I'm waiting to hear more about the 3.8 tune from Poweraxel before I start looking elsewhere. Last I heard they tuned a 3.8 Automatic in California on a Dealers Car and it worked! They were going to go and get dyno stuff soon. It was a flash though and not a tuner that you could do yourself.
-Casey
2010 Hyundai Genesis Coupe 380GT
M&S Type A Front Grill
KDM 380GT Emblem
Korean Custom Wing Badge Emblem
Injen Cold Air Intake
SuperLux LED Tail Lights
O.Z. Ultraleggera 18x8F/18x9R
E&G Classics Full Aero Kit