Mobil Delvac MX 15W-40 is an extra high performance diesel engine oil that provides excellent lubrication of today?s diesel engines operating in severe applications promoting extended engine life. As a result, this product meets or exceeds the specifications of virtually all major European and American engine manufacturers. This extra high performance has been proven in the field in a wide variety of industries, applications, and mixed fleets.
The advanced chemistry of this product provides outstanding performance in both modern, demanding low-emission diesel engines and older diesel engines. Mobil Delvac MX 15W-40 combines a blend of high quality base stocks with a progressive additive system to provide superior control of oil thickening due to soot build up and high temperatures as well as outstanding resistance to oxidation, corrosion, and high temperature varnish deposits. The multigrade characteristics provide excellent cold cranking capabilities and oil pumpability at low temperatures.