496-9845 is an air filter element, mainly used in the field of construction machinery. Its main function is to filter the air entering the engine, removing dust, particles and other impurities from the air. It is like a "mask" for the engine, protecting important components such as the cylinder and piston from wear and tear, preventing faults such as cylinder scoring caused by impurities entering the engine, ensuring the normal operation of the engine and extending its service life.