For 2003-2007 Dodge Ram 2500 3500 w/ 5.9L 6.7L; For 2003-2007 Dodge Chassis Cab w/ 6.7L; For 2008-2009 Dodge Ram 4500 5500 w/ 6.7L; For 2005-2006 Dodge Ram 4000 w/ 5.9L Cummins Engine Diesel; Manufacturer Part Number: 2711, CU2711, DPI2711, CC2711 Core Size: 27" x 29"; Overall Size: 30 1/3" x 37 4/5"; Inlet Diameter: 2"; Outlet Diameter: 2"; Interchange Part Number: 52028900AG, 55056816AA, CH3010304, CH3010359 Its light-weight, and high-heat transferring aluminum features a tube and fin design that, dramatically increases surface area that enables the heat to dissipate more efficiently. This Radiator is at least 30%-45% more efficient than stock ones. This Aluminum Radiator is designed to provide maximum cooling efficiency to prevent premature engine failure. Most importantly, it has a much higher capacity for coolant than stock ones, which means that your cooling system will be more efficient. Crafted by our professional team using the highest-grade materials for exceptional longevity. Vehicle FitmentFor 2003-2007 Dodge Ram 2500 w/ 5.9L Cummins Engine DieselFor 2003-2007 Dodge Ram 3500 w/ 5.9L Cummins Engine DieselFor 2003-2007 Dodge Ram 2500 w/ 6.7L Cummins Engine DieselFor 2003-2007 Dodge Ram 3500 w/ 6.7L Cummins Engine DieselFor 2003-2007 Dodge Chassis Cab w/ 6.7L Cummins Engine DieselFor 2008-2009 Dodge Ram 4500 w/ 6.7L Cummins Engine DieselFor 2008-2009 Dodge Ram 5500 w/ 6.7L Cummins Engine DieselFor 2005-2006 Dodge Ram 4000 w/ 5.9L Cummins Engine DieselPart NumberManufacturer Part Number: 2711, CU2711, DPI2711, CC2711Interchange Part Number: 52028900AG, 55056816AA, CH3010304, CH3010359Package Include: 1 X 2-Row Aluminum Radiator 1 X Radiator CapRadiator Size:High Performance Racing Spec.2-Row of tubes Core Racing DesignCore Size: 27" x 29"Overall Size: 30 1/3" x 37 4/5"Inlet Diameter: 2"Outlet Diameter: 2"Description:This aluminum radiator is designed to provide maximum cooling efficiency to prevent premature engine failure.Its light-weight, and high-heat transferring aluminum features a tube and fin design that, dramatically increases surface area that enables the heat to dissipate more efficiently.This Aluminum Radiator is at least 40% more efficient than stock ones.Most importantly, it has a much higher capacity for coolant than stock ones, which means that your cooling system will be more efficient and will be more resistant to temperature surges in racing applications.