12-21-2006, 04:02 AM
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Hummer Authority
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Join Date: Sep 2005
Location: Texas
Posts: 1,795
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Re: Exhaust?
I'd say that the MAF is restricting you more than the CAT is. Go with the Granatelli MAF: 350120-C
http://www.granatellimotorsports.com/gmmaftruck.htm |