Filters Particles 95% Smaller than Human Red Blood Cells: Our HEPA cabin air filter blocks up to 99.97% of particles that are 95% smaller than a single human red blood cell (6 μm), which can only be seen under a microscope! | Higher Air Permeability vs. Competitors: We focused our filter media development around successfully engineering the highest possible air permeability for a HEPA-type cabin air filter, which ensures uncompromised airflow and optimal fan performance during any season of the year | Enhanced Breathing Experience You Can Actually Feel: Frequent sufferers of sneezing, coughing, an itchy throat or odors that just won’t go away will find the ride back home noticeably drama-free | Verify Fitment First, Do it Yourself: Make sure to enter your vehicle's year, make and model above using 'Filter results by your vehicle' tool to accurately verify vehicle fitment; the cabin filter is an easy replacement that can save you money at the repair shop; installation manual included w/every order | Better Filter than Your Last One: We know it’s hard to choose from so many different brands carrying the same product; we make it easier for our customers to decide with a simple promise