Old Nov 7, 2003 | 01:40 PM
  #2  
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speedshifter101
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Joined: Oct 2003
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From: Idaho
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I have a friend with a gsr with a greddy turbo kit and he runs 6 psi to be on the safe side. Everything else stock and it is runnin fine. 5-7 psi i think is the way to go.
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