Originally Posted by Deftmetal
The Yamalube I use in my bike is blue. But doesn't say it's synthetic. Pretty stuff. I'm just going to let ford use what they want on my car.
You are fortunate that Motorcraft 5W-20 is a decent lubricant. Ford 5W-50 is junk. Most of the GT500 owners have ran from it.
One of the Snow Mobile manufacturers told buyers if they didn't use their lubricant, their warranty was void because it would destroy the engine.
Amsoil sled oil made that companies lube look like crap in comparison, and the engines tested lasted far longer on Amsoil with lower deposits.
2014 Mustang GT custom ordered to replace the GT500: Sterling Gray, NAV, Recaros, Brembos, Glass Roof, back up camera, 6 speed auto, loaded
2012 Focus Titanium - 18" wheels with handling package
2009 GT500 Shelby (700 rwhp) - sold