The Bilstein B12 Pro-Kit suspension kit for 2008 Audi TT Base Convertible is a complete front-and-rear package that pairs Bilstein B8 Performance Plus dampers with Eibach Pro‑Kit springs to deliver fixed, moderate lowering. Tuned per application to preserve ride quality while improving handling, it lowers about 24–40mm depending on fitment and uses progressive springs for precise response and predictable control.
Bilstein B12 2008 Audi TT Base Convertible Front and Rear Suspension Kit