Subject: OBD socket blanking plug OE number: 51439190686 NOTE! The above numbers are the numbers of original parts for which the item in this offer is a replacement. Before purchasing, you must compare them with the number of the original part being replaced. If they differ by even one character, this part will not fit or will not work or will not work correctly. In such a case, do not buy it. Car: BMW X3 F25 BMW X4 F26 Year of production: 2009-2013 Colour: black Manufacturer: replacement Technical condition: the item is brand new, unused, undamaged and unimpaired