http://emptyroadchronicles.com/2014/05/06/car-tech-the-subaru-headgasket/
The OEM head gaskets on the EJ25D have a tendency to fail just as much as the sun has a tendency to rise in the east. If you have one and the head gaskets have NOT been replaced, here is what you need to do to remedy a tragedy.
This is a pretty interesting article to read if you’re a gear-head and crave quirkiness…yes, the boxer design is quite quirky.