BOSCH C3871WS Activated Charcoal Workshop Cabin Air Filter Compatible with Select Buick LeSabre Lucerne Cadillac DeVille DTS Oldsmobile Aurora Pontiac Bonneville

Bosch Activated Charcoal Workshop Cabin Air Filters feature a multilayer media that offers a 99 percent efficiency rate at 3 microns or greater in keeping dirt and other particles from entering vehicle heating and air vents 1st Layer Nonwoven prefilter layer captures larger particles 2nd Layer Electrostatically charged microfiber layer attracts and holds elusive smaller particles 3rd 4th Layers Nonwoven cover layers add stability to protect the microfiber layer from damage and act as an additional barrier to harmful elements 5th Layer Activated charcoal layer absorbs toxic and foulsmelling gases such as ozone nitrogen oxide sulfur dioxide and hydrocarbons which results in fresher smelling air and reduced windshield hazing Compatible with select vehicles Note vehicle trim level may affect fitment verify specific vehicle fitment details with fit checker above BUICK 200005 LeSabre 200611 Lucerne CADILLAC 200005 DeVille 200611 DTS Compatible with continued OLDSMOBILE 200103 Aurora PONTIAC 200005 Bonneville