Description
Shell Rimula R4 X 15W-40 is a heavy-duty diesel engine oil engineered for severe service applications, offering advanced protection for modern low-emission and older diesel engines.
Key Features & Benefits:
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Optimized “Triple Protection” formula provides excellent control of acids and corrosion in engine bearings and components.
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Delivers significantly improved engine cleanliness—up to ~50% better in certain tests—reducing sludge and deposit build-up.
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High level wear protection for valve trains, piston rings and cylinder liners in demanding diesel engine duty.
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Suitable for a wide variety of heavy-duty diesel engines (on-road and off-road) across multiple OEM approvals (API CI-4, ACEA E7/E5/E3, etc.).
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Excellent viscosity stability and thermal/oxidation resistance, supporting longer drain intervals and consistent performance under high load.
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