DISCONTINUED - The recommended replacement product is Mobil Delvac MX 15W-40.

Exxon XD-3 Extra 15W-40 is a premium, heavy duty diesel engine oil that provides outstanding protection to modern, high performance engines used in the toughest on and off highway applications. Exxon XD-3 Extra 15W-40 has the versatility built in to meet the demanding requirements of modern, low emission diesel engines, as well as older models operating on low- or high-sulfur fuels.  Exxon XD-3 Extra 15W-40 is recommended for use in a wide range of heavy duty applications and operating environments and meets the API SL specification for gasoline engines used in mixed fleets.

Today’s low emission diesel engines place increasing demands on engine lubricants.  The quality and reliability built into Exxon XD-3 Extra 15W-40 deliver outstanding performance in the latest engines, as well as older models.  Key features and benefits include the following:

• Outstanding soot handling capabilities
• Excellent oxidation and thermal stability
• Exceptional anti-wear and anti-scuff properties
• Extended TBN reserves to provide improved acid neutralization and corrosion protection
• Excellent low temperature performance to help ensure oil flow to critical bearing surfaces at start-up
• Stay-in-grade shear stability
• Extended drain capability

• On-highway light and heavy duty trucking
• Off-highway industries including trucking, construction, quarrying, and agriculture
• Mixed fleets

Based on available information, this product is not expected to produce adverse effects on health when used for the intended application and the recommendations provided in the Material Safety Data Sheet (MSDS) are followed. MSDS's are available upon request through your sales contract office, or via the Internet. This product should not be used for purposes other than its intended use. If disposing of used product, take care to protect the environment.