Mobil Delvac 1™ LE 5W-30 is a fully synthetic, heavy-duty diesel engine oil that combines advanced engine protection for modern low emissions vehicles with enhanced fuel economy potential and other benefits such as engine durability, emissions system protection and extended drain capability.

Mobil Delvac 1 LE 5W-30 utilizes advanced technology to deliver exceptional performance and is well suited for an extensive array of diesel-powered commercial vehicles for both on- and off-highway use in industries such as transportation, mining, construction and agriculture. Meets or exceeds a broad range of industry and manufacturer specifications from around the world.