Mishimoto MMRAD-DMAX-11 Chevrolet/GMC 6.6L Duramax Aluminum Radiator, 2011+, Silver Direct fit for 2011+ Chevrolet/GMC 6.6L Duramax trucks Overall Size: 44 x 28.9 x 5.6 / Core Size: 33.46 x 27.76 / Rows: 2 Inlet: 1.81 / Outlet: Quick Disconnect / Core Thickness: 1.97" All-aluminum construction includes magnetic drain plug Mishimoto Lifetime Warranty