Rotella T5 Synthetic Blend Diesel Motor Oil 10W-30, 1 Gallon - Pack of 1 Triple Protection Plus technology protects against wear, deposits and oil breakdown PLUS better fuel economy performance Fuel economy savings up to 1.6% compared to a conventional 15W-40, helping you stretch your budget and improve your bottom line Provides excellent wear protection, which keeps engines running longer Better cold cranking properties and better low temperature pumpability than conventional 15W-40, it reaches critical engine parts faster in colder temperatures to minimize wear and makes hard work easier in harsh climates Extended drain capabilities