K&N Air filter for BMW F650GS (08-12), F700GS & F800GS | Motorcycle Accessory Hornig
BMW F 650 GS Series (08-20) DNA Air Filter P-BM8S09-01 - OEM Air Filter Air Flow: 71.94 CFM, DNA Air Filter Air Flow: 92.05 CFM - BMW-F650 - DNA Filters - Product Details