Upgrade your cooling system with the XDP Xtra Cool Direct-Fit Replacement Radiator, designed specifically for the 2006-2010 GM 6.6L Duramax LBZ and LMM engines. This premium radiator offers enhanced durability and superior cooling efficiency over factory options. Utilizing cutting-edge design techniques employed in the heavy-duty trucking industry, our radiator ensures your engine operates smoothly, maximizing performance and protecting essential components against overheating.