For anyone that still curious, NO, all diesel is definitely not of the ultra low sulphur variety. I took this picture just over a year ago (as reflected by the prices). It was up in the mountains of N. GA where time kinda slows down a little. Some of these guys were sharpshooting my use of the word dirty diesel too but I didn't mean that agriculture diesel was actually dirtier. Maybe I should've said sulpherier. I say stop sharpshooting people on the way they word things, especially if you don't know what you're talking about.
Two types of diesel fuel sold in Georgia:
Off Road, On Road - ToyotaDiesel.com