High-performance diesel engine oil
Mobil Delvac MX is a high-performance diesel engine oil that helps extend engine life in severe on- and off-highway applications. Mobil Delvac MX meets or exceeds the API CI-4 PLUS service category.
Mobil Delvac MX also meets or exceeds the API SL specification for gasoline engines and mixed fleets.
It is recommended by ExxonMobil for use in:
High-performance diesel applications, such as pre-2007 turbocharged, low emission engine designs, including those featuring exhaust gas recirculation (EGR) technology
Modern, high-output engines with EGR
Older engines operating on either low or high sulfur fuels
On-highway applications operating in both high-speed/high-load and short-haul, pick-up/delivery
Off-highway applications operating in severe low-speed/heavy-load conditions
Modern marine high-speed diesel engines, including Caterpillar, Cummins, Volvo, Daihatsu and Yanmar
Demanding diesel engines of Caterpillar, Cummins, Detroit Diesel, Mack, Mercedes-Benz, Navistar, Volvo and others
High-performance gasoline engines and mixed fleet operators
Diesel-powered equipment from American and Japanese original equipment manufacturers
On-highway heavy-duty trucking and off-highway, including construction, mining, quarrying and agriculture