Flowmaster 2.5IN(O)/OUT(C) 50 Series DF Muffler

The three chamber design utilizes Flowmaster's Delta Flow® technology along with an internal tuning chamber to reduce sound inside the vehicle. Provides the same performance and exterior tone characteristics as the two chamber, but with less interior resonance. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability. 50 Delta Flow® - 2.50 Offset In / 2.50 Center Out - Moderate Sound Universal Muffler - Some adaptation may be required.

• Improved Horsepower, Torque and Engine Efficiency
• Excellent choice for Street Rod cars and trucks
• Mild interior resonance
• Moderate Sound

The Flowmaster 942551 50 Series Delta Flow universal muffler uses a three-chamber design with Delta Flow® technology and an internal tuning chamber to help reduce sound inside the vehicle. It delivers performance and exterior tone characteristics similar to a two-chamber muffler while providing less interior resonance, making it a practical choice for street-driven cars, trucks, and custom exhaust applications.
Constructed from durable 16-gauge aluminized steel, the muffler is fully MIG welded for lasting strength and dependable service. Its moderate sound level provides an aggressive exterior tone without excessive cabin noise, while the internal tuning chamber helps create a more comfortable driving experience. The Flowmaster 942551 is designed to support improved horsepower, torque, and engine efficiency when integrated into a properly matched exhaust system.
This universal muffler features a 2.5-inch offset inlet and a 2.5-inch center outlet. Some exhaust-system adaptation may be required for installation, including modifications to pipes, hangers, or connections. The Flowmaster 50 Series Delta Flow is well suited for street rod cars, classic vehicles, trucks, and other custom builds. Fitment information includes select Dodge Charger, Chevrolet Corvette, and Jeep CJ5 applications; verify exhaust routing and available clearance before installation.

Features:

• Three-chamber design with Flowmaster Delta Flow® technology

• Internal tuning chamber helps reduce interior resonance

• Moderate exterior sound with a milder cabin tone

• 2.5-inch offset inlet and 2.5-inch center outlet

• Constructed from durable 16-gauge aluminized steel

• Fully MIG welded for maximum durability

• Designed to support improved horsepower, torque, and engine efficiency

• Excellent choice for street rods, cars, trucks, and custom exhaust systems

• Universal fit; some adaptation may be required

Fitment:
Chevrolet Corvette Base 1974
Chevrolet Corvette Base 1977
Chevrolet Corvette Base 1978
Chevrolet Corvette Base 1979
Chevrolet Corvette Base 1980
Chevrolet Corvette Base 1981
Chevrolet Corvette Base 1982
Chevrolet Corvette Collector's Edition 1982
Chevrolet Corvette Indianapolis 500 Pace Car 1978
Chevrolet Corvette Silver Anniversary Edition 1978
Chevrolet Corvette Stingray 1976
Chevrolet S10 Base 1998
Chevrolet S10 Base 1999
Chevrolet S10 Base 2000
Chevrolet S10 Base 2001
Chevrolet S10 Base 2002
Chevrolet S10 LS 1998
Chevrolet S10 LS 1999
Chevrolet S10 LS 2000
Chevrolet S10 LS 2001
Chevrolet S10 LS 2002
Chevrolet S10 SS 1998
Chevrolet S10 Xtreme 1999
Chevrolet S10 Xtreme 2000
Chevrolet S10 Xtreme 2001
Chevrolet S10 Xtreme 2002
Chevrolet S10 ZR2 1998
Chevrolet S10 ZR2 1999
Chevrolet S10 ZR2 2000
Chevrolet S10 ZR2 2001
Chevrolet S10 ZR2 2002
Chevrolet S10 ZR5 2002
Dodge Charger SE 2011
Dodge Charger SE 2012
Dodge Charger SE 2013
Dodge Charger SXT 2012
Dodge Charger SXT 2013
Dodge Charger SXT Plus 2012
Jeep CJ5 Base 1979
Jeep CJ5 Base 1980
Jeep CJ5 Base 1981
Jeep CJ5 Base 1982
Jeep CJ5 Base 1983
Jeep CJ5 Golden Eagle 1979
Jeep CJ5 Golden Eagle 1980
Jeep CJ5 Laredo 1980
Jeep CJ5 Laredo 1981
Jeep CJ5 Laredo 1982
Jeep CJ5 Laredo 1983
Jeep CJ5 Limited 1982
Jeep CJ5 Limited 1983
Jeep CJ5 Renegade 1979
Jeep CJ5 Renegade 1980
Jeep CJ5 Renegade 1981
Jeep CJ5 Renegade 1982
Jeep CJ5 Renegade 1983
Jeep CJ7 Base 1979
Jeep CJ7 Base 1980
Jeep CJ7 Base 1981
Jeep CJ7 Base 1982
Jeep CJ7 Base 1983
Jeep CJ7 Base 1984
Jeep CJ7 Base 1985
Jeep CJ7 Base 1986
Jeep CJ7 Golden Eagle 1979
Jeep CJ7 Golden Hawk 1980
Jeep CJ7 Laredo 1980
Jeep CJ7 Laredo 1981
Jeep CJ7 Laredo 1982
Jeep CJ7 Laredo 1983
Jeep CJ7 Laredo 1985
Jeep CJ7 Laredo 1986
Jeep CJ7 Limited 1982
Jeep CJ7 Limited 1983
Jeep CJ7 Renegade 1979
Jeep CJ7 Renegade 1980
Jeep CJ7 Renegade 1981
Jeep CJ7 Renegade 1982
Jeep CJ7 Renegade 1983
Jeep CJ7 Renegade 1984
Jeep CJ7 Renegade 1985
Jeep CJ7 Renegade 1986
Plymouth Belvedere II Base 1965
Plymouth Belvedere II Base 1966
Plymouth Belvedere II Base 1967