Gang, This may be a redundant post on this, but in the profile of the New 5w-40, nothing is mentioned of it's All-Fleet use. No Gasoline specs. like SM, mentioned. Whatya think?
http://www.mobiloil.com/USA-English/MotorOil/Oils/Mobil_1_Turbo_Diesel_Truck_5W-40.aspx
http://www.mobiloil.com/USA-English/MotorOil/Oils/Mobil_1_Turbo_Diesel_Truck_5W-40.aspx