Parts Geek - For 2006 BMW 330xi Expansion Tank Brock 53636BZ. 2006 BMW 330xi Fits on E90 type Body Style Platform ONLY. Notes: Engine Coolant Reservoir -- 08-13 BMW 1 Series Power Steering Reservoir Tank with Cap 06-13 BMW 3 Series 12-15 BMW X1 07-10 BMW X3.
