Blue DEF
Just wondering about DEF for your diesel trucks. My dealer that I bought my truck from said just use Blue DEF and nothing else. I talked to another camper with a diesel truck and he said he buys the...
Forum Discussion
Here’s a helpful item if you typically use the boxes or jugs of DEF. this is a Ford part, and you can order it on Amazon for about $10. It fits on any jug or box of DEF, and I *believe* the DEF fill ports on vehicles are all the same, so the o-ring on the dispensing end of the spout will make a seal when it’s pushed down into it. You can then turn the DEF jug upside down if you want and there will be no leaks. The DEF tank will fill until it’s full, and nothing will spill out. It’s a handy item.
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