Royal Purple told to quit specific claims

[Corvette Owner]

See

http://www.imakenews.com/lng/e_article001398592.cfm?x=bfmW6PM,b1M25KBSe

 

[Johnny]

Got you covered right here.

https://bobistheoilguy.com/forums/threads/royal-purple.105295/

 

[Pablo]

4th or 5th time posted.

 

[TallPaul]

I wonder how many other brand's claims could be shot down like this, oil and otherwise?