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Old 06-23-2012, 10:10 AM
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lbartee lbartee is offline
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Join Date: Sep 2011
Location: Lamar Arkansas
Posts: 24
Gender: Male
Vehicle: 2008 Dodge Ram Quad Cab
Trim Level: Big Horn
Color: Inferno Red Pearl
Engine: 2008-20?? 287ci (4.7L) PowerTech V8 310hp 330lb/ft
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Default Royal Purple Oil

Just recently started using Royal Purple oil. Have had good luck so far. It actually increased my mileage by 1.5 mpg. My son started using it as well and had the same results. He has 06 3.7 Ram. I have 08 4.7 Ram. I have 104,000 on mine and he has around 85,000 on his.
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