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Old 10-12-2012, 03:44 PM
akillies akillies is offline
99 540i Make Over
Location: Brooklyn NY
Join Date: Jun 2012
Posts: 71
Mein Auto: 99 540i
help with Upgrading GPS

I have the stock navi in a 99 540i that has the small screen, I want to put the larger one in. What parts do I have to change besides the screen? I know the amp is compatible and the MKII has to go to MK3 or 4 but does the tuner have to change as well?
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