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425404 | 2.50 IN(D)/OUT(D) 40 SERIESclose
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 is for you. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.Features:No internal packing to blowoutExcellent Street/Strip and Off Road applicationAggressive Sound Exterior Exhaust ToneDurable fully welded 16 ..
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42582 | 2.5"IN(D)/OUT(D) 80 SERIESclose
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 & Firebirds with transverse mufflers. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.Features:Cross Flow ApplicationsThe ..
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525552 | 2.5 IN(C)/OUT(D) 50 SERIES SUV/PFclose
The Super 50 series muffler is a larger version of Flowmaster's 50 series Delta Flow muffler. Originally designed for trucks and SUV's, it is also well suited to muscle car and high performance applications. In addition, the larger case size significantly reduces interior resonance and provides a deep, rich tone along with mileage and power gains. Constructed of 16 gauge aluminized steel and fully..
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530504 | 3"IN(D)/2.5"OUT(D) 50 SERIES BBclose
The 50 Series Big Block muffler is made for more than just big cubic inch engine applications. Its large case size with internal tuning chamber provides mileage and power gains along with maximum sound control for a quiet interior tone, even under heavy loads. Well suited to heavy duty vehicles such as full size trucks, SUV's, RVs, and tow vehicles. Constructed of 16 gauge aluminized steel and ful..
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530552 | 3 IN(C)/2.5 OUT(D) SUPER 50close
The Super 50 series muffler is a larger version of Flowmaster's 50 series Delta Flow muffler. Originally designed for trucks and SUV's, it is also well suited to muscle car and high performance applications. In addition, the larger case size significantly reduces interior resonance and provides a deep, rich tone along with mileage and power gains. Constructed of 16 gauge aluminized steel and fully..
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530702 | 3 IN(C)/2.5 OUT(D) 70 SERIES BBIIclose
The 70 series utilizes Flowmaster's patented Delta Flow technology and an enlarged case for improved sound control along with mileage and power gains. Perfect for use on trucks, SUV's, RVs, tow vehicles and high performance street cars where space allows. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.Features:Improved Horsepower, Torque and Engine EfficiencyR..
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530722 | 3 IN(C)/2.25 OUT(D) 70 SERIES BBIIclose
The 70 series utilizes Flowmaster's patented Delta Flow technology and an enlarged case for improved sound control along with mileage and power gains. Perfect for use on trucks, SUV's, RVs, tow vehicles and high performance street cars where space allows. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.Features:Improved Horsepower, Torque and Engine EfficiencyR..
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72198 | 3"IN(C)/2.5"OUT(D), 4x9x14, FLOW FXclose
The FlowFX series muffler delivers a moderate performance sound level for the enthusiast looking for an exhaust tone that is different from the "chambered" muffler sound that Flowmaster is famous for. These straight through style mufflers feature a 409S stainless steel case and the quality you would expect from Flowmaster.Features:Flowmaster qualityStraight through designModerate exterior perform..
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72288 | 3"IN(C)/2.5"OUT(D), 4x9x18, FLOW FXclose
The FlowFX series mufflers deliver a moderate performance tone for the enthusiast looking for an exhaust note that is different from the "chambered" muffler sound. The interior features a large "straight-through" stainless steel perforated core, surrounded with high temperature sound absorption materials delivering a deep mellow tone. The internal flow design is reversible, so the muffler can be i..
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80430402 | 3IN(C)/2.5OUT(D) 40 SERIES 409Sclose
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 is for you. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.Features:Excellent Street/Strip and Off Road applicationNoticeable interior resonanceAggressive Sound Exterior Exhaust ToneDurable fully welded ..
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8425152 | 2.5 IN(C)/2.25 OUT(D) SUPER 10 409Sclose
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..
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8425154 | 2.5IN(D)/2.5OUT(D) SUPER 10 409Sclose
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 seri..
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8425454 | 2.5 IN(D)/2.5 OUT(D) SUPER 44 409Sclose
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..
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8425810 | 2.5 IN(O)/OUT(D) 10 SERIES CROSSFLOW 409close
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..
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8430152 | 3IN(C)/2.5OUT(D) SUPER 10 409Sclose
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..
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8430402 | 3 IN(C)/2.5 OUT(D) DELTA 40 409Sclose
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..
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8430452 | 3 IN(C)/2.5 OUT(D) SUPER 44 409Sclose
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 ..
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8430502 | 3 IN(C)/2.5 OUT(D) 50 SERIES DF 409Sclose
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 ..
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8525454 | 2.5 IN(D)/2.5 OUT(D) SUPER 40 409Sclose
The Super 40 features Flowmaster's Delta Flow technology. It's larger case profile provides the best of both worlds of performance and sound. The Super 40 has that deep powerful sound of the Original 40 series but with all the benefits of performance and low interior resonance from the Delta Flow technology. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.F..
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8530452 | 3 IN(C)/2.5 OUT(D) SUPER 40 409Sclose
The Super 40 features Flowmaster's Delta Flow technology. It's larger case profile provides the best of both worlds of performance and sound. The Super 40 has that deep powerful sound of the Original 40 series but with all the benefits of performance and low interior resonance from the Delta Flow technology. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.F..
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