DEF pumps at Flying j/Petro/Loves etc
From what I can see, most of the big service areas have DEF pumps but they are only at the truck islands. Does anyone know if any of the fuel stops have DEF pumps at the RV islands? Thanks
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Diesel Exhaust Fluid, required for later model diesel engines. It is designed to reduce pollution from exhaust. It goes into a special tank and is sprayed into the exhaust.
