Convoy® 15W-40 CK-4 Motor Oil
Run smoother and longer with Convoy for diesel engines with or without exhaust aftertreatment systems. Convoy 15w-40 CK-4 contains Molybdenum as a frictional modifier for improved performance and efficiency. Meets and exceeds CK-4 and is backwards compatible for CJ-4, CI-4 Plus, CI-4 and CH-4 specifications.
Convoy 15W-40 CK-4 provides protection where the API service category CK-4 engine oil is recommended. 15w-40 CK-4 is backwards compatible to exceed the CJ-4, CI-4 Plus, CI-4 and other diesel engine specifications. The enhanced synthetic and PAO synthetic base oils provide superior all-temperature properties, while the conventional oil gives Convoy its parasynthetic name and provides seal protection for the engine’s entire drain interval.
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Enhanced shear stability
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Superior friction reduction – improved efficiency
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Protection against wear and corrosion
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Long-life oil for extended drain intervals (with oil analysis)
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Improved reduced sludge and varnish formation
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Superior thermal and oxidation stability
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Excellent soot control and acid neutralization
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Greater aeration control
