The BMW X4 M is a fantastic performance SUV that boasts coupe-like styling and huge power from its turbocharged 6-cylinder engine. This particular X4 M touts a handsome color combination and the desirable Competition and Executive packages. It also features an impressive list of modifications, including an Active Autowerke equal-length midpipe, 21-inch Edelweiss LT3 wheels, and plenty of carbon fiber inside and out.  Power comes from the 3.0-liter twin-turbocharged inline-6, rated at 503 horsepower and 479 lb-ft of torque. Output is sent to all four wheels via an 8-speed automatic transmission.