The listing is incorrect; that is not a MKIV. That is the nav computer for an E65/E66, which is entirely different. It is either a NAVI02 or NAVI03.

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SOLD
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