Yeah, to echo, a nav computer out of an E65/E66 is not a MK-anything. They are NAVI01, NAVI02, and NAVI03 computers. The MKxx compuers are only used in the E38, E39, E46, X3, X5, and Z4.

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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