Flowmaster17428 American Thunder Cat-Back Exhaust Kit Dual 2.5 Inch Aluminized Steel 3 Inch Stainless Tips Compatible with 1999-2007 Chevy Silverado GMC Sierra 1500 4.8L 5.3L Extended Cab Short Bed

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🚗 Elevate Your Drive with Flowmaster's Thunderous Performance!

The Flowmaster 17428 American Thunder Cat-back Exhaust System features mandrel bent 16 gauge tubing for superior airflow, a moderate sound exterior exhaust tone, and comes complete with hangers and hardware for easy installation. It's dyno tuned to maximize your vehicle's performance, ensuring a powerful and exhilarating driving experience.