PUREFLOW 2009 Audi A6 Quattro Cabin Air Filter with Antibacterial Technology, PC5760X PC4439HX and AC units

and AC units

2013-07 BMW 328i 3

2006-04 Mercedes-Benz CL600 5

Its advanced multi-layer filtration helps maintain clean cabin air and consistent HVAC performance for a fresher

PUREFLOW 2009 Audi A6 Quattro Cabin Air Filter with Antibacterial Technology, PC5760X PC4439HX and AC units1st 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