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Re: 6 liter and ULSD - interesting observation
I haven't noticed any mileage difference and truthfully my truck seems to be running better than ever! Taking in to account the winter temps and fuel. Of course, we've probably been using it for quite a while and just didn't know it.
be
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2003 Lariat 6.0 Arizona Beige/Med Parchment Crew Cab 4wd Auto 3.73 born on 5/9/03
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