0w40, 0w30 and 5w30 will work similar, but most times 0w is better oil.
M1 FS 0w40 is a very good oil, you can keep it, anyway Petronas 7000 0w40, Castrol 0w40 or Eni 0w40 too. Even you can use super M1 ESP X3/X4 mid-saps. Ravenol is good but if I won't paid overprice 20-30€ vs above oils, you...