Flowmaster 817342 Cat-back System 409S - Dual Side Exit - American Thunder - Moderate Sound
Fits 2001-2006 Chevrolet Suburban, Avalanche and GMC Yukon XL 1500 Series 1/2 Ton with 5.3L V8 Engine (Does Not Fit with Auto-Leveling Option).
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.S. (Dual out side) systems are the perfect choice. American Thunder systems deliver a moderate to aggressive interior and exterior tone along with improved throttle response, power and mileage. Includes all necessary parts and hardware for easy installation.
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