PUREFLOW 2012 Roadtrek RS Adventurous Cabin Air Filter with HEPA and Antibacterial Technology, PC9366HX PC4258HX This layer is combined with

This layer is combined with baking soda to absorb bad odors

2011-10 BMW X1 2

helping reduce airborne particles inside your vehicle

uses HEPA-grade filtration to help manage odors by capturing fine dust and airborne particles that contribute to stale cabin air

Ambidextrous design features textured palms and fingers for enhanced grip

PUREFLOW 2012 Roadtrek RS Adventurous Cabin Air Filter with HEPA and Antibacterial Technology, PC9366HX PC4258HX This layer is combined with1st 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