Greyhound Lubricants G-Pro 5W-40 SL/CF Fully Synthetic High-Performance Engine Oil (Older Spec)
Greyhound Lubricants G-Pro 5W-40 SL/CF (5w40) is a fully synthetic high-performance engine oil formulated using advanced additive technology to maintain engine cleanliness and provide reliable protection under demanding operating conditions. It is ideally suited to naturally aspirated and turbocharged petrol and light-duty diesel engines, including multi-valve and direct-injection systems, making it a versatile choice for mixed vehicle fleets and older high-mileage engines.
This SAE 5W-40 fully synthetic oil delivers excellent resistance to wear, oxidation, and deposit formation while maintaining stable viscosity and efficient engine performance. Its robust film strength and thermal stability provide dependable protection across a wide temperature range, whether the vehicle is driven in heavy urban traffic or on long highway trips, supporting long engine life and reliable day-to-day operation.
Meeting API SL/CF and ACEA A3/B3/B4 requirements along with a broad range of OEM approvals, this 5w40 engine oil is an ideal, cost-effective choice for owners of older petrol and diesel passenger cars, SUVs, and light commercial vehicles who want proven synthetic performance and consistent lubrication in both high and low temperatures.
Why Choose Greyhound G-Pro 5W-40 SL/CF (5w40)
- Strong high-temperature film strength delivers robust protection under heavy loads and stress.
- Excellent wear protection extends engine life in older petrol and diesel vehicles.
- Superior oxidation and deposit control keeps engines clean and running efficiently.
- Stable viscosity across a wide temperature range ensures smooth cold starts and hot-running reliability.
- Versatile mixed-fleet suitability for both naturally aspirated and turbocharged engines.
Meets Service Levels
SAE 5W-40, ACEA A3/B3/B4, API SL/CF, BMW LL-01, MB 229.3 / 226.5, Opel GM-LL-B-025, Renault RN0700 / RN0710, VW 501.01 / 505.00.
Refer to the owner’s manual for detailed manufacturer’s specifications and recommendations.
What’s in the Box?
1 x Greyhound 5W-40 SL/CF Fully Synthetic Engine Oil (available in 500ml, 1L, 5L, 20L).








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