[bsa_pro_ad_space id=14] View 13 images Story originally published 29 March, 2006 You know a car is fast when the valet key “limits” the vehicle’s top speed – to 375 km/h. Imagine the owner: “There you go, son. Don’t even bother trying any funny business, as you won’t get it a whisker over 375 km/h!”. If you…

[bsa_pro_ad_space id=14] We have to admit: the BMW X6 is not one of our favorite cars. But, we have to give credit to the X6 M and the X6 M Competition versions for being very powerful SUVs. In fact, with 617 horsepower under the hood, the Competition version could easily stand in line with SUVs…