-2004 | Ford | Mustang | GT |
| 2001 | Ford | Mustang | GT Bullitt |
| 1986-1993 | Ford | Mustang | LX |
| 1986 | Ford | Mustang | SVO |
| 2004 | Ford | Mustang | SVT Cobra |
| 2003 | Ford | Mustang | SVT Cobra 10th Anniversary |
| 1975-1978 | GMC | C15 Suburban | Base |
| 1975-1978 | GMC | C15 Suburban | High Sierra |
| 1975-1978 | GMC | C15 Suburban | Sierra Classic |
| 1975-1978 | GMC | C15 Suburban | Sierra Grande |
| 1973-1974 | GMC | C15/C1500 Suburban | Base |
| 1979-1986 | GMC | C1500 Suburban | Base |
| 1979-1986 | GMC | C1500 Suburban | High Sierra |
| 1979-1986 | GMC | C1500 Suburban | Sierra Classic |
| 1979-1982 | GMC | C1500 Suburban | Sierra Grande |
| 1976-1978 | GMC | Jimmy | Base |
| 1976-1978 | GMC | Jimmy | High Sierra |
| 1976-1978 | GMC | Jimmy | Sierra Classic |
| 1976-1978 | GMC | Jimmy | Sierra Grande |
| 1978 | GMC | Jimmy | Street Coupe |
| 1975-1978 | GMC | K15 Suburban | Base |
| 1975-1978 | GMC | K15 Suburban | High Sierra |
| 1975-1978 | GMC | K15 Suburban | Sierra Classic |
| 1975-1978 | GMC | K15 Suburban | Sierra Grande |
| 1973-1974 | GMC | K15/K1500 Suburban | Base |
| 1979-1986 | GMC | K1500 Suburban | Base |
| 1979-1986 | GMC | K1500 Suburban | High Sierra |
| 1979-1986 | GMC | K1500 Suburban | Sierra Classic |
| 1979-1982 | GMC | K1500 Suburban | Sierra Grande |
| 1980 | Oldsmobile | Cutlass | Base |
| 1980-1981 | Oldsmobile | Cutlass | Brougham |
| 1980-1981 | Oldsmobile | Cutlass | LS |
| 1978-1984 | Oldsmobile | Cutlass Calais | Base |
| 1983-1984 | Oldsmobile | Cutlass Calais | Hurst |
| 1980-1983 | Oldsmobile | Cutlass Cruiser | Base |
| 1980-1981 | Oldsmobile | Cutlass Cruiser | Brougham |
| 1978-1979,1985-1986 | Oldsmobile | Cutlass Salon | 442 |
| 1978-1980,1985-1987 | Oldsmobile | Cutlass Salon | Base |
| 1978-1980 | Oldsmobile | Cutlass Salon | Brougham |
| 1979 | Oldsmobile | Cutlass Salon | Hurst |
| 1987 | Oldsmobile | Cutlass Supreme | 442 |
| 1978-1987 | Oldsmobile | Cutlass Supreme | Base |
| 1978-1987 | Oldsmobile | Cutlass Supreme | Brougham |
| 1988 | Oldsmobile | Cutlass Supreme | Classic |
| 1988 | Oldsmobile | Cutlass Supreme | Classic Brougham |
| 1981,1985 | Oldsmobile | Cutlass Supreme | LS |
| 1967 | Pontiac | Firebird | 326 |
| 1968-1969 | Pontiac | Firebird | 350 |
| 1969 | Pontiac | Firebird | 350 HO |
| 1967-1969 | Pontiac | Firebird | 400 |
| 1967-1981,1993-2002 | Pontiac | Firebird | Base |
| 1970-1981 | Pontiac | Firebird | Esprit |
| 1970-1981 | Pontiac | Firebird | Formula |
| 1967-1968 | Pontiac | Firebird | HO |
| 1967-1969 | Pontiac | Firebird | Sprint |
| 1969-1981 | Pontiac | Firebird | Trans Am |
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