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 : 90195P XC35674 CF10719 CF1111 PC5674 C35674 24484, Kit Includes: 8x Cabin Air Filter, Kit Variations: K54-100094 K54-100235 K54-100376 K54-100497 K54-100651 K54-100714 K54-100873 K54-101032 K54-101191 K54-101509 KFM-100252 KFM-101637 KFM-102005 KFM-102738 KFM-103622, Part Reference Numbers : 90195P XC35674 CF10719 CF1111 PC5674 C35674 24484