Should I go with the non-lux navigation system, where it is pretty much plug and play, or should I upgrade to the lux amp and navigation system. Is upgrading to the lux version worth it? What features does it have over the non lux model? Thanks in advance.

Go to the previuos nav. question in this fourm asked on 6-08-05 by cctech ,and scroll down to my answer(to lazy to type it again)