STP Synthetic Oil?

[mjoekingz28]

Originally Posted By: Vern_in_IL
What is STP other than a licensed trademark?

Is this oil really STP, or just a store brand style oil?

Like those "STP" branded additives added to Marathon gas!




I think the website said that the additives in the pump differ from that you buy in a bottle.

 

[Michael_P]

Looking at used oil analysis / VOA's, as well as people saying it looks darker, it kind of reminds me of an average Joe motor oil with some STP oil treatment added.