turbocharged engine

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The 3.0L inline 6-cylinder turbocharged engine in the xDrive35i makes 300 horsepower. xDrive50i versions are fitted with an all-aluminum twin-turbo 4.4L V8 with variable valve timing and direct injection. It features what BMW calls a "reverse flow" setup, with its twin turbochargers situated within the valley between the cylinders. It makes 400 horsepower and 450 ft-lb of torque. Powering the xDrive35d is a 265-hp 3.0L inline-6 diesel engine. The Variable TwinPower Turbo engine also produces 425 ft-lb of torque and delivers an EPA estimated 26 mpg on the highway. At the very top of the range is the intense X5 M, featuring 555 horsepower from a tuned version of the xDrive50i's 4.4L V8.