Bilstein B4 Rear Shock for BMW 3 Series Touring (E46) 330 d (135 kW)
BMW 3 Series Touring (E46) 330 d (135 kW). Bilstein B4 Shock Absorbers - the original mono-tube gas pressurised shock absorbers. The benefits of Bilstein B4 at a glance Suits Models with a Power Level of 135 kW.