The Bilstein B12 (Pro-Kit) suspension series is the ultimate choice for enhancing the driving dynamics of your Audi TT Quattro. This high-performance kit combines Bilstein B8 Performance Plus gas-pressure shock absorbers with Eibach Pro-Kit progressive lowering springs. It provides a perfect balance between sportiness and comfort, offering professional cornering precision and a lowered ride height (approx. 25-30mm). Kit Components: - 2x Bilstein B8 Performance Plus Front Struts (35-044079) - 2x Bilstein B8 Performance Plus Rear Shock Absorbers (24-060356) - 1x Eibach Pro-Kit Spring Set (progressive rate springs) Key features include improved handling, reduced body roll, and Bilstein gas-pressure technology for consistent damping power under any load.