The Bilstein B12 2001 BMW M3 Base Front and Rear Suspension Kit is a complete suspension system designed to improve the performance of your BMW M3. This kit includes Bilstein B12 Sport shocks and struts, along with Eibach Pro-Kit lowering springs, for a complete suspension upgrade. The shocks and struts are designed to provide improved handling and stability, while the lowering springs give your car a lower, more aggressive stance. This kit is perfect for anyone looking to get the most out of their BMW M3.