SKU: 188350
Dry Goods: Store in a cool, dry place away from direct sunlight and moisture. Seal the packaging tightly after each use to preserve freshness.
Perishables: Refrigerate immediately upon receiving to maintain optimal freshness. Follow the specific storage temperature guidelines mentioned on the packaging.
Frozen Items: Keep frozen until ready to use. Follow the thawing instructions on the package for best results.
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Duragard® Diamond Plate® SAE 15W-40 API CK-4 Synthetic Blend Engine Oil is designed for extreme high-temperature and high-shear performance in heavy-duty diesel engines. It meets the latest specifications for 2017 and newer engines while remaining fully compatible with earlier models that used CJ-4 oils.
Engineered to perform under demanding conditions, this formulation enhances oxidation resistance, minimizes deposit formation, and maintains viscosity stability. It supports consistent lubrication and long-term engine durability.
Developed for heavy-duty applications, this synthetic blend oil provides a balanced combination of durability, cleanliness, and thermal stability, ensuring reliable operation in modern and legacy diesel engines.
Suitable for 2017 and newer engines requiring API CK-4 and fully backward compatible with engines previously using CJ-4 engine oils.
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