var addthis_pub="mastersairabG-POWER BMW M6 Hurricane CS: Fastest BMW Coupe in the World Achieves 370km/h - 231mph .fullpost{display:inline;} For BMW tuning aficionado G-Power, there's no such thing as enough power or too much speed. Having already pushed the limits on the M5 Sedan and more recently, the X5 SUV, the German tuner focused its resources on the