PUR exclusive enhanced HVAC filters up to 99.7% of dust, pollen and contaminants, PUR exclusive weaves are USA-engineered to last up to 15,000 miles, 25% longer than standard performance of 12,000 miles, PUR filter use thick, industrial strength electrostatic media to trap even the tiniest of particles while densely packed activated carbon prevents gases and odours from entering the cabin, Road debris, exhaust fumes, and contaminants undergo filtration through a three-layer system, which includes a dust filter for trapping road debris, a particle-averting filter to block airborne particles, and an adsorption filter for absorbing exhaus, Contains soda combined with carbon cleans the outside air flowing through the ventilation system, Part Reference Numbers : 90006P 90006PT 90006C XC15388 CF8791 CF8791A CF1012 AFC1114 PC5388 C15388 24805, Kit Includes: 10x Cabin Air Filter, Kit Variations: K54-100035 K54-100176 K54-100399 K54-100520 K54-100596 K54-100934 K54-101093 K54-101252 K54-101411 K54-101570, Part Reference Numbers : 90006P 90006PT 90006C XC15388 CF8791 CF8791A CF1012 AFC1114 PC5388 C15388 24805