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The Gibson Black Elite dual cat-back 'Dual Extreme' for 2011–2019 GMC Sierra 2500 HD Denali (6.0L) is a T-304 stainless dual exhaust system with black-finished tips that delivers bold street looks and a deep, aggressive tone. Dyno-tuned and tested for street gains, it pushes through a Superflow muffler for powerful low-end sound. The bolt-on system uses mandrel-bent tubing, includes hardware and factory-style hangers, minimizes interior drone and is backed by a lifetime limited warranty; Made in the USA.
Gibson 11-19 GMC Sierra 2500 HD Denali 6.0L 3.5in/3in Cat-Back Dual Extreme Exhaust - Black Elite
