Bilstein B6 (DampTronic) rear 46mm monotube shock for 2008–2013 BMW M3 V8 4.0L is a performance replacement designed to work with OE springs and the factory electronic damping system. Application-specific valving and a monotube layout improve handling, safety and ride control while preserving the vehicle's electronic damping functions and allowing swift transitions between comfort and sport tuning.
Bilstein B6 (DampTronic) 08-13 BMW M3 V8 4.0L Base Rear 46mm Monotube Shock Absorber