TWIN AIR Air Filter - Yamaha YZ/YZF 152213 Endurance X Handguards This works on both the

This works on both the WR250R and WR250X models for supermoto and off road applications

and a larger 150 mm outer diameter that offers more coverage from roost

0 threads per millimeter allowing the tuner to adjust the tension on the chain to an exact specification = less friction and consistent cam timing = more power

Wind blocking Side Skirts stretch around the rim and lock the heat in

TWIN AIR Air Filter - Yamaha YZ/YZF 152213 Endurance X Handguards This works on both theDual bonded foam design filters out even the smallest dirt particles, while allowing more airflow than two separate layer filters (flow bench proven) Twin Air filters are slightly smaller than stock to make them easier to change and to increase dead air space around the filter for better performance Flat foam sealing ring securely seats against the airbox, even in the worst riding conditions Yamaha WR250F 2001 2002 Yamaha WR400F 1998 1999 Yamaha