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. ThePreCharger 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 conditions
They are made from durable polyester material containing a uniform weave

Warranties

K&N Warranty Info (PDF)

CA Prop 65

CARB warning

Specifications

KEY SPECS
MFG. Part #	E-3770PL
Shape	Round
Closed Top	No
Color	Blue
Inside Diameter	14"
Overall Height	6"

GENERAL
GTIN Code	024844020789
Material Type	Polyester
Wrap Type	Precharger