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Gibson Single Side cat-back exhaust for 2021–2022 GMC Yukon and Chevrolet Tahoe 5.3L 2/4wd enhances acceleration, towing and low-end power while maintaining quieter in-cab sound. The stainless bolt-on system features a baffled Superflow muffler, mandrel-bent tubing, and polished slash-cut tips, exiting behind the rear tire for a clean look. Dyno-tested gains average 10–15 hp with improved torque; installation requires no welding and includes a lifetime limited warranty.
Gibson 21-22 GMC Yukon/Chevrolet Tahoe 5.3L 2/4wd Cat-Back Single Exit Exhaust - Stainless
