On the DEF: it is $2.80 - $3.00 nationwide; available at many high end truck stops at the pump. Pilot Flying J
(The diesel truck nozzle won't fit, but the DEF nozzle will.) Bring some empty gallon containers with you for your back up.
Also, many truck stops don't sell B5 ULSD or less, only B15 ULSD. I can use the B15 in my motorhome but not in the Jeep. So, yes, the least expensive place for DEF may not have any fuel you can use...
How many miles on a tank? How many gallons in a tank? You do the math. (i.e. it is not a big expense.) (I'm too lazy to look up the numbers.)
OK, I looked at some numbers. 8 gallon tank for 10,000 miles = no more than $300 for the first 100,000 miles. I spent more than that in floor mat replacements for my current diesel with 60k on it..
Non-toxic and non-polluting
Stable and colorless
Does not require special handling
2014 Jeep Grand Cherokee Overland 4X4 | Black, Inside and Out
5.7 liter HEMI | ORAII | Advanced Technology Package(w/ stop)