STS upgrade for LS2 GTO

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12-27-2008, 12:16 AM

oakfan52

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STS upgrade for LS2 GTO

I have the base intercooled STS on my 06 GTO and 50/50 meth injection. I made 422/432 @ 5psi. I am looking to go to 500-525 rwhp but I don't think I can get there with the 60-1 turbo. What is the most cost effective solution ?

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12-27-2008, 12:33 AM

99Z28LS1

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Quote:

Originally Posted by oakfan52

turn the boost up to 7psi and tune it, you should be close to 500. to get over, you will need 9psi or 7psi with the right cam

all just my personal opinion