Front. Rear shield seal. A component which prevents a leak at the Radiator Support Splash Shield. A removable Cover that allows Access to the oil pan drain plug. This Access Cover is usually attached to another Cover such as the engine Splash Shield. Center. Engine Oil Drain Plug. Hole. Plate. Protector. Radiator Support Splash Seal. Seal, ENGINE Under C. Splash panel. Included with: Rear Shield.