Description
Mobil Delvac Modern 15W-40 Super Defense is an extra high performance diesel engine oil that provides excellent lubrication of today's diesel engines promoting long engine life. As a result, this product meets or exceeds the specifications of major European and American engine manufacturers. It is recommended by ExxonMobil for use in a wide variety of industries, applications, and mixed fleets.
This product provides outstanding performance in both modern, demanding low-emission diesel engines and older diesel engines operating on low or high sulphur fuel. Mobil Delvac Modern 15W-40 Super Defense is also biodiesel compatible*, it combines a blend of high performance 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 deposits.
This product is fully compatible with Mobil Delvac MX 15w-40 and can be used as a replacement of same.
*based on CEC L-109-14 (test modified with palm B100), meeting the limits in ACEA E7-22.
Benefits & Features
- High thermal and oxidation stability: Reduced sludge build-up, deposits and viscosity increase
- TBN reserves: Deposit control and acid neutralisation
- Stay-in-grade shear stability: Wear protection and viscosity control
- High detergency/dispersancy: Clean engines and long component life
- Improved soot handling: Improved viscosity control and used oil pumpability
- Excellent low temperature properties: Start-up wear protection
- Component compatibility: Long gasket and seal life
- Meets demanding specifications of key OEMs: One engine oil for mixed fleet operations
Specifications
Recommended by ExxonMobil for use in:
- Naturally aspirated and turbo-charged diesel powered equipment from leading Japanese, European, and American manufacturers.
Mobil Delvac Modern™ 15W-40 Super Defense Page 1 of 4
16.02.2026 - On-highway light and heavy-duty trucking.
- Off-highway industries including: construction, mining, quarrying, and agriculture.
- Mixed fleet applications.
