Developed to protect the horsepower diesel enthusiasts crave and extend the life of hard-working commercial equipment in the most severe conditions. Signature Series synthetic technology delivers max-duty protection in on- and off-road applications.
- Outstanding extreme-pressure protection
- Delivers 6X more wear protection
- Maintains proper viscosity (thickness)
- Minimizes oil consumption
- Maximizes fuel efficiency
- Excels in extreme temperatures
- Confidently extend drain intervals
![AMSOIL [DEOQT] 5W-40 Signature Max-Duty Diesel Oil زيت ديزل سيجنتشر من امزويل](/web/image/product.product/2863/image_1024/%5BDEOQT%5D%20AMSOIL%20%5BDEOQT%5D%205W-40%20Signature%20Max-Duty%20Diesel%20Oil%20%D8%B2%D9%8A%D8%AA%20%D8%AF%D9%8A%D8%B2%D9%84%20%D8%B3%D9%8A%D8%AC%D9%86%D8%AA%D8%B4%D8%B1%20%D9%85%D9%86%20%D8%A7%D9%85%D8%B2%D9%88%D9%8A%D9%84?unique=e03b590)