No, the nav disks are a totally different format. You need a disk for the "CCC" system. It is printed on a green background instead of the blue background used for the MKx navigation disks.

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2000 E38 750iL Highline Edition, Upgraded with the lastest 2006 X5 Electronics
MKIV Navigation, 16:9 Display, Bluetooth, TV/Video with Backup Camera, Sirius, and Aux Input