Flowmaster 817481 Cat-back System 409S - Dual Rear Exit - American Thunder - Aggressive Sound

• Mandrel bent 16 gauge 409 stainless tubing
• Aggressive and powerful exterior exhaust tone
• Includes hangers and hardware for easy installation
• Connects after factory catalytic converter
• Dyno tuned for maximum performance

For the person who is looking for a complete cat-back dual exhaust system with an aggressive tone. With easy fit in mind, these systems are mandrel bent for maximum performance and include specially selected mufflers. American Thunder systems deliver a moderate to aggressive interior and exterior tone and are suited to the enthusiast who wants their performance to be heard. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit,

Flowmaster 817481 Cat-back System 409S - Dual Rear Exit - American Thunder - Aggressive Sound

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Flowmaster 430402 40 Series Muffler - 3.00 Center IN / 2.50 Dual OUT - Aggressive Sound

• Durable fully welded 16 gauge alumInized steel
• Aggressive and powerful exterior exhaust tone
• Notable Interior resonance
• Excellent street, strip and off road application
• No Internal packIng to blowOut

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.

Flowmaster 430402 40 Series Muffler - 3.00 Center IN / 2.50 Dual OUT - Aggressive Sound

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Flowmaster 42543 40 Series Muffler - 2.50 Offset IN / 2.50 Offset OUT - Aggressive Sound

• Durable fully welded 16 gauge alumInized steel
• Aggressive and powerful exterior exhaust tone
• Notable Interior resonance
• Excellent street, strip and off road application
• No Internal packIng to blowOut

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 for you. Constructed of 16 gauge alumInized steel and fully MIG welded for maximum durability.

Flowmaster 42543 40 Series Muffler - 2.50 Offset IN / 2.50 Offset OUT - Aggressive Sound

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Flowmaster 42541 40 Series Muffler - 2.50 Offset IN / 2.50 Center OUT - Aggressive Sound

• Durable fully welded 16 gauge alumInized steel
• Aggressive and powerful exterior exhaust tone
• Notable Interior resonance
• Excellent street, strip and off road application
• No Internal packIng to blowOut

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 for you. Constructed of 16 gauge alumInized steel and fully MIG welded for maximum durability.

Flowmaster 42541 40 Series Muffler - 2.50 Offset IN / 2.50 Center OUT - Aggressive Sound

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Flowmaster 942447 Super 44 Muffler - 2.25 Center IN / 2.25 Offset OUT - Aggressive Sound

• Deep aggressive exhaust note
• Noticeable Interior resonance
• Recent two chamber improvement
• Race proven patented delta flow technology
• No Internal packIng to blowOut

Flowmaster Super 44 muffler uses the same delta flow technology found In our larger Super 40 mufflers. The Super 44 delivers a powerful rich tone and is the most aggressive, deepest soundIng, highest performIng four Inch case street muffler Flowmaster has ever built. Constructed of 16 gauge alumInized steel and fully MIG welded for maximum durability.

Flowmaster 942447 Super 44 Muffler - 2.25 Center IN / 2.25 Offset OUT - Aggressive Sound

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Flowmaster 817479 Cat-back System 409S - Dual Rear Exit - American Thunder - Aggressive Sound

• Mandrel bent 16 gauge 409 stainless tubing
• Aggressive and powerful exterior exhaust tone
• Includes hangers and hardware for easy installation
• Connects after factory catalytic converter
• Dyno tuned for maximum performance

For the person who is looking for a complete cat-back dual exhaust system with an aggressive tone. With easy fit in mind, these systems are mandrel bent for maximum performance and include specially selected mufflers. American Thunder systems deliver a moderate to aggressive interior and exterior tone and are suited to the enthusiast who wants their performance to be heard. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit,

Flowmaster 817479 Cat-back System 409S - Dual Rear Exit - American Thunder - Aggressive Sound

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Flowmaster 17112 Cat-back System - Dual Rear Exit - American Thunder - Aggressive Sound

• Mandrel bent 16ga aluminized tubing
• Aggressive and powerful exterior exhaust tone, Aluminized OEM Style Tips
• Includes hangers and hardware for easy installation
• Connects after factory catalytic converter
• Dyno tuned for maximum performance

For the person who is looking for a complete cat-back dual exhaust system with an aggressive tone. With easy fit in mind, these systems are mandrel bent for maximum performance and include specially selected mufflers. American Thunder systems deliver a moderate to aggressive interior and exterior tone and are suited to the enthusiast who wants their performance to be heard. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit,

Flowmaster 17112 Cat-back System - Dual Rear Exit - American Thunder - Aggressive Sound

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Flowmaster 817480 Cat-back System 409S - Dual Rear Exit - American Thunder - Aggressive Sound

• Mandrel bent 16 gauge 409 stainless tubing
• Aggressive and powerful exterior exhaust tone
• Includes hangers and hardware for easy installation
• Connects after factory catalytic converter
• Dyno tuned for maximum performance

For the person who is looking for a complete cat-back dual exhaust system with an aggressive tone. With easy fit in mind, these systems are mandrel bent for maximum performance and include specially selected mufflers. American Thunder systems deliver a moderate to aggressive interior and exterior tone and are suited to the enthusiast who wants their performance to be heard. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit,

Flowmaster 817480 Cat-back System 409S - Dual Rear Exit - American Thunder - Aggressive Sound

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Flowmaster 9430452 Super 44 Muffler - 3.00 Center IN / 2.50 Dual OUT - Aggressive Sound

• Deep aggressive exhaust note
• Noticeable interior resonance
• Recent two chamber improvement
• Race proven patented delta flow technology
• No internal packing to blow-out

Flowmaster’s Super 44 muffler uses the same Delta Flow technology found in our larger Super 40 mufflers. 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. Constructed of 16-gauge aluminized steel and fully MIG-welded for maximum durability.

Flowmaster 9430452 Super 44 Muffler - 3.00 Center IN / 2.50 Dual OUT - Aggressive Sound

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Flowmaster 9425472 Super 44 Muffler - 2.50 Center IN / 2.50 Dual OUT - Aggressive Sound

• Deep aggressive exhaust note
• Noticeable interior resonance
• Recent two chamber improvement
• Race proven patented delta flow technology
• No internal packing to blow-out

Flowmaster’s Super 44 muffler uses the same Delta Flow technology found in our larger Super 40 mufflers. 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. Constructed of 16-gauge aluminized steel and fully MIG-welded for maximum durability.

Flowmaster 9425472 Super 44 Muffler - 2.50 Center IN / 2.50 Dual OUT - Aggressive Sound

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Flowmaster 953047 Super 40 Muffler - 3.00 Center IN / 3.00 Offset OUT - Aggressive Sound

• Deep aggressive to moderate exhaust note
• Moderate interior resonance
• Excellent performance on high horsepower vehicles
• Race proven patented delta flow technology
• No internal packing to blow-out

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 the 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 aluminized steel and fully MIG-welded for maximum durability.

Flowmaster 953047 Super 40 Muffler - 3.00 Center IN / 3.00 Offset OUT - Aggressive Sound

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