You would want to change your oil to a better one after the run in period.

It's a little more expensive than what others use but I use MOTUL 300V Chrono, SUBARU MOTORSPORT use it and rebrand it as their own so it must be good.

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221.7KW-ATW 498.5NM MMS ROLLER DYNO & BUILT BY STi NINJAS, BUILD #318/600

EBISU SUBARU, SHIBUYA-KU TOKYO