Special Offers

Flowmaster's Super 44 muffler delivers a powerful rich tone and is the most aggressive, deepest sounding, highest performing 2 chamber street muffler we've ever built! Available in 409S Stainless Steel with a Lifetime Limited Warranty, these mufflers feature our advanced Delta Flow Technology design and are fully MIG-welded for maximum durability. This new dual in/single out configuration is perf..

Flowmaster's Super 44 muffler delivers a powerful rich tone and is the most aggressive, deepest sounding, highest performing 2-chamber street muffler we've ever built! Available in 409S Stainless Steel with a Lifetime Limited Warranty, these mufflers feature our advanced Delta Flow Technology design and are fully MIG-welded for maximum durability. This new dual in/dual out design is perfect for ap..

Flowmaster's Super 44 muffler uses the same Delta Flow technology found in our larger Super 40 mufflers. The Super 44 delivers a rich powerful tone and are the most aggressive, highest performing street muffler we've ever built in a four inch case. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.Features:Race proven patented Delta Flow technologyRecent two ..

The Super 44 delivers a powerful rich tone and is the most aggressive, deepest sounding, highest performing four-inch case street muffler we've ever built! Available in 409S Stainless Steel with a Lifetime Limited Warranty, these mufflers feature our advanced Delta Flow Technology design and are fully MIG-welded for maximum durability.Features:Premium Quality409S Stainless Steel ConstructionAggres..

Flowmaster's Super 44 muffler uses the same Delta Flow technology found in our larger Super 40 mufflers. The Super 44 delivers a rich powerful tone and are the most aggressive, highest performing street muffler we've ever built in a four inch case. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.Features:Race proven patented Delta Flow technologyRecent two ..

The three chamber design utilizes Flowmaster's patented 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 409S stainless steel and fully MIG welded for maximum durability.Features:Improved Horsepower, Torque and ..

The three chamber design utilizes Flowmaster's patented 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 409S stainless steel and fully MIG welded for maximum durability.Features:Improved Horsepower, Torque and ..

Flowmaster's latest version of its popular 80 Series Crossflow Muffler has a 2.50 inch inlet and outlet on the same end of the muffler case. This muffler utilizes a smaller 4.0 inch by 9.5 inch by 13.0 inch case for easier fitment on various applications and is intended for use on vehicles where a side exit in front of the rear tires is desired. Delivering a moderate to aggressive tone, this muffl..

Flowmaster's latest version of its popular Super 10 Series muffler is now offered in a crossflow design. This 409S Stainless Steel muffler is designed to be mounted transversely and has a 2.50 inch inlet and dual 2.50 inch outlets. Like all Super 10 Series mufflers, this single chamber design delivers a powerful and aggressive tone inside and outside of the vehicle. This muffler is backed by Fl..

The 80 series is a cross-flow design for applications where the muffler is mounted transversely behind the rear end. Delivering an aggressive muscle car sound both inside and outside the vehicle, this is an excellent replacement for Camaros and Firebirds with transverse mufflers. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.Features:Cross Flow Applicatio..

This kit will allow you to limit the amount of vacuum advance that occurs while stop and go driving! This is designed for the Street Fire HEI and MSD HEI Distributors.Features:Fits Street-Fire HEIFits MSD HEI DistributorsBrandMSDEmission Code5Product TypeDistributors and ComponentsPart Number84281..

Super 10 Series 409S stainless steel, single chamber mufflers. Intended for customers who desire the loudest and most aggressive sound that they can find. Because these mufflers are so aggressive, they are recommended only for off highway use and not for street driven vehicles. These mufflers utilize the same patented Delta Flow technology that is found in Flowmaster's other Super series mufflers ..

Super 10 Series 409S stainless steel, single chamber mufflers. Intended for customers who desire the loudest and most aggressive sound they can find. Because these mufflers are so aggressive, they are recommended only for off highway use and not for street driven vehicles. These mufflers utilize the same patented Delta Flow technology that is found in Flowmaster's other Super series mufflers to de..

Flowmaster's Super 10 Series 409S Stainless Steel, Single Chamber mufflers are intended for customers who desire the loudest and most aggressive sound they can find. Because these mufflers are so aggressive, they are recommended only for off highway use and not for street driven vehicles. These mufflers utilize the same patented Delta Flow technology that is found in Flowmaster's other Super serie..

This two chamber design incorporates Flowmaster's patented Delta Flow technology. The Delta deflectors generate increased scavenging for better performance and reduced interior sound. Milder exterior tone and reduced interior resonance over standard 40 series. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.Features:No internal packing to blowoutExcellent S..

The Delta Force 40 series race mufflers utilize Flowmaster's patented Delta Flow technology and feature excellent power characteristics with good sound reduction qualities. Recommended for all racing applications where mufflers are required with a substantial decibel reduction over open headers. Please call the Flowmaster tech-line for assistance with specific decibel requirements and applications..

This two chamber design incorporates Flowmaster's patented Delta Flow technology. The Delta deflectors generate increased scavenging for better performance and reduced interior sound. Milder exterior tone and reduced interior resonance over standard 40 series. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.Features:No internal packing to blowoutExcellent S..

Flowmaster's Super 44 muffler uses the same Delta Flow technology found in our larger Super 40 mufflers. The Super 44 delivers a rich powerful tone and are the most aggressive, highest performing street muffler we've ever built in a four inch case. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.Features:Race proven patented Delta Flow technologyRecent two ..

Flowmaster's Super 44 muffler uses the same Delta Flow technology found in our larger Super 40 mufflers. The Super 44 delivers a rich powerful tone and are the most aggressive, highest performing street muffler we've ever built in a four inch case. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.Features:Race proven patented Delta Flow technologyRecent two ..

Flowmaster's Super 44 muffler uses the same Delta Flow technology found in our larger Super 40 mufflers. The Super 44 delivers a rich powerful tone and are the most aggressive, highest performing street muffler we've ever built in a four inch case. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.Features:Race proven patented Delta Flow technologyRecent two ..