Diesel Oil FAQs

At Sinopec, we understand that choosing the right diesel oil for your vehicle or machinery can be challenging. To help you make informed decisions, we've compiled a list of frequently asked questions (FAQs) about our diesel oils. This guide covers everything from the basics of diesel oil to the specifics of our premium Sinopec products.

What is Diesel Oil ?

Diesel oil, also known as diesel engine oil, is a type of lubricant specifically formulated to meet the demands of diesel engines. These engines operate under high pressure and temperature conditions, requiring oil that can provide robust protection against wear, deposits, and oxidation.

Why Choose Sinopec Diesel Oils?

Sinopec diesel oils are crafted using advanced formulations that ensure superior performance and protection for your diesel engine. Our oils meet or exceed the latest industry standards, making them a reliable choice for various applications.

What are the Benefits of Using Sinopec Diesel Oils?

  • Superior Wear Protection: Our oils contain advanced additives that protect engine components from wear and tear, extending the engine's life.
  • Excellent Oxidation Stability: Sinopec diesel oils resist oxidation, preventing sludge and deposit formation.
  • Enhanced Fuel Efficiency: Our products help improve engine efficiency, leading to better fuel economy.
  • Broad Range of Applications: Suitable for various diesel engines, including those in trucks, buses, construction machinery, and industrial equipment.

What Viscosity Grades are Available?

Sinopec offers a range of viscosity grades to meet different engine requirements. Popular options include:

  • 15W-40: Ideal for a wide range of temperatures and applications.
  • 10W-30: Suitable for engines operating in colder environments.
  • 5W-40: Provides excellent performance in extreme temperatures.

How Often Should I Change My Diesel Oil?

The frequency of oil changes depends on several factors, including the type of engine, operating conditions, and the specific oil used. Generally, it's recommended to follow the manufacturer's guidelines. For heavy-duty applications, more frequent oil changes may be necessary to maintain optimal performance.

Are Sinopec Diesel Oils Compatible with After-Treatment Systems?

Yes, our diesel oils are formulated to be compatible with modern after-treatment systems such as Diesel Particulate Filters (DPFs) and Selective Catalytic Reduction (SCR) systems. These formulations help maintain the efficiency of emission control systems while providing excellent engine protection.

Can Sinopec Diesel Oils Be Used in Older Engines?

Absolutely. Sinopec diesel oils are fully backward-compatible, meaning they can be used in older diesel engines without after-treatment systems. Our oils provide excellent protection and performance, ensuring the longevity of older engines.

Where Can I Buy Sinopec Diesel Oils?

You can purchase Sinopec diesel oils directly from our online store. We offer a comprehensive range of products to meet your specific needs, all available for convenient online ordering and fast shipping.

Choosing the right diesel oil is crucial for maintaining the performance and longevity of your diesel engine. Sinopec offers a range of premium diesel oils designed to meet the highest standards of quality and performance. Whether you're looking for the best diesel engine oil, synthetic diesel oil, or heavy-duty diesel oil, Sinopec has you covered.

Visit our Diesel Engine Oil Collection to explore our products and place your order today. Ensure your engine runs smoothly and efficiently with Sinopec diesel oils.