The BOSCH cabin filter, part number 1 987 435 005, is engineered to capture a wide range of airborne contaminants. This includes dust, pollen, soot, and other particulate matter that can affect air quality inside your car. Regular replacement of your cabin filter is crucial for maintaining optimal performance of your vehicle's ventilation system and for ensuring the air you breathe is as clean as possible. A clogged filter can reduce airflow, making your air conditioning and heating systems work harder. BOSCH is a trusted name in automotive parts, known for its commitment to quality and performance. This cabin filter is manufactured to meet stringent standards, providing reliable filtration for your vehicle.