PUREFLOW 2013 BMW 328i Cabin Air Filter with Antibacterial Technology, PC4255X 750i xDrive 2007-05 Airstream Westfalia 2

2007-05 Airstream Westfalia 2

2019-16 Mercedes-Benz GLE400 3

Engineered to support consistent airflow through your residential furnace

2019-16 Ram 2500 5

PUREFLOW 2013 BMW 328i Cabin Air Filter with Antibacterial Technology, PC4255X 750i xDrive 2007-05 Airstream Westfalia 21st Stage: Particulate filtration media captures and eliminates matter such as dust and pollen. Electrostatically charged to attract and lock fine particles of dust while allowing high flow and high capacity. 2nd & 3rd Stage: Activated charcoal adsorbs harmful gases like carbon monoxide and sulfur dioxide. This layer is combined with baking soda to absorb bad odors. 4th Stage: Advanced antibacterial micro technology reduces biofouling by suppressing