DARBY#33 said:Again, you too are saying that a whole industry of scientists and chemists don't know what they are doing. :shrug:
Nope, just saying I think the people making the oil can do a better job on additives than the people selling 'extra' additives (for high-end oils).
I think marketing has a huge amount to do with it all (the cynical part coming out).
Tim, I posted this before I read yours. Just what I was trying to say.
From what I was told, STP only increases viscocity, nothing else at all. I don't know if that is true, but the person that told me I believe.