Ursa Ultra XLE 10W-40 is a premium perfomance synthetic low emissions heavy-duty engine oil, designed for naturally aspirated and turbocharged four-stroke diesel and gas engines in on- and off-highway and construction applications. Select specification standards include: ACEA, API, Carterpillar, Cummins, DAF, Detroit Diesel, Deutz, Iveco, JASO, Mack, MAN, Mercedes Benz, MTU, Renault, Renault Truck, Scania, Voith and Volvo.