X3's are produced by Magna Steyr in Graz (Austria). Magna Steyr is in this case productionpartner of BMW. (see:
http://www.magna-steyr.com/cps/rde/x...ow_akt_id=3053)
BMW also has a factory in Steyr (Austria). Only there they produce engines (3000 pcs a day) see: (
http://www.bmw-werk-steyr.at/)