Premium SJ Grade Gasoline Engine Oil from China Suppliers - Superior Protection & Performance from Our Factory
Key Features and Benefits
1. Advanced engine protection
- Reduces wear and friction: Specially formulated anti-wear additives minimize friction between engine components, protecting pistons, camshafts and bearings.
- High Temperature Stability: Maintains viscosity at extreme temperatures, preventing oil breakdown and ensuring continuous lubrication.
- Prevents sludge and deposits: Advanced detergents and dispersants keep engines clean by preventing the formation of harmful sludge and carbon deposits.
- Corrosion Resistance: Protects engine components from rust and corrosion, even in wet or harsh conditions.
- Low friction formula: Reduces internal engine drag, helping to improve fuel economy and reduce emissions.
- Excellent cold-start performance: Smooth flow at low temperatures ensures fast engine starts in winter.
- Stable high-temperature performance: maintains protective lubrication in hot weather or under heavy loads.
- Meets API SJ standards: Suitable for a wide range of gasoline engines, including older engines requiring SH or SG oils.
- Seal-friendly formulation: Compatible with engine gaskets and seals to prevent leakage.
Technical Specifications
| API Certification | SJ |
| SAE Viscosity Grade | 10W-30, 10W-40 (other options available) |
| Base Oil Type | Highly refined mineral/synthetic oils |
| Key Additives | Antiwear (ZDDP), detergents, antioxidants, defoamers |
| Operating temperature range | -25°C to 40°C (-13°F to 104°F) |
Recommended Uses
- • Vehicle Types: Passenger cars, SUVs, light trucks and vans with gasoline engines.
- • Engine Compatibility: For naturally aspirated and turbocharged engines (see manufacturer's recommendations).
- • Ideal for: daily driving, long trips and moderate towing.
Why choose our SJ Engine Oil?
- ✔ Extended engine life - reduces wear and ensures long-lasting performance.
- ✔ Smooth running - minimizes engine noise and vibration.
- ✔ Cost-effective maintenance - Keeps engines clean and reduces repair costs.
- ✔ Trusted quality - rigorously tested to meet industry standards.
Maintenance Tips
- • OIL CHANGE INTERVALS: Every 5,000-6,000 km (or as recommended by the vehicle manufacturer).
- • REGULAR CHECKS: Monitor oil level monthly and top up if necessary.
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Frequently Asked Questions
What is the API certification of this engine oil?
This engine oil meets the API SJ certification standard. It is specifically formulated for older gasoline engines requiring API SJ, SH, or SG performance levels.
Which viscosity grades are available for purchase?
We offer SAE 10W-30 and 10W-40 viscosity grades as standard options. Custom viscosity options are also available depending on your specific requirements.
What is the recommended oil change interval?
It is recommended to change the engine oil every 5,000 to 6,000 km, or in accordance with the specific recommendations provided by your vehicle manufacturer.
Can this SJ engine oil be used in turbocharged vehicles?
Yes, this oil is compatible with both naturally aspirated and turbocharged gasoline engines, provided they align with the manufacturer's recommended specifications.
What are the main benefits of using a low-friction formula?
The low-friction formula reduces internal engine drag, which helps improve fuel efficiency, reduces emissions, and minimizes overall wear on critical engine components.
Is this engine oil compatible with older engine seals?
Yes, our SJ engine oil is formulated to be seal-friendly, ensuring compatibility with standard engine gaskets and seals to prevent leakage.