Quote:
Originally Posted by theDreamer
If you have an account you can read the thread: WWW.S197FORUM.COM
For those who do not (bone stock 2013 GT500):
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that's somewhat expected out of a 600hp+ supercharged V8 though isn't it? The tune just ups the boost...I got 30hp with a Garrett chip out of the 1.8T 4 cylinder back in the day.