A high-quality lubricating oil SAE 30, 40 and 50 for heavy-duty diesel engines. It is formulated to exceed API CD/SF. The benefits of BANGCHAK D3 J include the following properties. o High detergency and dispersancy help keeping the engine clean/span> o Increase thermal and oxidation stability. o Higher film-strength available perform wear protection and friction reduction across a wide range of engine operating conditions. o Good resistance to air entrainment and foaming. APPLICATION BANGCHAK D3 J is suitable for heavy-duty diesel engines such as truck, tractor, earthmover especially for Japanese OEMs-HINO, NISSAN, ISUZU, MITSUBISHI and KOMATSU.