Why VW/Audi Recommend 5w-30/5w-40 Grade Oils? - TDIClub Forums
Why VW/Audi Recommend 5w-30/5w-40 Grade Oils? Fuels & Lubricants ... Actually Steve, the point I was trying to make is that all these PAO/Ester (and Group III) oils are very good. You can use oils slightly lighter or heavier than 5w-30/5w-40 and it's not ...