Gibson Single Side Exhaust is perfect for improved acceleration, maximum hill climbing, towing and passing power. This is our best performing Exhaust System. Exits behind the rear tire. Quieter in the cab than any other Performance Exhaust. Dyno test results show it makes maximum torque and horsepower at low-end (1800 to 3000 RPM). Horsepower gains average 18-21 and 20-22lb-ft of increase torque. Hassle free, bolt-on installation with professional looking results. No welding required. Backed by a Lifetime Limited Warranty.

Gibson 15-18 GMC Yukon XL SLE 5.3L 2.25in Cat-Back Single Exhaust - Stainless

Cat-Back Single Exhaust System; Stainless

Gibson Exhaust System Kit

Single Exhaust