Your fuel may meet the standard, you don't know. I have yet to see any diesel pumps that show the cetane rating anywhere.
Using additives because your fuel "may" not meet standards? Nuts!
Bigfoot "may" exist but probably not.
ShinerBock-From your own cut and paste article.
"Cummins® engines are designed, developed, rated, and built to operate on commercially
available diesel fuel as listed in Table 1: Cummins Inc. Required Diesel Fuel Specifications;
therefore, it is not our policy to recommend fuel additives.therefore, it is not our policy to recommend fuel additives.
In certain situations, when available fuels are of poor quality or problems exist which are
peculiar to certain operations, additives can be used. However, Cummins Inc. recommends
consultation with the fuel supplier or Cummins Inc. Service Engineering Department prior to
the use of fuel additives.