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The Bilstein B12 (Pro‑Kit) suspension kit for 2013 BMW 335is convertible is a complete front-and-rear package pairing Bilstein B8 dampers with Eibach Pro‑Kit springs tuned to this application. Delivering moderate lowering—typically 24–40mm depending on fitment—the kit improves suspension dynamics and response, giving the convertible a more controlled, athletic stance without sacrificing day-to-day comfort.
Bilstein B12 2013 BMW 335is Base Convertible Front and Rear Suspension Kit
