Petro-Canada’s DURON™ line of premium performance multi-grade diesel engine oils delivers industry leading protection against increased wear which can lead to lower productivity and impaired fuel economy. They’re formulated to exceed API CK-4 specifications and are suitable for use in the latest 2017 EPA compliant low emission engines which employ advanced exhaust after treatment devices.
DURON UHP 0W-40 is an Ultra High Performance heavy duty engine oil specially formulated with a high performance additive system in combination with high quality synthetic base oils. DURON UHP 0W-40 may be used in extended oil drain interval service in extreme cold climates.
Car and Light Duty Diesel Engines
DURON engine oils are also suitable for use in diesel powered engines in smaller vehicles, including passenger cars and light trucks where API CK-4, CJ-4, CI-4 Plus, CI-4, CH-4 or earlier specifications are required. Consult the owner’s manual.
Gasoline and CNG Engines
Many of the DURON products exceed the latest API SN gasoline engine oil specification and are suitable for some gasoline and CNG applications where API SN or earlier specifications are required. Many are also suitable for use in wet clutch applications where JASO MA2 is recommended. Please reference the Approvals and Recommendations list on the previous page to ensure the correct product application.
Stationary & Marine type Diesel Engines
DURON HP and SHP 15W-40’s may be used in diesel-fuelled stationary and marine systems where an SAE 15W-40 diesel engine oil is specified and water separation is not required.