The JCW kit will push the auto-shifting Cooper S to 203bhp at 6,450 rpm with a 0-62mph time of 7.3 seconds.
It will cost £2,999 (excluding fitting) and is available as an aftermarket kit from all 157 Mini dealerships.
Standard equipment includes ‘steptronic’ paddles on the steering wheel, limited slip differential and adaptive transmission control (AGS). AGS allows the transmission to adapt over time to fit with the driver’s individual driving style.
Mini is also including a John Cooper Works sound kit which includes a new air filter to provide a more powerful engine sound direct to the driver. It is available for £645 (excl. fitting) and includes a John Cooper Works engine badge and emblem for the boot lid.