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Hi,
I want NAV Retrofit my 2004 X5 4.4 USA version imported to Europe.
I switched Radio to Euro and everythinks work OK.
Which radio module I have to buy BM53 or BM 54?
I have no DSP and Onboard-Computer, can I retrofit without them?
Last edited by ika; 07-04-2007 at 02:57 AM.
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