Any concerns using Walmart's "SuperTech" DEF? | Page 4 ...
Jun 19, 2018 · DEF flies out the door here. At least there is something to guide purchase, vs looking for “use by” dates on wood finishing products (nonexistent), other than for premixed …
6 Problems With Walmart DEF Fluid (Explained for Beginners)
Dec 7, 2021 · For the avoidance of doubt, the date code on Walmart SuperTech DEF refers to the manufacture date. Keep in mind that DEF products should be used within one to three years of …
How to read the date of manufacture for DEF Fluid Blue Peak ...
Most containers are clear and easy to read while others require some thinking. This video is a simple breakdown on how to read the DEF fluid manufacture date on you box or jug. Show less
DEF production / expiration explained and simplified
Dec 14, 2021 · I am seeing date codes of 21 300 at my local store and if that means March 5, 2020 then that DEF is about to go bad if not already from the Florida heat. According to the …
BlueDEF Manufacturing Code - New Format | DODGE RAM FORUM
Feb 24, 2025 · There were a few pallets of BlueDEF with somewhat recent date codes parked in the main entrance, with major exposure to summertime sunlight and heat. The entrance area …
DEF Date Codes and API Certification | The Diesel Stop
Apr 4, 2014 · Here is the secret to reading the expiration date on BlueDEF manufactured by Old World Industries LLC and sold under the PEAK Brand. Other manufacturers differ. I'm working …
Walmart / Supertech DEF - Ford Truck Enthusiasts Forums
Aug 20, 2023 · I used to run it more often, back when it was cheaper than most truck stop pumps, but now have a truck stop location where it is cheaper than walmart. But, never any issues …
DEF Date Codes | Good Sam Community - 1297324
Jul 22, 2014 · DEF Date Codes A date code, or date of manufacture, can be found on just about any package of DEF. This is called out in the specification for DEF: ISO 22241. How to read …
Blue DEF manufacturing date codes | Cummins Diesel Forum
Dec 1, 2025 · I have a heck of a time determining the date code on DEF at the pump; it must be OK, as I’ve not had any issues with it.
Diesel Exhaust Fluid: Blue DEF Ultimate Guide + Date Code
Aug 13, 2019 · You will need to check the expiration codes and look at the calendar to figure out how long you have left to use the DEF solution. If the solution has been stored at high …