Bosch HEPA Cabin Air Filters provide your vehicle with the ultimate in clean, fresh, odor-free air for you and your family. Without adding formulated chemical odor neutralizer, Bosch HEPA Cabin Air Filters provide true clean air to enhance respiratory health. Melt-blown electrostatic layer and very dense media provides greater trapping ability. An additional static cotton layer added to HEPA media provides higher capacity filtration capabilities. Structural ribs incorporated into design provide increased structural stability of the filter, ensuring it retains its shape and flow characteristics. Designed to meet High Efficiency Particulate Air (HEPA) standards based on standard ASTM D2986, Bosch Cabin Air Filters provide filtration efficiency of 99. 97% at 0. 3 microns. Bosch HEPA Premium Cabin Air Filters are designed and tested to meet High Efficiency Particulate Air HEPA standards based on ISO 2946332011 and provide filtration efficiency of 99.97 at 0.3 microns This efficiency provides ultimate protection in trapping particulates that can enter your vehicle and provides the cleanest air possible for you and your family Meltblown electrostatic layer and very dense media provide greater trapping capabilities; Additional static cotton layer added to the HEPA media provides higher capacity Structural ribs incorporated into design ensure filter integrity, increasing the stability of the filter for optimum performance over its lifetime Bosch HEPA Cabin Air Filters provide true clean air for enhanced respiratory health without an added chemical odor neutralizer; Cabin air filters should be replaced at least once every 12 months or every 12K miles Compatible with select vehicles Note vehicle trim level may affect fitment verify specific vehicle fitment details with fit checker above FORD 201823 Expedition, 201523 F150, 202223 F150 Lightning, 201722 F250 Super Duty Compatible with continued FORD 201722 F350 Super Duty, 201722 F450 Super Duty, 201722 F550 Super Duty; LINCOLN 201923 Navigator