Schaeffer Manufacturing Co. 9000-006S Supreme 9000 Full Synthetic Engine Oil 5W-40, 1 gallon New packaging coming! Red bottles contain the same great product as the black bottles. Improves engine durability without affecting fuel economy. Keeps engines cleaner: minimal sludge, soot and carbon buildup. Friction modified with Micron Moly and Penetro to reduce friction, wear and scuffing. Resists thinning at high temperatures quickly lubricates in colder temperatures.