K & N Sportbike Race-Spec High-Flow Air Filter - BMW BM-1010R

Sportbike Race-Spec High-Flow Air Filter - BMW
Fewer pleats than standard K&N air filters opens up the intake tract, Designed to increase power on modified sportbikes, Fuel-management modifications may be necessary, Two-ply cotton race filter media, Made in the USA, Designed for closed course and competition use.