Shell Rotella T6 Full Synthetic 5W-40 Diesel Engine Oil, 2.5 Gallon (2 Pack)

Full synthetic 5W-40 diesel engine oil with Triple Protection Plus technology protects against wear, deposits, and oil breakdown

Improved wear performance with significantly increased level of protection against harmful engine wear (compared to previous generation API CJ-4 engine oils)

Enhanced fuel economy capability of 1.5% without compromising engine protection or durability (compared to 15W-40 oils)

Multi-functional dispersant additives provide an enhanced level of protection against the effects of soot, dirt, and other contaminants

Resists breakdown by heat to provide continuous protection throughout the service interval, and also provides improved low-temperature flow compared to conventional 15W-40 oils