K&N Universal Round Tapered Filter Wrap - Black - 6in Base ID x 4.625in Top ID x 9in Height End Limk Will not tarnish or pit

Will not tarnish or pit

CNC machined nylon bushings are included which are Moly (Molybdenum) impregnated for reduced friction and wear

The prototyping process was a long road: AWE sound engineers carefully studied the tones of our prototype Boxster S iterations at various RPMs

Black Coated Aluminized Steel

*NOTE: This is a very technical installation process and we highly recommend this job be completed by a qualified technician

K&N Universal Round Tapered Filter Wrap - Black - 6in Base ID x 4.625in Top ID x 9in Height End Limk Will not tarnish or pitThe 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. The K&N PreCharger filter wrap is specially designed to extend the service interval of a K&N air filter when used in very dusty