Originally Posted by Phimosis

Huh? The only benefit is price? Simplied install and removal. Less auxiliary parts required. Simplfied tuning. Increased reliability. The list of benefits is long. If you can point me to a turbo tuner that offers CARB certification and a 3 year 36,000 mile warranty, please point me to them. I have never seen that for any other aftermarket turbo setup, so I don't expect any breakthrough for the 370z.

I would restate the argument as the only benefit that turbos have is a higher hp output.
I do want more power than stock, but I don't need 600 whp to be satisfied.