Flowmaster 17342 - American Thunder Cat-back Exhaust System

2001-2006 Chevrolet Suburban, Avalanche, GMC Yukon XL 1500 with 5.3L engine. (See applications below) 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.