Unfortunately thats the curse with those nice electronic toys in the current cars
Imagine someone owning the new G30 in 20 or 30 years...

But maybe there is a way to replace those screens with better and more up-to-date ones?
First step is to find one which will fit without any hassle (6.5"). The second one is the interface, but that shouldn't be a big problem as the ones in our nav all use a common RGB interface - according to the datasheet.