K&N - Air Filter for Yamaha (RU-0210) Option:Air Filter (RU-0210) airtight window beading provides wind/waterproof

airtight window beading provides wind/waterproof seal

Simple installation

Manufacturer Part#:CST-4054-14-2

2) M10 Flat Washer

K&N - Air Filter for Yamaha (RU-0210) Option:Air Filter (RU-0210) airtight window beading provides wind/waterproofK&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. Designed to provide increased horsepower and acceleration Pleated cotton media provides a large filtration area offering low restriction, high capacity