PUREFLOW 2012 Chevrolet Silverado 2500 HD Cabin Air Filter with HEPA and Antibacterial Technology, PC9957HX YGroup_PC8153HX 2021-18 Mercedes-Benz S63 AMG 4

2021-18 Mercedes-Benz S63 AMG 4

2007-01 Volvo V70 2

1997-95 Saab 9000 3

Includes four 16x20x2 MERV 11 air filters for routine filter changes in residential HVAC systems

PUREFLOW 2012 Chevrolet Silverado 2500 HD Cabin Air Filter with HEPA and Antibacterial Technology, PC9957HX YGroup_PC8153HX 2021-18 Mercedes-Benz S63 AMG 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