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Cat-back System 409S - Dual Rear Exit - American Thunder - Moderate Sound

Flowmaster Product Information
Part #
Exhaust Kits - American Thunder Kit
Warranty File
For assistance selecting the correct part for your application, you may call our Sales Department at 707-544-4761
Product Specification
Application Note2011 to 2014 Dodge Durango R/T and other models with a 5.7L V8 engine.
Features For the person who wants the look of a traditional dual exhaust system with all the benefits that a Flowmaster Cat-back exhaust system provides, D.O.R. (Dual out rear) systems are the perfect choice. American Thunder systems deliver a moderate interior and exterior tone and are suited to customers looking for efficiency improvements without a lot of noise. Especially recommended for daily driver and towing applications. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation.

✓ Mandrel bent 16 gauge 409 stainless tubing
✓ Moderate exterior exhaust tone
✓ Includes hangers and hardware for easy installation
✓ Connects after factory catalytic converter
✓ Dyno tuned for maximum performance
✓ Premium Flowmaster quality

Product Attributes
2WD/4WDRWD/AWDExhaust seriesAmerican Thunder
Exit positionDual Rear ExitHeat shieldNone
Inlet diameter (inches)2.50MaterialStainless Steel
Muffler part numberKit OnlyMuffler quantity2
Muffler series60 Series Delta FlowOutlet diameter (inches)3.00
Outlet positionDualSound levelModerate Sound
System typeCat-back SystemTip diameter (inches)4.00
Tip quantity2Tubing diameter (inches)2.50