46 000613 Bilstein B12 Pro Kit Suspension System E46 M3 Turner Bilstein B12 Pro Kit on my 2006 330i : r E90 Bilstein B12 BMW M3 Base Front and Rear Suspension Kit 46 000613 Bilstein B12 Pro Kit Review in 2023 & Unboxing YouTube. Bilstein B12 (Pro Kit) suspension kits include a complete set of Bilstein Performance dampers paired with Eibach (Pro Kit) springs that provide moderate lowering between 24 40mm (depending on application). These kits offer dampers and springs that are tuned for each specific application to provide the best fixed height lowering solution. Bilstein B12 (Pro Kit) suspension kits provide the perfect combination of suspension dynamics, quality and aesthetics.This Part Fits:YearMakeModelSubmodel2008 2013BMWM3Base