OP please search for threads, this has been talked about.
Simply put it would be to expensive and you would have to change way to much to add it to the car. Same thing with removing it.
You would need "off the top of my head"
Nav and center
bose system
nav antenna
bt module
all bose speakers
all new wiring harnesses installed in the car
This may help you a lot as well:
What to know about Bose