The Bilstein B12 Pro‑Kit for 2010–2013 Mazda 3 is a complete suspension kit that pairs Bilstein Performance dampers with Eibach Pro‑Kit springs to provide moderate lowering between roughly 24–40mm depending on application. Tuned as a set, the kit refines driving dynamics, improves response and gives a balanced lowered stance without compromising safety and daily comfort.
Bilstein 10-13 Mazda 3 B12 Pro-Kit