Its that the slope of thinning is flatter than that of a standard single-weight oil. A 15W50 really is a 15 weight oil with exceptional properties at operating temperatures. These properties traditionally come from editing by use of viscosity improvers but synthetic manufacturing techniques have found ways to make the base oil viscosity less sensitive to temperature.
2014 Mercedes CLA 250 Start Up, Exhaust, Full Review
So, either the tank capacity is over gal or the gas station is ripping me off. CLA Sport Plus 4-Matic the next best thing to a 45 AMG:mblogo: CLA, Cirrus White, Black MB Tex Interior, Premium.