2007-2008 Z4 & X3 use a BM54 radio tuner, same as the euro models which handle some features a bit differently.

The radio tuner is similiar to the non-NAV units, with exception of an additional jog dial. I doubt it would work properly in the e46.

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Tom G. | european auto source (eas)
email: [email protected] web: www.europeanautosource.com
tel 866.669.0705 | ca: 714.369.8524 x22 | fax: 714.908.1796

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