Home/Focus ST Air Intake Focus ST Ram Air Intake Scoop $187.21 Focus ST Intake Tube Upgrade 13-15 $370.63 Roush Cold Air intake, 2013+ Focus ST, 2016+ Focus RS $517.01 JL Oil Separator 3.0 Front side, Black Anodized, 2013-18 Focus ST $217.96 Ford Performance Focus ST Cold Air Intake, 2013-14 $223.87
