Thread: gas and air filter
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  #9  
Old 11-08-2002, 04:44 PM
Mike Mike is offline
 
Join Date: Nov 2002
Location: Reno, NV
Posts: 35
Mike is off the scale
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Talk to a Hummer tech and they recommend only 87 Octane, you don't get any benefit out of using a premium or a higher Octane fuel.

Haven't done the K&N option yet, but It's on my list of to do's.
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