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Old 12-10-2009, 09:44 PM
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Dan Dan is offline
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Join Date: Sep 2009
Location: MD
Posts: 192
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Vehicle: 2009 Dodge Ram 1500
Trim Level: Laramie
Color: Inferno Red
Engine: 2009-2010 345ci (5.7L) Hemi V8 390hp 407lb/ft
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when I first got my truck (and before I got my predator) I tried 87, 89, and 93 octane gas and there wasn't a noticable difference in fuel economy or power
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