Which brand of def fluid.
Was talking to the commercial truck guy at a ram dealer and he said they recommend using mopar brand def fluid in the cummins hd diesel.true or false.
Forum Discussion
bbaker2001 wrote:
well, I am down to just over 1/4 tank left on 2015 Ram 3500
had taken truck in to dealer for a look at the exhaust brake. he quoted me 35.00 for each 2 1/2 gal containers.
stopped by Wal-Mart. SuperTech 7.88 Blue Def is 11.97. can I use the Wal-Mart brand DuperTech without warranty problems
I have used one 2.5 G from them with no problems and several of the Blue. I have recently started using the pumps at the truck stops with no issues at all, for around $2.75 per gallon.
