Originally Posted by BlazeRex
#'s sound fine. You're expecting much too much out of that turbo. 20G's usually see 300whp on a mustang dyno. Dyno to dyno numbers vary sooo much, dont even try and compare.
If you want to make the drive to Georgia for a retune or an e-tune, PM dux10 / Pullz-On tuning. Awesome tuner, great to work with.
+1, Steve tuned my car a while ago and and I still have the same setup and beat the car to death daily with 120k on the clock and no issues to this day. I regularly datalog to make sure nothing is out of place and I have never seen anything out of order. Highly recommend getting tuned by him.