Originally Posted by got_da_booze(1)
A tune will be the best you could possibly do to your car at this point. However, I will throw out the caution that with the increased boost you may find yourself chasing small problems here and there such as pesky misfires. After 28k miles, my spark plugs were toast. After 37k miles I had to replace the ignition coils. Even with the occasionally problems, a tune makes a night and day difference. Good luck!
Ya, this is the one concern I have since my car is at 61K miles. Guess I had better get really smart on how to fix this beast!