What vehicles is Mobil 1 5W40 suitable for?

[McDaisy]

Mobil 1 5W40 is suitable for all vehicle types, depending on the actual geographical location environment and road conditions where the vehicle is operated. Vehicles suitable for 5W40 engine oil: 5W40 engine oil is suitable for German cars. German cars usually have turbocharged engines with relatively large gaps, so 5W40 (higher viscosity) engine oil should be chosen. European cars also typically use 40-viscosity engine oil. Meaning of 5W40 engine oil: The letter W stands for winter (low temperature). The number 5 before the letter W represents low-temperature fluidity. The smaller the number, the better the low-temperature fluidity of the engine oil. The number 40 after the letter W represents high-temperature viscosity. The larger the number, the better the high-temperature viscosity of the engine oil.