the Focus is already pushing the boundaries of its standard plastic blow-off valve - and there's not much room to turn the boost up before the standard valve will struggle to keep up

It's not only smaller

Original ABS sensor can be used

This setup requires some modification and welding to the OEM subframe (FD legal)

The Xtreme 230mm Race Sprung Clutch has been designed

Clutch Kit - Xtreme Performance Extra Heavy Duty Sprung Ceramic KHD19002-1BX JRX12 the Focus is already pushingXtreme Performance extra sprung ceramic kit 1BX Recommended for: Motorsport ApplicationsThese kits are available with sprung ceramic friction discs and are designed for motorsport applications where higher heat and torque capacity is required. These can also be used in some road applications. Specifications: Torque capacity Clamp load Increased over standard Sprung Ceramic Friction Disc Extra Heavy Duty Pressure Plate Kit contains everything you need