What part of the exhuast has failed? The y-pipe around the flexis seems to be the most common so you may get away with just a part replacement rather than a full job, also a lot of exhausts don't include a y-pipe so if that's where it's failed you may not fix the problem.
That looks about right. If you're not aware, you may lose a couple of horse using any induction kits but will get a better noise from it. Abbey's recommendations:
http://www.350z-uk.com/topic/68888-abbey-na-staged-upgrades-for-350370z-and-350gt-skylines/
Where are you based? It may be worth speaking to your local tuner for advise.
Hey don't complain about the free bumps! BTW, I'll take photo's and post up a thread about my trip when I get back if you want some ideas for routes to/from Italy.
Now that they've knicked a load of stuff from WebOS I may actually get off my old Pre3 when the new iPhone lands... will try and get a demo once that happens.
Bennet's K1 setup was: headers, bag of nails, K1.
Glad you changed it buddy, I can follow you at Wales next year without getting Tinitus!
EDIT: Skip to 2:30... embedding doesn't work with the &t=150s option for youtube.
I hate that first wash/detail, there always seem to be small scratches that the car sales man has managed to hide with some form of glaze or similar that suddenyl show up and need polishing. Looking good though.