Flowmaster American Thunder Cat-Back Exhaust For 2007-2008 Tahoe/Yukon 4.8L/5.3L 2017-2023-6-7l-powerstroke 2001–2006 Chevrolet Silverado 2500HD /

2001–2006 Chevrolet Silverado 2500HD / 3500HD 6

Its louvered core reduces unwanted drone and smooths out exhaust notes without cutting power

1999-2002 GMC Sierra 1500 V8 4

Level 5: 80 HP & 200 lb-ft

no welding required for quick

Flowmaster American Thunder Cat-Back Exhaust For 2007-2008 Tahoe/Yukon 4.8L/5.3L 2017-2023-6-7l-powerstroke 2001–2006 Chevrolet Silverado 2500HD /For the person who is looking for an aluminized steel cat back exhaust system with an aggressive exterior tone and moderate interior tone. The American Thunder system is heavy 16 gauge mandrel bent aluminized steel tubing for durability and maximum performance. Includes a Super 50 Series performance muffler for that perfect blend of a deep aggressive exterior sound, with a moderate interior tone that won't drive you out of the cab when having a