A direct-fit performance radiator for 1989-1994 Nissan S13 chassis with SR20DET engine and manual transmission. This radiator has a 2" thick, dual pass core and polished end tanks. Drain this radiator easy with our quick drain plug and never lose a bolt again. Or do a complete flush using the 1/2" drain bolt also provided. Uses OEM mounting positions, and has provision for electric fans. Includes Radiator Cap.