Castrol EDGE FST 5W-30 C3 Synthetic Engine Oil, 4 L

Castrol EDGE FST 5W-30 C3 is a premium synthetic engine oil engineered to deliver exceptional performance and protection for modern gasoline and diesel engines. Utilizing advanced Fluid Strength Technology (FST), this lubricant actively adapts to changing engine pressures, maintaining a robust oil film that minimizes metal-to-metal contact. This 4-liter container provides a reliable solution for maintaining engine efficiency, cleanliness, and longevity throughout the year, regardless of seasonal temperature fluctuations.

Advantages

The primary benefit of this synthetic oil is its ability to maintain high levels of engine protection under extreme stress and varying operating conditions. By reducing friction and preventing the buildup of harmful deposits, it helps preserve the engine's original performance characteristics. The formulation is specifically designed to support the efficiency of modern emission control systems, ensuring that the engine operates smoothly while meeting contemporary environmental standards. Its stable viscosity profile ensures reliable cold starts in winter and consistent lubrication during high-temperature summer driving.

Suitable for

• Modern gasoline and diesel engines requiring 5W-30 C3 specification
• Vehicles equipped with diesel particulate filters (DPF) or catalytic converters
• Drivers seeking year-round engine protection in diverse climates
• High-performance engines operating under variable load conditions

When it may not be suitable

This oil may not be suitable for older vehicle models that require specific mineral-based oils or those with different viscosity requirements not covered by the 5W-30 specification. Always consult the vehicle owner's manual to ensure compatibility with the C3 standard.

Key specifications

• Viscosity grade: 5W-30
• Technology: Fluid Strength Technology (FST)
• Volume: 4 Liters
• Type: Fully synthetic
• Application: Gasoline and diesel engines

How to use

To use Castrol EDGE FST 5W-30 C3, ensure the engine is turned off and cooled down. Locate the oil filler cap on the engine, remove it, and use a clean funnel to pour the required amount of oil into the reservoir. Check the oil level using the dipstick to ensure it falls within the manufacturer's recommended range. Replace the cap securely and dispose of any used oil at an authorized collection point.

What to consider before purchase

• Verify the oil specification requirements in your vehicle's service manual
• Check the required oil capacity for your specific engine model
• Ensure the C3 classification matches your vehicle's emission system needs

Usage recommendations

For optimal engine health, it is recommended to perform oil changes at the intervals specified by your vehicle manufacturer. Regularly monitor oil levels between changes to ensure consistent performance.