I don't know about gradeIt's got 5w-40, not sure if synth or semi-synth. Would a heavier oil help reduce blow-by? Maybe worth using 10w-50 next time?
I run 10w-60 on my Forester STi, but it has a built motor and it was getting through a lot of oil with the usual 5w-40
@The Panda Nut sees a different in type
Castrol Edge to quantum C3 premium
Your hoses are secure, none of the mounting points for the air box broken, or the spring on the front missing