The worlds most Powerful Road Cars
BMW X5 M AND X6 M
Last week, BMW revealed the second generation of its most extreme SUVs the X5 M and X6 M ahead of their official unveiling at the LA Motor Show 2014 later this month. They use the same twin turbocharged 4.4 litre petrol engine as the current BMW M5 and M6 and have a range of truly mean looking cosmetic upgrades. These BMWs mean business.