K&N Engineering HD-0800DK Air Filter Drycharger - 5 1/2in Top Dia. x 6 1/4in Base Dia.

K&N DryChargers are manufactured from a durable polyester material and are pre-treated with a proprietary hydrophobic process designed to prevent splashes of water or mud from saturating your K&N air filter. The DryCharger will also stop small dirt particles; yet add little restriction to the airflow of the filter. Please be aware the DryCharger is water repellent, not water proof. Depending on conditions and usage the water repellent treatment is good for 1 to 2 years. K&N DryChargers are manufactured from a durable polyester material and are pre-treated with a proprietary hydrophobic process designed to prevent splashes of water or mud from saturating your K&N air filter. The DryCharger will also stop small dirt particles; yet add little restriction to the airflow of the filter. Please be aware the DryCharger is water repellent, not water proof. Depending on conditions and usage the water repellent treatment is good for 1 to 2 years. For Twin Cam Screamin Eagle tapered air filters PART #s HD-0800, HD-0818.