Drain plug seal. A component which allows the engine oil cooler line to be Drained. Battery Charger and Electric Motor Cooling. Engine Cooling. Exc.Japan Built. From 11/2017. Fuel Cell Cooling. Lower Drain Plug. Part included in Radiator assembly. Plug Location-Radiator. Radiator Drain Plug Gasket. Cap. Engine Oil Cooler Line Valve. Packing. Tank o -. Valve Gasket. Included with: Cooling module, Drain Plug, Drain tube, Order by description Radiator assembly Part cannot be reused/reinstalled, Radiator, Radiator assembly, Radiator assembly Part cannot be reused/reinstalled, Reservoir, Reservoir Tank.