Gibson 11-19 GMC Sierra 2500 HD Denali 6.0L 3.5in Cat-Back Single Exhaust - Stainless

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 10-15 and 15-20lb-ft of increase torque. Hassle free, bolt-on installation with professional looking results. No welding required. Backed by a Lifetime Limited Warranty.Installation InstructionsCertificate of OriginWarrantyThis Part Fits: Year Make Model Submodel 2015-2019 Chevrolet Silverado 2500 HD High Country 2011-2019 Chevrolet Silverado 2500 HD LT 2011-2019 Chevrolet Silverado 2500 HD LTZ 2011-2019 Chevrolet Silverado 2500 HD WT 2015-2019 Chevrolet Silverado 3500 HD High Country 2011-2019 Chevrolet Silverado 3500 HD LT 2011-2019 Chevrolet Silverado 3500 HD LTZ 2011-2019 Chevrolet Silverado 3500 HD WT 2015-2019 GMC Sierra 2500 HD Base 2011-2019 GMC Sierra 2500 HD Denali 2011-2019 GMC Sierra 2500 HD SLE 2011-2019 GMC Sierra 2500 HD SLT 2011-2014 GMC Sierra 2500 HD WT 2015-2019 GMC Sierra 3500 HD Base 2011-2019 GMC Sierra 3500 HD Denali 2011-2019 GMC Sierra 3500 HD SLE 2011-2019 GMC Sierra 3500 HD SLT 2011-2014 GMC Sierra 3500 HD WT