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Old Apr 29, 2003 | 08:36 AM
  #6  
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Heinz57
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Joined: May 2002
Posts: 82
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From: So Cal!
Default so....

it sounds like the 4-1 is the way to go????? As pertaining to tourque? Does it change the sound of the car? I have a greddy full cat back and a cold air intake AEM.
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