Castrol EDGE Engine Oil - 5W-30, A3/B4, 10 Litres
Unlock the full potential of your engine with Castrol EDGE Engine Oil 5W-30 A3/B4, engineered for high-performance and ultimate protection under extreme pressure. Powered by Castrol's cutting-edge Fluid TITANIUM technology, this premium formulation transforms under pressure to keep critical engine parts apart, minimising metal-to-metal contact and wear.
Suitable for modern petrol and diesel engines requiring a low SAPS oil, this full synthetic 5W-30 blend meets the stringent specifications of high-performance European vehicles — exceeding industry standards for engine cleanliness and wear protection, while delivering enhanced fuel efficiency without compromising peak engine output.
The generous 10-litre pack size offers exceptional value for multiple services or top-ups, making it ideal for car enthusiasts and professional mechanics who want long-drain capability and maximum performance. Superior thermal stability keeps your engine protected under high-stress, high-temperature driving conditions.
Engineered for power, protection, and precision — backed by decades of motorsport and lab-tested excellence.
Key Benefits:
- More horsepower and greater acceleration
- Improved fuel economy performance
- Stronger protection under high-pressure conditions
- Recommended by world-leading car manufacturers
- Long-drain capability, ideal for bulk servicing
Tech Specifications:
| Spec | Detail |
|---|---|
| Size | 10 Litre |
| Oil Composition | Full Synthetic |
| SAE Grade | 5W-30 |
| ACEA | A3/B4 |
| API | SL |
| BMW | Longlife-01 |
| Mercedes-Benz | 229.5 |
| VW Auto Group (VAG) | 502 00 / 505 00 |
| Weight (est.) | ≈ 11.2 kg / 395 oz |