Mine was actually a bit worse than that and was done by someone rear ending me so the cost was theirs. It did take the insurance approved body shop 5 attempts to get it done properly though ( I had to repeatedly reject it).
Welcome along and here's a link to a Bluetooth module.
http://www.ebay.co.uk/itm/Nissan-350z-Bluetooth-Adapter-28334-CD00A-/151661582582?pt=LH_DefaultDomain_3&hash=item234fbc18f6
It's not too bad . Remove all the screws from the back and then warm the mastic seal up with a heat gun (carefully) and pull apart!
Are you sure the fogging isn't on the outside as most of the time it is. Try t cutting them first.