The Koni 1145 Sport Kit 01-06 BMW 330XI AWD is a suspension upgrade kit designed to improve the performance and handling of your BMW 330XI AWD. This kit includes four Koni sport struts and four Koni sport shocks for improved ride quality, better stability, and more responsive handling. The kit also includes four bump stops, four strut mounts, four spring plates, four bump rubbers, and four bump stops. This kit is designed to provide a great balance of performance and comfort while still maintaining the factory ride height.