PUREFLOW 2017 BMW 640i xDrive Gran Coupe Cabin Air Filter with HEPA and Antibacterial Technology, PC4329HX Silverado 2500 Electrostatically charged to attract and

Electrostatically charged to attract and lock fine particles of dust while allowing high-flow and high-capacity

and bacteria on the filter

SUPPORTS CLEANER INDOOR AIR

Built to support consistent airflow through your furnace

and other fine airborne particles for higher-efficiency home air filtration

PUREFLOW 2017 BMW 640i xDrive Gran Coupe Cabin Air Filter with HEPA and Antibacterial Technology, PC4329HX Silverado 2500 Electrostatically charged to attract and1st Stage: For drivers and passengers who suffer from severe allergies, PUREFLOW HEPA (High Efficiency Particulate Air) offers 99. 97% efficiency, capturing microscopic pollutants including pollen and other allergens (may result in a minor restriction to airflow). 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