It is common to achieve 100 - 200% increases in boost over the base spring pressure

They are providing class-leading fuel control and response with a small footprint

Specifications:

O-Ring Service Kit for Turbosmart Plumb Back

Integrated proprietary high-temperature solenoid valve

Clutch Kit - Xtreme Performance Heavy Duty Sprung Ceramic Incl Flywheel 500Nm KMZ23538-1B Ceramic coating It is common to achieveXtreme Performance sprung ceramic kit 1B 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 500Nm Clamp load Increased over standard Sprung Ceramic Friction Disc Heavy Duty Pressure Plate Kit contains everything you need for a