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The Gibson Dual Extreme cat-back exhaust for 2014–2018 GMC Sierra 1500 Denali (6.2L) offers bold styling and a powerful tone with polished stainless tips positioned behind the rear tires at an aggressive angle. Dyno-tuned for street gains averaging 15–20 horsepower, it features mandrel-bent stainless tubing, a baffled muffler for minimal drone and a bolt-on, no-weld installation backed by a lifetime limited warranty.
Gibson 14-18 GMC Sierra 1500 Denali 6.2L 3.5in/2.25in Cat-Back Dual Extreme Exhaust - Stainless
