Radium CCV Fluid Lock Catch Can Kit, Subaru WRX VB (2022+)The Radium Engineering 20 0755 FL CCV Fluid Lock Catch Can Kit is a purpose built crankcase ventilation solution for the Subaru WRX VB (2022+). Running inline between the crankcase vent (CCV) port and the turbo inlet pipe, this kit intercepts oil saturated blow by before it accumulates in the air filter intake pipe and intake system protecting the FA24F engine from oil contamination under high load driving. The catch can mounts underneath the OEM air