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Old 12-19-2008, 02:36 PM   #11
Sinister-65
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Join Date: Dec 2008
Location: Jacksonville,Fl
Posts: 93
Re: The first step is to admit you have a problem!

Not on a Escalade but my friend has the magna flow exhaust on his 07-08
gmc ecsb and they kinda droan at around 2000 - 2300 cruise rpm
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