K&N Round Straight - Black - 3.5in ID x 5in H - Precharger Air Filter Wrap Blue K&N Engineering RU-0510PK

The K&N PreCharger filter wrap is specially designed to extend the service interval of your K&N Filtercharger filter when used in very dusty conditions. They are made from durable polyester material containing a uniform weave. The PreCharger will stop small dirt particles with minimal restriction to the airflow of the filter.