In motor oils' realm, OEM approvals (Mercedes, BMW, Porsche) are marketing's pinnacle. We compare their opaque certifications without bias - to vintage ads speaking pure science. True science or marketing?

#MB2295 #MB22951 #MB22952 #BMWLonglife17FE #dexos1Gen3 #VW50800 #OEMapprovals #marketing

https://www.youtube.com/watch?v=Idek77ssSDw