The BMW X6 is a fastback “four-door coupe” version ... turbocharged 3.0-liter inline-six engine or a 523-hp, twin-turbocharged 4.4-liter V-8. The high-performance X6 M features a 600-hp ...
Read the BMW X6 4x4 (2008 - ) car review by Auto Trader's motoring experts, covering price, specification, running costs, practicality, safety and how it drives.