Bilstein B4 Series gas pressure steering dampers are specifically designed to be the economical choice for replacing the steering damper on your vehicle. The B4 Series steering dampers are rigorously engineered to meet OE standards and identically replicate the performance of the original damper on your vehicle. These dampers are the ideal option for the driver looking to maintain the original performance and handling of their vehicle, with the added benefit of world-famous Bilstein quality.