Opel GM 10W-40 is a genuine semi-synthetic engine oil for petrol and diesel engines requiring SAE 10W-40 viscosity and ACEA A3/B3 and API SL/CF specifications.
The oil provides reliable lubrication and engine protection in everyday use and is particularly suitable for older generations of Opel and GM vehicles with the corresponding requirements. It is available in 1 L and 5 L packages. Always check the required viscosity and specification in the vehicle service documentation before use. Browse our engine oils and lubricants.
Opel GM 10W-40 is a genuine semi-synthetic engine oil for Opel and GM petrol and diesel engines requiring SAE 10W-40 viscosity and meeting ACEA A3/B3 and API SL/CF.
The oil is designed to provide reliable lubrication and protection of engine components in a wide range of driving conditions. SAE 10W-40 viscosity provides good cold-start properties and a stable lubricating film at normal engine operating temperatures.
Opel GM 10W-40 is suitable for petrol and diesel engines where the vehicle manufacturer requires or permits SAE 10W-40 engine oil meeting ACEA A3/B3 or API SL/CF.
It is particularly useful for many older Opel and GM vehicles, but SAE 10W-40 viscosity alone does not guarantee suitability for every engine. Newer vehicles may require different viscosities and more recent approvals.
Always check the vehicle service documentation before purchase. If you are unsure, send us the vehicle details or VIN and we will help you identify the correct engine oil.
Select the required 1 L or 5 L package. Browse our complete range of engine oils and lubricants.