
Flowmaster 42541 2-1/2 Inch Muffler, Offset Inlet/Centered Outlet
Universal Fit, 2.50" Inlet Diameter, 2.50" Outlet Diameter, 19.20" Overall Length, Steel, Black







- Designed to be the most aggressive sounding street and strip muffler in Flowmasters product line
- It will generate extreme interior resonance within the vehicle
- Mufflers take the sound waves produced in the exhaust, and cancel them against angled baffles built into the muffler case
- Will improve both horsepower and fuel economy
- Made of 16 gauge, aluminized steel with a black finish
Details
Info
The American Thunder 40 Series is the most aggressive sounding street and strip muffler in Flowmasters product line. The 40 Series will generate extreme interior resonance within the vehicle. If you want to really hear your exhaust system inside as well as outside your vehicle the 40 Series is for you. These mufflers take the sound waves produced in the exhaust, and cancel them against angled baffles built into the muffler case. This improves both horsepower and fuel economy.
The Flowmaster 40 Series two chamber muffler is the original bad boy for street/strip cars. Made of 16 gauge, aluminized steel, the unique design cancels out noise, but makes big power.
- 40 Series Muffler
- Offset inlet/centered outlet
- 2-1/2" Diameter
- 19" long, 9-3/4" wide and 4" thick
- Body alone is 13" long
- 16 gauge, aluminized steel
- Most aggressive sound in the Flowmaster muffler line
- Use on street or strip vehicles
- More power and less noise
- Sold each
Item Details
Offset inlet/centered outletApplication
- Off road and race applictions
- Aggressive tone for early street/strip cars
- Early generation muscle cars
- Vehicles with dual exhuast
- Fits:
42441 1978 - 1987 Buick Regal
42441 1973 - 1977 Buick Skylark
42441 1955 - 1957 Chevrolet Bel Air/Two-Ten Series/One-Fifty Series
42441 1984 - 1996 Chevrolet Beretta
42441 1987 - 1996 Chevrolet Beretta
42441 1967 - 1981 Chevrolet Camaro
42441 1971 - 1976 Chevrolet Caprice/Impala/SS
42441 1984 - 1996 Chevrolet Cavalier/Z24
42441 1973 - 1977 Chevrolet Chevelle/Malibu/El Camino/Monte Carlo
42441 1962 - 1974 Chevrolet Chevy II/Nova
42441 1987 - 1996 Chevrolet Corsica
42441 1963 - 1982 Chevrolet Corvette
42441 1995 - 2004 Chevrolet Monte Carlo
42441 1978 - 1987 Chevrolet Monte Carlo/El Camino
42441 1981 - 1987 Chevrolet/GMC C10/C/20/K10/K20 Suburban
42441 1981 - 1987 Chevrolet/GMC C10/C20/C30/K10/K20/K30 Pickup
42441 2000 - 2004 Chrysler PT Cruiser
42441 1970 - 1974 Dodge Challenger
42441 1962 - 1974 Dodge Charger/Coronet/Super Bee
42441 1964 - 1974 Dodge Dart/Demon/Swinger
42441 1984 - 1993 Dodge Daytona
42441 1998 - 2000 Ford Crown Victoria
42441 1991 - 1996 Ford Escort/GT
42441 1975 - 1983 Ford F-100/F-250/F-350 Pickup
42441 1960 - 1974 Ford Fairlane/Torino/Galaxie
42441 2000 - 2002 Ford Focus ZX3
42441 1964 - 1973 Ford Mustang
42441 1967 - 1973 Mercury Cougar
42441 1973 - 1977 Oldsmobile 442/Cutlass
42441 1964 - 1969 Plymouth Barracuda
42441 1962 - 1974 Plymouth Belvedere/GTX/Roadrunner/Satellite
42441 1970 - 1974 Plymouth Cuda
42441 2000 - 2004 Plymouth Neon
42441 1964 - 1969 Plymouth Valiant/Duster
42441 1970 - 1974 Plymouth Valiant/Duster
42441 1967 - 1981 Pontiac Firebird/Trans Am
42441 1985 - 1996 Pontiac Grand Am
42441 1978 - 1987 Pontiac Grand Prix
42441 1997 - 2003 Pontiac Grand Prix/GTP
42441 1973 - 1977 Pontiac GTO/Le Mans/Grand Am
Important Messages
- Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
More Like This
-
Flowmaster 42441 2-1/4 Inch Muffler, Offset Inlet/Centered Outlet
-
Flowmaster Mufflers 42443 40 Series 2.25 In. Muffler, Offset In/Outlet
-
Flowmaster 43041 40 Series 3 In. Muffler, Offset Inlet-Centered Outlet
-
Flowmaster 425404 40 Series Muffler, 2.50 IN(D)/OUT(D)
-
Flowmaster Mufflers 43043 40 Series Muffler, Offset Inlet/Outlet, 3 In
-
Flowmaster 425403 40 Series Muffler 2.50 Dual In, 3.00 Center Out
-
Flowmaster Mufflers 42543 40 Series 2.5 Inch Muffler, Offset In/Outlet
-
Flowmaster 42542 40 Series Muffler, 2.50 In/Out
-
Flowmaster 42442 40 Series Muffler, 2.25 In/Out
-
Flowmaster 12518409 Hushpower II 409 Muffler 2.5 Inch ID, 18 Inch Case
Reviews
Q & A
-
-
Pat shows that exhaust can make a difference on even your daily driver. Check out this video of Pat with the Hooker Muffler installed on his '03 Suburban.
-
If you're ready to get your street machine sounding as good as it looks, it's important to know how each muffler will affect your sound and performance. Take a listen and decide which muffler is best for your rod.