K&N Air Filter Wrap Black Round for Harley Davidson 91-97 Sportster/Glide/Softail/Fat Boy/Low Rider K&N Engineering RK-3901PK

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.