The K&N SU-9921 motorcycle air filter features deep pleats that provide high airflow and long service intervals. It is designed to increase power and throttle response, while its flange and seals are durable and flexible. It is washable and reusable.
- Type: Motorcycle air filter
- Made in: USA
- Maintenance: Washable and reusable
- Airflow: High
- Design: Deep pleats
- Flange and seals: Durable and flexible