Xtreme Clutch Conversion kit - BMW I6 E36/E46 - SAMSONAS 10x35mm KBM23557-2EXtreme Clutch 230mm twin plate kit The Xtreme Clutch 230mm Race Clutch is available with either ceramic, organic or carbon friction materials, making these kits ideal for high horsepower and motorsport applications where a high heat capacity is required. The Xtreme 230mm Race Clutch is the ultimate in clutch solutions with a range like no other. The 230mm range boasts a variety of kits to suit most high horsepower applications for street, circuit,