Boost Control
MK3 Focus ST250
TurboSmart | Kompact Plumb Back Valve (Diverter Valve) (Shortie) | Focus ST MK3
TurboSmart | Kompact Dual Port Blow Off Valve (Shortie) | Ford Focus ST MK3
GFB | T9354 DV+ Diverter Valve | Ford Ford Focus ST and RS
Forge Motorsport | Uprated Internal Recirculation Valve | Ford Focus MK3 ST
Forge Motorsport | Alloy Uprated Turbo Actuator | MK3 Ford Focus ST250