The Western Star 2002 Through 2005 Replacement Filter is a practical and efficient solution for maintaining your vehicle's performance. This replacement filter is designed specifically for Western Star models from 2002 to 2005, ensuring a perfect fit. It is sold individually and does not include the housing. With its high-quality construction, this filter effectively removes impurities and ensures clean air circulation. Keep your vehicle running smoothly with the Western Star 2002-2005 Replacement Filter.