22-8033PK K&N Air Filter Wrap vcm cap The device's unique internal design

The device's unique internal design - the result of over a year of research and development - ensures a low pressure drop by placing the valve mechanism out of the direct oil flow when the valve is closed

VCM Performance 4130 Chrome-Moly Pushrods

Don't forget about the filter either

Estimated Horsepower Gain: 16 HP @ 7000 RPM

Low-profile design clears most long tube headers

22-8033PK K&N Air Filter Wrap vcm cap The device's unique internal designThe 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.