BMW X6 Price in Puerto Rico Starting From USD 120,000 to USD 130,000. The BMW X6 is a new SUV Car that comes with an Externally excited TwinPower Turbo 6 Cylinder Engine, 335hp Engine Power and 450Nm Torque of engine. Its ABS (Anti-lock braking system) Brake and Adaptive Suspension. Its mileage depending upon the variants and fuel type.