Twin Air’s breakthrough, fused-dual-layer design (now widely copied) combined performance and protection. The fused layers of open-pore foam and fine inner foam trap even the smallest particles. The new, rounder design boosts airflow. So do the minimized seams made possible by a revolutionary micro-gluing process: Shorter seams = more foam = more flow.
Fits:
PART NO: 152215
- WR250F 2003-2014
- WR450F 2003-2015
PART NO 152218
- Yamaha YZ 250F (2014-2018)
- Yamaha WR 250F (2015-2019)
- Yamaha WR 450F (2015-2018)
- Yamaha YZ 450F (2014-2017)
- Yamaha YZ 450FX (2017-2018)