I think anybody can be happy with any synthetic oil. The differences between synthetich brands is likely miniscule, except the hype and price. The manufacturers would have us believe differently.
Don't forget that "all that metal floating around" would go through their proprietary oil filter and remove it, would it not?
That's the trouble with a high-end education. You guys suck up all that stuff they feed you as gospel and you can't think outside the box. You've lost your perspective.
If you guys want OBAs, UTSs, ABCs, XYSs and all that other high-priced nonsense, fork out the money yourselves. He's merely reporting his experience with Synlube and you guys can't handle it. If that info was supplied to you Doubting Thomas', none of you blender/rocket scientists could handle it. It would blow apart all the hype you've been feeding the public for decades. Some of you guys on here can't see the forest for the trees!
To me the proof is in the pudding. He's getting 2 or 3 mpg better gas milage, the truck's running like a top, and he's got serious milage on that oil,