High Performance Gasoline Engine Oil SL 5W-30 / 10W-40
产品说明
Specifications and Approvals
- • API SL
Performance Benefits
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• Excellent Anti-Wear ProtectionReduces engine wear and extends engine life.
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• Superior Engine CleanlinessPrevents sludge and deposits for cleaner engines.
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• Outstanding Oxidation StabilityMaintains viscosity under high temperatures.
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• Fuel Efficiency ImprovementReduces friction and improves fuel economy.
Applications
Applications of Gasoline Engine Oil SL 5W-30 / 10W-40
Passenger cars (sedans, SUVs)
Light-duty commercial vehicles
Urban driving & highway conditions
High-temperature environments
SL vs SN Engine Oil – What’s the Difference?
SL engine oil is suitable for older gasoline engines, while SN engine oil provides enhanced protection for modern engines with better oxidation stability and emission system compatibility.
Frequently Asked Questions (FAQ)
What is SL engine oil used for?
SL engine oil is designed for gasoline engines requiring API SL specification, commonly used in passenger cars and light-duty vehicles.
Is 5W-30 or 10W-40 better for my car?
5W-30 offers better cold-start performance, while 10W-40 provides stronger protection under high-temperature conditions.
Can I use SL oil in modern vehicles?
It is recommended to follow your vehicle manufacturer’s specification. SL oil is generally suitable for older engines.
How often should I change engine oil?
Typically every 5,000–10,000 km depending on driving conditions and engine requirements.
What is the difference between 5W-30 and 10W-40?
5W-30 flows better at low temperatures, while 10W-40 offers higher viscosity and protection in hot environments.
Why Choose YUANGEN as Your Engine Oil Supplier?
30+ years manufacturing experience
OEM & Private Label support
Bulk supply (18L / 200L)
Global export experience
Stable quality control system
👉 Get a free quote within 12 hours.
Related Products
Typical Test Data
YUANGEN X6 PRIME SL 5W-30
Test Item | Result | Method |
Density (20℃), g/cm³ | 0.850 | ASTM D4052 |
Kinematic Viscosity (100℃), mm²/s | 11.0 | ASTM D445 |
Kinematic Viscosity (40℃), mm²/s | 62.6 | ASTM D445 |
Viscosity Index | 164 | ASTM D2270 |
Pour Point, ℃ | -42 | ASTM D97 |
Flash Point (COC), ℃ | 222 | ASTM D92 |
Viscosity, Crank (-30℃), mPa | 5400 | ASTM D5293 |
YUANGEN X6 PRIME SL 10W-40
Test Item | Result | Method |
Density (20℃), g/cm³ | 0.862 | ASTM D4052 |
Kinematic Viscosity (100℃), mm²/s | 14.9 | ASTM D445 |
Kinematic Viscosity (40℃), mm²/s | 106.9 | ASTM D445 |
Viscosity Index | 145 | ASTM D2270 |
Pour Point, ℃ | -38 | ASTM D97 |
Flash Point (COC), ℃ | 224 | ASTM D92 |
Viscosity, Crank (-25℃), mPa | 5900 | ASTM D5293 |
Health, Safety & Environment
Avoid contact with skin. Use impervious gloves with used oil. After skin contact, wash immediately with soap and water.
Take used oil to an authorised collection point. Do not discharge into drains, soil or water.