Moroso air/oil separator catch can for 2013–2018 Ford Focus ST applications is a small-body billet aluminum unit that separates oil and crankcase vapors from intake air to help reduce contamination. Designed for the listed Focus ST models, the compact machined housing provides a direct-fit option to collect oil and vapor before they reach intake components, helping preserve intake cleanliness.
Moroso 13-18 Ford Focus ST Air/Oil Separator Catch Can - Small Body - Billet Aluminum