Thread: Differential service, etc.
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  #13  
Old 07-16-2009, 09:05 PM
cpaggie_07 cpaggie_07 is offline
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Join Date: Jul 2005
Location: Pensacola, FL
Vehicle: 2002 Ford F150 S-crew FX4
Posts: 271
Just an update on using Mobil 1 Synthetic 75W-140 in the 8.8: after driving a couple hundred miles, still no chatter etc... from the LS. I think it'll be fine without the friction modifier additive.
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