Found this on Gumtree, Subaru sump plug

[MadMuz]

Just found this, looks good for us ;Dhttp://www.gumtree.com.au/s-ad/mooloolaba/engine-engine-parts-transmission/fumoto-oil-valve-sump-plug-pan-bolt-subaru-impreza-wrx-liberty/1052519691

[RossM]

Same as this mobhttp://fumoto.com.au/info.htmI noticed Allan Wardill uses a sump bung that you take the cap off and screw in a drain hose adapter.Similar to these click in adapters, but screw in.https://www.pegasusautoracing.com/gr...&v=eI1bB2Xt--Y