PUREFLOW 2027 Chevrolet Silverado EV Cabin Air Filter with HEPA and Antibacterial Technology, PC4211HX Model_Cascada 2009-04 Cadillac SRX 3

2009-04 Cadillac SRX 3

2001-97 Audi A4 Quattro 1

2009-01 Volvo S60 2

2011-03 BMW Z4 2

2011-03 Saab 44807 2

PUREFLOW 2027 Chevrolet Silverado EV Cabin Air Filter with HEPA and Antibacterial Technology, PC4211HX Model_Cascada 2009-04 Cadillac SRX 31st 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