I came across this video couple days ago:
It compares a V-band single-scroll turbo versus a T4 twin-scroll turbo of similar size. Interestingly, even though the single-scroll has a slightly larger A/R ratio, it actually spools faster than the twin-scroll in the mid-range by a noticeable margin...
Basically new. The intake has less than 500 miles on it. No crack, scuff mark, etc. Nothing is missing to get it installed.
Paypal G&S only $1100 shipped OBO or 1000 pick-up.