Wow now the guys at the370Z are getting some FI love too eh? haha that's one mean sounding exhaust, went for it on my G37 and never looked back lol
Ground clearance of the mufflers shouldn't be a big issue since they're aligned nicely with the wheels meaning they'll move up and down with the wheels as you go over speed bumps. Of course, you still need to drive carefully with a drop, angle in, angle out etc..
Those of you curious on how it sounded on my G (since we pretty much have the same engine) can check out the video's I recorded a while back
http://www.youtube.com/watch?v=-3Z6Q8jTYac
http://www.youtube.com/watch?v=glMM8kxjcgU
He sure left a satisfied customer in Dubai and to that I owe him those vids haha, keep up the great work Tony
Sam