The Hayabusa's inline-four engine spends far more time at high RPM than a commuter or even a typical naked bike, which is exactly where a restrictive stock filter costs the most. This filter is specced for the current, 2021-onward generation; it does not fit older Hayabusa models.
Benefits of BMC Air Filter
- Improved airflow and throttle response
- Washable and reusable for the life of the vehicle
- Filtration rated to roughly 7 microns, tighter than a typical OEM paper element
- Built using BMC's "Full Moulding" process: one-piece construction with no glued seams