Originally Posted by cronk
Originally Posted by csandste
That expensive an oil and the TBN is that low? Wow. Lots of money for a 6k OCI.
This is Amsoil OE, their economy synthetic that is $5 something a quart.
Wear metals are very low, I think a very nice looking UOA!
Looks like a fine UOA to me too, no real red flags which is nice considering the problems some of these engines have with the bearings. If the cost of the oil is in your wheelhouse OP, keep running it.