Wix XP cabin air filters offer the highest level of defense from harmful contaminants and provides premium protection against microscopic airborne particles entering the cabin through the vehicle’s ventilation system. Engineered to filter out up to 99% of dirt, dust, pollen and similar allergens, with antimicrobial technology that prevents the growth of bacteria, mildew and mold on the filter. Activated carbon layer embedded in the filter absorbs odors and exhaust fumes.