Remove air contaminants and restore engine performance with Carquest Air Filters Product Features:Polyurethane frame provides higher tear strength and helps mainatin structural supportHot-dipped galvanized steel mesh backing with ant-rust coating for rust preventionFilter media meets 95% filtration efficiencyDesigned for a precise fit to meet original equipment installation dimensions and major brand specificationsScientifically measured pleats achieve required filtration efficiency and dust capacityCured filter media ensures tensile strength and allows filter to withhold a higher air pressure difference without collapse, delivering consistent performance during severe and extended intervals