K&N AIR FILTER APRILIA RSV4 RR 15-19 / RF 17-18 / RSV4 1100 21-22 / RSV4 FACTORY 15-22

K&N's high-flow air filters are available as a replacement for your stock motorcycle air filter element. They are custom engineered to fit your specific application and are designed to provide low restriction and increased performance, while providing excellent engine protection for your motorcycle.