Re: motorcraft oil filter
You can run syn. lube longer than you should run the filter.
Change it every 3k miles or so.
Fram makes an extended use filter to match syn. lubes life. I think it (claimed) 7 to 10k miles before changing.
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2006 4.0 5 spd auto 4x4 Super Cab
BF Goodrich Commercial Traction T/A's
Royal Purple Throughout
Alpine Head Unit with some Infinity Noisy Stuff
NW Oregon
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