MBRP 11-13 Chev/GMC 6.6L Duramax 3in Turbo Down Pipe Black

Replace that restrictive factory downpipe with a MBRP direct replacement downpipe for more flow, fuel economy, and better performance. Removal of OEM catalytic converters may be a violation of emissions laws in your jurisdiction. Ensure that the intended use of this product is permitted. Not for sale or use in the state of California.This Part Fits: Year Make Model Submodel 2015 Chevrolet Silverado 2500 HD High Country 2011-2015 Chevrolet Silverado 2500 HD LT 2011-2015 Chevrolet Silverado 2500 HD LTZ 2011-2015 Chevrolet Silverado 2500 HD WT 2015 Chevrolet Silverado 3500 HD High Country 2011-2015 Chevrolet Silverado 3500 HD LT 2011-2015 Chevrolet Silverado 3500 HD LTZ 2011-2015 Chevrolet Silverado 3500 HD WT 2015 GMC Sierra 2500 HD Base 2011-2015 GMC Sierra 2500 HD Denali 2011-2015 GMC Sierra 2500 HD SLE 2011-2015 GMC Sierra 2500 HD SLT 2011-2014 GMC Sierra 2500 HD WT 2015 GMC Sierra 3500 HD Base 2011-2015 GMC Sierra 3500 HD Denali 2011-2015 GMC Sierra 3