The Gibson Black Elite Dual Extreme cat-back exhaust for 2014–2018 GMC Sierra 1500 Denali 6.2L is a bolt-on system positioned behind the rear tires to produce a vigorous, deep tone. T-304 stainless tips use Gibson's exclusive premium black finish and the system employs a Superflow muffler, mandrel-bent stainless tubing, factory-style hangers and included hardware for straightforward installation and a lifetime limited warranty.
Gibson 14-18 GMC Sierra 1500 Denali 6.2L 3.5in/2.25in Cat-Back Dual Extreme Exhaust - Black Elite