PUREFLOW 2020 Thor Motor Coach Omni Cabin Air Filter with HEPA and Antibacterial Technology, PC8214HX YGroup_PC5519X 2013-08 BMW M3 4

2013-08 BMW M3 4

2007-06 Mercedes-Benz C230 2

2007-05 Cadillac CTS 2

2018-10 BMW X5 4

Includes four 18x22x1 MERV 11 air filters for routine filter changes in residential HVAC systems

PUREFLOW 2020 Thor Motor Coach Omni Cabin Air Filter with HEPA and Antibacterial Technology, PC8214HX YGroup_PC5519X 2013-08 BMW M3 41st 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