2011 BMW Alpina B7L Engine: 4.4L V8; Location: Expansion Tank;. 2012 BMW Alpina B7L Engine: 4.4L V8; Location: Expansion Tank;. Part Type: Radiator Cap. Radiator Cap. Compatible Years: 2011 2012. Ensure that this part fits your vehicle by entering your vehicle's Year, Make, Model, Trim, and Engine in the Compatibility Table.
