02-04-2007, 07:05 PM
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#3
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OBS guy
Join Date: Jun 2004
Location: SoCal
Posts: 1,060
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Re: 18MPG in my LIFTED burb this weekend! And a problem...
I know the difference between an exhaust leak and a ping... In your opinion, why would a minor exhaust leak cause pinging??
I did snug the bolts back up 2 days after the header install.
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