K&N High Flow Air Filter [Race]: BMW S1000RR '09-'19, S1000R '14-'19, HP4, S1000XR

K&N High Flow Air Filter [Race]: BMW S1000RR '09-'19, S1000R '14-'19, HP4, S1000XR

This K&N racing air filter has just two layers of cotton to provide even lower air restriction than our replacement air filter for street vehicles. Unlike K&N replacement air filters, fuel management modifications will be necessary with this racing filter. K&N racing air filters are washable and reusable and come with a one year limited warranty. This product is for closed course competition use only.

Features:

-Designed for Closed Course and Competition use
-Purpose-built for racing
-Designed to increase power on modified sportbikes
-Two-ply cotton race filter media
-Fewer pleats than standard K&N air filters opens up the intake tract
-Fuel-management modifications may be necessary