This air filter foam element is typically found in the Air Filter Assy section of several part manuals. Commonly used for but not limited to 250cc engines. It is most popularly known for its use in CF Moto V3 / V5 / CF250 172MM / CF250 172MM-A / CF250 172MM-B / CF250T-5 / CF250T-5A, and QLink Legacy 250, as well as many other brands of ATVs, dirt bikes, scooters, go karts (buggies), and engines with alternative profile names.
Manufacturer Part Numbers:
CF Moto Part Numbers: 0120-110005, 172MM-A-110005 “FILTER ELEMENT”
QLink Part Number: 172MM-A-110005 “FILTER ELEMENT”