air oil separator

Don't Breathe the Oil Vapors

Don't Breathe the Oil Vapors

An air-oil separator (AOS) is a small component connected to the engine that, as the name suggests, separates oil vapors from the air that passes through it. Aston Martins have these and they work... in theory. In this blog post I'll be talking about the failings of the OEM air-oil separator, a common leaking problem, and how to fix both.