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04-22-2013, 03:04 PM
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#123
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Enlisted Member 
Drives: BMW F80 M3 Orange Sahir
Join Date: Jan 2013
Location: Russian
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Quote:
Originally Posted by Jamesons Viggen
Is that the default +3psi, or adjusted to +4? If not, try another one at +4 as with your mods, you should see another 7-10whp.
I also think with your current bolt ons, you will really benefit from what I see of stage 2/JB4.
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Default +3psi
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