EGR Valve 12665547 for Chevrolet Silverado 2500HD 3500HD GMC Sierra 2500HD 3500HD 6.6L V8 2011-2016 Part Name:Exhaust Gas Recirculation Valve Replace?Part?Number:12665547, 907364, 904-364, 904364 Application:Fit?for following?models:2016 Chevrolet Silverado 2500 HD High Country, LT, LTZ, WT 6.6L V8 - Diesel2016 Chevrolet Silverado 3500 HD High Country, LT, LTZ, WT 6.6L V8 - Diesel2016 GMC Sierra 2500 HD Base, Denali, SLE, SLT 6.6L V8 - Diesel2016 GMC Sierra 3500 HD Base, Denali, SLE, SLT 6.6L V8 - Diesel2015 Chevrolet Silverado 2500 HD High Country, LT, LTZ, WT 6.6L V8 - Diesel2015 Chevrolet Silverado 3500 HD High Country, LT, LTZ, WT 6.6L V8 - Diesel2015 GMC Sierra 2500 HD Base, Denali, SLE, SLT 6.6L V8 - Diesel2015 GMC Sierra 3500 HD Base, Denali, SLE, SLT 6.6L V8 - Diesel2014 Chevrolet Silverado 2500 HD LT, LTZ, WT 6.6L V8 - Diesel2014 Chevrolet Silverado 3500 HD LT, LTZ, WT 6.6L V8 - Diesel2014 GMC Sierra 2500 HD Denali, SLE, SLT, WT 6.6L V8 - Diesel2014 GMC Sierra 3500 HD Denali, SLE, SLT, WT 6.6L V8 - Diesel2013 Chevrolet Silverado 2500 HD LT, LTZ, WT 6.6L V8 - Diesel2013 Chevrolet Silverado 3500 HD LT, LTZ, WT 6.6L V8 - Diesel2013 GMC Sierra 2500 HD Denali, SLE, SLT, WT 6.6L V8 - Diesel2013 GMC Sierra 3500 HD Denali, SLE, SLT, WT 6.6L V8 - Diesel2012 Chevrolet Silverado 2500 HD LT, LTZ, WT 6.6L V8 - Diesel2012 Chevrolet Silverado 3500 HD LT, LTZ, WT 6.6L V8 - Diesel2012 GMC Sierra 2500 HD Denali, SLE, SLT, WT 6.6L V8 - Diesel2012 GMC Sierra 3500 HD Denali, SLE, SLT, WT 6.6L V8 - Diesel2011 Chevrolet Silverado 2500 HD LT, LTZ, WT 6.6L V8 - Diesel2011 Chevrolet Silverado 3500 HD LT, LTZ, WT 6.6L V8 - Diesel2011 GMC Sierra 2500 HD Denali, SLE, SLT, WT 6.6L V8 - Diesel2011 GMC Sierra 3500 HD Denali, SLE, SLT, WT 6.6L V8 - Diesel