Size: 5 Gallon (640 Ounces) Delvac 1300 Super 15W-40 are extra high performance diesel engine oils that help extend engine life in the most severe on and off highway applications while delivering outstanding performance in modern, high output, low emission engines including those with Exhaust Gas Recirculation (EGR) and after treatment systems with Diesel Particulate Filters (DPFs) and Diesel Oxidation Catalysts (DOCs). Fully backward compatible, Delvac 1300 Super will also deliver the same exceptional performance in older conventional engines. As a result, they meet or exceed the requirements of the API CJ-4, CI-4 PLUS and CH-4 service categories as well as key Original Equipment Manufacturer (OEM) requirements for 2007 engines. Delvac 1300 Super is the result of extensive cooperative development work with major OEMs and is recommended for use in a wide range of heavy duty applications and operating environments found in the trucking, mining, construction, quarrying, and agricultural industries. These products will provide outstanding protection in the most demanding diesel engines of Caterpillar, Cummins, Detroit Diesel, Mack, Mercedes Benz, Navistar, Volvo, and others. Delvac 1300 Super also meets the requirements of the API SM specification for gasoline engines and mixed fleets.