PUREFLOW 2016 BMW 428i xDrive Gran Coupe Cabin Air Filter with HEPA and Antibacterial Technology, PC4255HX TX500h 2016-14 Cadillac ELR 1

2016-14 Cadillac ELR 1

2011-07 Dodge Nitro 4

2019-14 Infiniti Q70 5

2004-03 Volkswagen R32 3

PUREFLOW 2016 BMW 428i xDrive Gran Coupe Cabin Air Filter with HEPA and Antibacterial Technology, PC4255HX TX500h 2016-14 Cadillac ELR 11st 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