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  1. Blue DEF mfg date / exp date? Help

    Just bought 2 jugs of Blue DEF at Lowe’s and the only numbers I’ve found on it are these. Can anyone help me determine when it was manufactured or when it expires? A Google search netted a method didn’t really seem to be correct since it couldn’t have been manufactured in 2026. Haha.
  2. Diesel DEF, emissions nightmare

    This is just an information post... I'm not a happy camper. ( though I love my gladi) 2022 Gobi rubi gladi. (GROOT) 37k miles (yep, 1k out of std warranty) DIESEL Just had diesel fuel pump recall performed a month ago as well as rear diff sensor cable. Engine light came on last week (left...
  3. DEF crystalization build-up: Premium Blue vs Standard Blue

    I've read a few instances online where folks simply pour regular and premium on some metal to see which results in more crystalized build-up but I'm wondering if something a little more concrete can be done easily. What if I were to pour equal amounts of standard and premium onto equally...
  4. Diesel Additive - Soot / MPG / DEF reduction

    Recently had a great experience with Harold from Golden Key Express. He transported my JTRD from Gupton. He recommended this additive called Max Mileage from Pittsburgh Power...




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