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.

Specifications
Wrap Type    Precharger
Color    Black
Material Used    Polyester
Base Inside Diameter    3 in (76 mm)
Top Inside Diameter    2 in (51 mm)
Height    3 in (76 mm)
Closed Top    Yes
Package Contents    1 PreCharger Wrap
Package Quantity    1
Warranty    1 Year Limited
Air Filter Shape    Round Tapered
Product Style    Filter Wrap - Round Tapered
Weight    0 lb (0 kg)\

Fits the following part numbers
rc-2310, rc-1060, rc-1062, rc-1064, rc-1070, rc-1072, rc-1090, rc-2290, rc-2294,