PUREFLOW 2009 BMW Z4 Cabin Air Filter with Antibacterial Technology, PC5128X Discovery Sport 2017 Mercedes-Benz GLS350d 3

2017 Mercedes-Benz GLS350d 3

1999-97 Ford F-250 5

2002-97 Ford Lobo 4

2013-07 BMW 325i 2

PUREFLOW 2009 BMW Z4 Cabin Air Filter with Antibacterial Technology, PC5128X Discovery Sport 2017 Mercedes-Benz GLS350d 31st 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