Point/Counterpoint: Do You Need an Air-Oil Separator?

Air Oil Separator (AOS) / Catch Can – WHY YOU NEED IT! – Vivid Racing News

How is an Air oil separator better than catch can? Makes no sense that AOS returns bad oil to the engine! - Quora

Air Oil Separator & Catch Cans - Oiling System - Engine - Shop by Product Type

Oil Water Separators - Van Air Systems

Air Oil Separator VS. Catch Can

Pipe length before/after circ+IAS: real world example — Heating Help: The Wall

Oil Water Separator, USCG-IMO MEPC 107(49)

How is an Air oil separator better than catch can? Makes no sense that AOS returns bad oil to the engine! - Quora

Air Oil Separator VS. Catch Can

Do I need a Catch Can or an Air Oil Separator?

Do I need a Catch Can or an Air Oil Separator?

Point of Use Separators for Filtration