K&N 5.5" Base ID x 4.5" Top ID x 6.5" H Black DryCharger Round Tapered Air Filter Wrap - RC-4630DK

K&N Drycharger® is a polyester covering treated with silicone, designed for application on K&N Air Filters or Personal Watercraft Flame Arrestors. Functionally akin to K&N Prechargers, the Drycharger features uniformly sized microscopic apertures that facilitate ample airflow. The silicone-treated polyester composition of the Drycharger effectively minimizes water ingress to the protected filter or flame arrestor.

Features:
•    This product wraps your air filter with an additional pre-filter
•    Extends service interval of your K&N filter
•    Durable silicone treated polyester material with stitched elastic openings
•    Water repellent treatment typically lasts 1 to 2 years