25psi 2011 wrx. NEED ADVICE
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01-21-2013, 07:14 PM
1993 LS1 RX7
You're boosting 25psi? Without meth?
Easy: buy AEM intake and use the Cobb map
Best: protune with what you have and turn the boost down
I'd get a protune. But if you don't live near a tuner, go Cobb.
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