Sierra offers a full line of direct replacement weight oils that are specifically blended to protect your engine in the harsh marine environment and the extreme load conditions that your engine is subjected to every time you push down on the throttle.

Unlike automotive engine oils, Sierra oils are specifically designed to prevent moisture and corrosion from harming your engines internal components.
Best of all when you choose Sierra engine oil, you can feel confident that their marine specific oils are backed by the Sierras industry leading warranty.

This high performance Diesel Engine Oil has been manufactured and designed to meet the following manufacturers specifications: Volvo VDS-2; Cummins CES20078, CES20077, CES20076; Detroit Diesel DDC93D214; Cat ECF-2; Global DHD-1.

• Sierra premium blend diesel engine oil
• SAE 15W-40
• Meets manufacturers specifications for Volvo VDS-3, Cummins CES20078, CES20077, CES20076, Detroit Diesel DDC93D214, CAT ECF-2, ECF-1, and Global DHD-1
• Increased detergency to fight soot and carbon deposit build-up
• Certified to API CI-4+ rating
• 1 gallon jug
• Replaces Volvo Penta 40005012
• Replaces Bel-Ray 99761-BT4