Hi,

the GPS reciever is above the MK2 Unit.

You only have to replace the MK2 by an MK4 and you are ready.

I have MK4 Units and also 16:9 Units for the X5.

If you have the 4:3 Unit. than you will need those BMW partnumbers
65 90 0 140 347 1 steun boordmonitor wide-screen ( 5 euro )
65 90 0 140 348 1 steun boordmonitor wide-screen ( 5 euro )

I someone is interested plaese mail me.

gr. Appy