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Old 03-18-2008, 08:02 PM   #67
saintluciascooby
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Member#: 109527
Join Date: Mar 2006
Location: Chicago
Vehicle:
1997 GC8 8.38@165Mph
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hook up a pressure gauge to your header pipe and see if there is a lot of back pressure, quickest way to see if you have a uppipe exhaust problem?
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Last edited by saintluciascooby; 03-18-2008 at 08:11 PM.
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