Originally Posted by
IGot2P
I find it hard to believe that 5W-40 (or even 5W-30) would not work just as well and it is definitely more common in this immediate area. Wouldn't 5W-40 or 5W-30 work in a XF? Also, why Mobil1? There are many other brands out there that one would think would be just as good.
Please comment.
Don
Mobil 1is specially formulated to work in conjunction with silicone impregnated aluminum block that is special to Mercedes-Benz engine.