To make it even more confusing, there's a 'Dexos 1', a 'Dexos 2', and a 'Dexos 1 Gen 2'. :confused:
Dexos 2 is designed for diesels, so even though it may be fine for your petrol engine (it'll certainly keep it damn clean) Dexo 1, or Dexos 1 Gen 2 is what's intended for your petrol engine by...