Race Mufflers

To address the increasing number of tracks around the country that are coming under pressure to regulate sound emissions, the Flowmaster Engineering team went to the drawing board with three goals; Maximum power, Maximum decibel reduction and Minimal weight. This exciting new line of race mufflers is the result of literally decades of Flowmaster involvement in the racing industry and were truly bo..

The Pro Series mufflers work on all applications ranging from street trucks, diesel pullers and RV pushers to every class of racing on dirt or asphalt. During development, at the dyno and track, the Pro Series mufflers consistently delivered performance that is equal to or surpasses open pipe systems, while dramatically reducing sound levels across the RPM range.Features:High horsepower apps inclu..

The Pro Series mufflers work on all applications ranging from street trucks, diesel pullers and RV pushers to every class of racing on dirt or asphalt. During development, at the dyno and track, the Pro Series mufflers consistently delivered performance that is equal to or surpasses open pipe systems, while dramatically reducing sound levels across the RPM range.Features:High horsepower apps inclu..

Outlaw mufflers are designed to be connected directly to the header collectors or can be added into an existing exhaust system. Recommended for racing applications where a muffler is required without a set decibel limit to be met. Please call the Flowmaster tech-line for assistance with specific decibel requirements and applications.Features:No internal packing to blowoutMinimal decibel reduction ..

Outlaw mufflers are designed to be connected directly to the header collectors or can be added into an existing exhaust system. Recommended for racing applications where a muffler is required without a set decibel limit to be met. Please call the Flowmaster tech-line for assistance with specific dB requirements and applications.Features:No internal packing to blowoutMinimal decibel reduction - rac..

Outlaw mufflers are designed to be connected directly to the header collectors or can be added into an existing exhaust system. Recommended for racing applications where a muffler is required without a set decibel limit to be met. Please call the Flowmaster tech-line for assistance with specific dB requirements and applications.Features:No internal packing to blowoutMinimal decibel reduction - rac..

Outlaw mufflers are designed to be connected directly to the header collectors or can be added into an existing exhaust system. Recommended for racing applications where a muffler is required without a set decibel limit to be met. Please call the Flowmaster tech-line for assistance with specific dB requirements and applications.Features:No internal packing to blowoutMinimal decibel reduction - rac..

Single chamber. The 10 Series race mufflers are intended for racing applications and utilize Flowmaster's patented Delta Flow technology for maximum performance. Recommended for racing applications where a muffler is required without a set decibel limit to be met. Will provide a noticeable dB reduction over open headers. Please call the Flowmaster tech-line for assistance with specific dB requirem..

The Delta Force 30 series race mufflers utilize Flowmaster's patented Delta Flow technology and are designed for race applications needing to meet the most stringent decibel level requirements at the track. These mufflers have excellent power characteristics with maximum sound reduction qualities. Please call the Flowmaster tech-line for assistance with specific dB requirements and applications.Fe..

Through years of racing and partnerships with leading race sanctioning bodies, Flowmaster has developed these specialty mufflers that have been specifically engineered for race vehicles in organizations such as NASCAR, ARCA, and the W.O.O. sprint car series. These include race mufflers for low ground clearance, special race fuels, packaging restraints, etc.Features:Race proven patented Delta Flow ..

Outlaw series - Outlaw mufflers are designed to be connected directly to the header collectors or can be added into an existing exhaust system. Recommended for racing applications where a muffler is required without a set decibel limit to be met. Please call the Flowmaster tech-line for assistance with specific dB requirements and applications.Features:Premium QualityFlowmaster QualityOver the axl..

Outlaw series - Outlaw mufflers are designed to be connected directly to the header collectors or can be added into an existing exhaust system. Recommended for racing applications where a muffler is required without a set decibel limit to be met. Please call the Flowmaster tech-line for assistance with specific dB requirements and applications.Features:Compact DesignHigh Temperature Ceramic Coatin..

Flowmaster's new 3.00 inch Outlaw Race Muffler is intended for race classes requiring mufflers but do not have a set sound reduction rule. The muffler has a 4.00 inch diameter body that is 10.50 inches long. The muffler is constructed with 409S Stainless Steel.Features:Flowmaster ReliabilityRace proven technologyAggressive performance toneStainless steel constructionBody Height (in)4BrandFlowmaste..

Flowmaster's new 3.00 inch Outlaw "Shorty" Race Muffler is intended for race classes requiring mufflers but do not have a set sound reduction rule. The muffler has a 4.00 inch diameter body that is only 6.50 inches long. The muffler is constructed with 409S Stainless Steel.Body Height (in)4Body Length (in)6.5Body Width (in)4BrandFlowmasterCalifornia Proposition 65 Chemical NameChromium (hexavalent..

Flowmaster's stainless steel Outlaw mufflers are the ideal solution for race classes requiring mufflers but having no set sound specifications. Available in two lengths, the Outlaw and Outlaw shorty mufflers provide minimal sound reduction with no performance penalty. These small, light mufflers can be installed directly on your header collectors, or mounted in a full exhaust system depending on y..

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..

The Delta Force 50 series race mufflers utilize Flowmaster's patented Delta Flow technology and feature excellent power characteristics with good sound reduction qualities and are constructed for race applications that have strict decibel level requirements to adhere to. Please call the Flowmaster tech-line for assistance with specific decibel requirements and applications.Features:Race proven pat..

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..

Single chamber. The 10 Series race mufflers are intended for racing applications and utilize Flowmaster's patented Delta Flow technology for maximum performance. Recommended for racing applications where a muffler is required without a set decibel limit to be met. Will provide a noticeable dB reduction over open headers. Please call the Flowmaster tech-line for assistance with specific dB requirem..

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..