The Bilstein B12 (Pro‑Kit) suspension kit for 2012 BMW M3 coupe is a complete front-and-rear solution matching Bilstein B8 Performance dampers with Eibach Pro‑Kit springs tuned for the application. Offering moderate lowering in the 24–40mm range depending on fitment, the kit sharpens response and handling dynamics while producing a lower, more purposeful stance suitable for everyday use.
Bilstein B12 2012 BMW M3 Base Coupe Front and Rear Suspension Kit