PUREFLOW 2009 Chevrolet Silverado 1500 Cabin Air Filter with HEPA and Antibacterial Technology, PC9957HX PC5245HX 2nd & 3rd Stage: Activated

2nd & 3rd Stage: Activated charcoal adsorbs harmful gases like carbon monoxide and sulfur dioxide

2006-02 Mercedes-Benz CL55 AMG 5

while also helping protect your HVAC system from dust buildup

2005-03 Mercedes-Benz S55 AMG 5

2008-07 BMW 335xi 3

PUREFLOW 2009 Chevrolet Silverado 1500 Cabin Air Filter with HEPA and Antibacterial Technology, PC9957HX PC5245HX 2nd & 3rd Stage: Activated1st 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