Gibson 15-19 GMC Sierra 2500 HD Base 6.6L 4in Filter-Back Single Exhaust - StainlessYou can expect significant gains in horsepower and torque, and a lower exhaust gas temperature. This 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
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Gibson 15-19 GMC Sierra 2500 HD Base 6.6L 4in Filter-Back Single Exhaust - Stainless