As for the "Assist" system, the folks at Action Nissan said that your dealer can access it. Actually getting them to do it may be another thing.
The bulletin # is NTB02-031, which will give part #'s of 66811-9Z001 for L. side and 66810-9Z001 for right side cowling.
I can also install them for round trip air faire and cold beer in the 'fridge.