The crossover SUV market has grown by leaps and bounds over the past couple of years. Along the way, a few vehicles have tipped the scales more toward car than SUV. The Infiniti EX35 comes to mind. Now, BMW is pushing the crossover idea further than ever by introducing the world's first crossover coupe. BMW calls it a Sports Activity Coupe.The 2008 BMW X6 is a high-riding, four-passenger, four-door coupe, a combination of sports car and SUV. The X6 is offered in two twin-turbocharged models, with inline-6 or V8 power. Both engines provide ample power for everyday use and even for towing. The V8 makes the X6 a hot rod, but we recommend the inline-6 because it has plenty of pep and is more fuel efficient. Shifter paddles on the steering wheel add to the sporty character of the X6... read more