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
agesilaus wrote:
Take it from a retired chemist: all DEF is Urea dissolved in distilled water. It is all the same.
Good to know information. Thank you.
Wikipedia- Diesel Exhaust Fluid
