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.

Features:

• This product wraps your air filter with an additional pre-filter
• Extends service interval of your K&N filter in dusty conditions
• Durable polyester material with stitched elastic openings
• Cleanable with K&N Filter Cleaner

Fits:

• Stillen Gen 3 intakes