MGH writes: > > As far as Mobil 1 goes. Only the 0W-40 & 15W-50 in the > American market meet Audi's oil requirements. The common > 10W-30 and 5W-30 Do Not meet Audi's oil specifications. Is this for new cars or *any* Audis? Should I stop running 10W-30 in my 2.8l V6 motors? Lee '99 A6 quattro avant '96 A6 quattro avant '95 A6 quattro avant