The XDP Xtra Cool Direct-Fit Replacement Secondary Radiator XD466 is engineered as a direct-fit replacement for the leaking radiator in your 2013-2015 Ram 6.7L Diesel. This radiator is an OE-style design that provides exceptional quality at a lower cost than a factory replacement from your local dealership. XDP Xtra Cool Radiators are made from high quality materials and provide you with a bolt-on installation that maintains a factory fit, finish, and function. Each radiator comes ready to install and is backed with the XDP 1-year, unlimited mileage warranty.Features: OE QualityDirect-Fit ReplacementSecondary RadiatorXD466 Specifications: Core Height: 25-1/2 InchCore Width: 15-7/8 InchCore Thickness: 7/8 InchInlet Size: 1-3/8 InchOutlet Size: 1-3/8 InchOEM Part Number 52014721AA, 52014721ABApplication Notes: Fits Ram 2500/3500/4500/5500 models with 6.7L diesel engine.This replaces the Auxiliary Radiator located on the grille side of the radiator support on models with dual radiators.