GM 10W40 Oil 1L

GM 10W-40 is a semi-synthetic (or synthetic-based) engine oil with a viscosity of SAE 10W-40, developed for petrol and diesel engines in General Motors / Opel vehicles and compatible models. It is suitable for year-round use, provides reliable wear protection, good cold start performance, and maintains engine cleanliness under normal operating conditions. It meets specifications such as API SL/CF and ACEA A3/B4 (or A3/B3), which ensures a balance between protection, performance, and compatibility with older engines.