TEST DRIVE A MINI PERFORMANCE DEMONSTRATOR Firstly, Lohen recognises New MINI performance upgrades, such as coilovers or dampers and springs, can be very subjective so we have equipped our demonstrator MINIs with some of the best after market upgrade parts to prove their characteristics and benefits to our customers – a real 'try before you buy' allowing for real-world application. LOHEN COURTESY CARS Secondly, if you're thinking of performing considerable upgrade, repair or servicing work to your New MINI,…