2010 BMW X6 M

BMW decided to do something drastic with their M line this year. Instead of little add-ons to their "M" brand year after year, they have completely changed its specifications. Fortunately, this did not destroy the M line but rather improved its brand.The revamp of the M line started with V8 engine. This 4.4-liter turbocharged beast is reputed to reach 60mph in merely 4.5 seconds. But that data

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