apparently...not sure about the quarter times but yes on the 500hp...but for 50k I would much rather put that towards a vette or buy a used vette. Too bad G8's are four doors and kinda ugly IMO.

Pontiac SLP Firehawk G8 GT details, pricing released — Autoblog

according to this the quarter is 12.6 and the 0-60 in the low fours:

http://wot.motortrend.com/6439658/af...ame/index.html