High airflow (40% more airflow than conventional filters) with excellent filtration, designed to increase horsepower and acceleration. Washable and reusable. Service life/maintenance interval: up to 80,000 km before cleaning is required, depending on road use. K&N Million Mile Limited Warranty (1,600,000 km), emissions neutral, economical, a K&N air filter lasts the entire life of the motorcycle, compatible with OEM vehicle electronics, environmentally friendly. Item Article Variation Replacement Filter