I had an Arqray exhaust on my Lotus and it was superb quality, fit, sound. I see they have a 370Z exhaust, anyone try one? I searched for Arqray here but there were no matches. I'm new to the Japanese scene so I'm not sure how well known or popular Arqray is.
ARQRAY EXHAUST POWER
http://blogs.yahoo.co.jp/arqray_power/56171641.html