Description The Bladerunner charge pipes produce 20 hp and 63 lbs./ft/ torque and outflow the factory tubes by 45 percent. With the increased flow of this Charge Pipe it will reduce you exhaust gas temperatures by 100 deg.. Installation Instructions This Part Fits Year Make Model Submodel 2015-2016 Chevrolet Silverado 2500 HD High Country 2011-2016 Chevrolet Silverado 2500 HD LT 2011-2016 Chevrolet Silverado 2500 HD LTZ 2011-2016 Chevrolet Silverado 2500 HD WT 2015-2016 Chevrolet Silverado 3500 HD High Country 2011-2016 Chevrolet Silverado 3500 HD LT 2011-2016 Chevrolet Silverado 3500 HD LTZ 2011-2016 Chevrolet Silverado 3500 HD WT.

2015-2016 GMC Sierra 2500 HD Base 2011-2016 GMC Sierra 2500 HD Denali 2011-2016 GMC Sierra 2500 HD SLE 2011-2016 GMC Sierra 2500 HD SLT 2011-2014 GMC Sierra 2500 HD WT 2015-2016 GMC Sierra 3500 HD Base 2011-2016 GMC Sierra 3500 HD Denali 2011-2016 GMC Sierra 3500 HD SLE 2011-2016 GMC Sierra 3500 HD SLT 2011-2014 GMC Sierra 3500 HD WT.