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The Bilstein B12 Pro-Kit suspension kit for 2015–2019 BMW M4 pairs Bilstein Performance dampers with Eibach Pro-Kit springs to provide a fixed moderate lowering and refined handling tailored to the M4 application. Tuned components work together to enhance stance and driving dynamics without excessive compromise. The complete kit features progressive Eibach springs offering typical lowering in the 24–40mm range, depending on application.
Bilstein 15-19 BMW M4 B12 Pro-Kit
