Genuine HIFI FILTER SA16663 air filter, designed to provide superior filtration for heavy-duty agricultural, construction, and industrial machinery. This primary air filter ensures optimal engine performance and protection against contaminants. It is an equivalent to OEM part numbers such as CATERPILLAR 2277448, JOHN DEERE AT300482, CLAAS 0007700030, and PERKINS 26510340. With a height of 330 mm, an outer diameter of 130 mm, and an inner diameter of 80 mm, it offers precise fitment and reliable air purification.