Bosch Cabin Air Filter P/N:P3890WS

Bosch Cabin Air Filters feature multi-layer construction, trapping over 97.5% of dust particles (3 microns or larger). This robust filtration protects without excessive pressure drop, ensuring optimal HVAC system performance. Their OE-measured fit guarantees easy installation and reliable function, perfectly matching vehicle specifications. A high pleat count provides greater surface area for superior filtration capacity, complemented by foam perimeter gaskets or rigid frames as specified by the OE. Structural ribs further increase filter stability. Following your vehicle’s recommended maintenance schedule with a Bosch Cabin Air Filter will enhance HVAC system efficiency. All Bosch Cabin Air Filters are designed and tested as direct OE replacements.