I use it just for Antigel treatment when temps are below 20f. I get it cheaper from farm stores, or Menards where I seen sale 7.99 for 32oz. Just read the back of bottle. Keep in mind when temps drop below 0, it wants you to double the dose.
2010 Gmc 2500 Duramax 853,500 Odometer miles - sold Nov 2018
2013 LT CCSB SRW bought with 508,000 miles, now over 674,000 miles