Huh, that is a thing new to me then, as when I was researching this a long even though back, there were no signs of them Functioning. Are we talking ingestion cam only or both equally exhaust and intake cams? I'm assuming only the intake cam? Outside of inventory products https://jdm-mitsubishi-outlander55431.total-blog.com/considerations-to-know-about-subaru-ej20-engine-for-sale-51923750