Radium Engineering Catch Can Kit PCV 15-18 Focus Ecoboost Fluid Lock - 20-0315-FLOVERVIEW 20 0315 FL Catch Can Kit PCV 13 18 Focus EcoBoost This kit is used in both the Ford Focus ST and RS models with the turbocharged EcoBoost engine. It mounts on the front left core support near the radiator. For clearance purposes, Focus ST installations REQUIRES Radium 20 0356 Sound Symposer Delete Kit or other symposer delete kit to be installed. This catch can runs inline with the PCV (positive crankcase ventilation) valve and retains it's