15W-40 Diesel Oil Schaeffer’s 700 SynShield® Durability Advantage *20 GALLONS*
Strong stay-in-grade performance throughout the life of the oil. Friction modified with Micron Moly® and Penetro® to provide strong protection against wear, scuffing and abrasion. Improved and optimized engine durability and reliability during high mileage, hour accumulation situations.