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The Gibson Black Elite single cat‑back exhaust for 2014–2018 GMC Sierra 1500 Denali 5.3L combines a Superflow CFT muffler with Black Elite stainless rolled tips to produce a deep, aggressive sound while minimizing in‑cab drone. Constructed from mandrel‑bent stainless tubing and supplied with all hardware and hangers, the bolt‑on system offers improved exhaust flow and is backed by a limited lifetime warranty.
Gibson 14-18 GMC Sierra 1500 Denali 5.3L 3.5in Cat-Back Single Exhaust - Black Elite
