This is a genuine ZUUMAV Air Filter for a S8-YB300H 2021 Off road . There are 27 parts belonging to this particular Air Filter component, all of which are detailed in the parts list including the latest prices. Each part has a recommended quantity provided by ZUUMAV Team, and the recommended quantity is already defaulted in the quantity field for each part, so you just simply add them to your basket. The quantity specified is the amount we recommend you purchase to be able to fit the parts correctly.