i'm pretty much assuming this is totally fine, but i have a 2004 wrx that calls for 5w30.
i don't have any regular 5w30 on my shelf at the moment, but i do have amsoil euro 5w40. i also have amsoil xl 5w30. am i correct in assuming both of these are totally fine to use in my wrx?
i don't have any regular 5w30 on my shelf at the moment, but i do have amsoil euro 5w40. i also have amsoil xl 5w30. am i correct in assuming both of these are totally fine to use in my wrx?