BMW’s M division is further spreading its attentions through the automaker’s SUVs, with the 2020 BMW X3 M and 2020 X4 M promising up to 503 horsepower in Competition form. The two new models take the X3 SUV and the X3 “Sports Activity Coupe” and drop in the 6-cylinder M TwinPower Turbo engine for a 3.0-liter blast of power.
They’re the first cars in BMW’s line-up to use the new BMW M S58 engine, a six-cylinder in-line with a lofty 7,200 rpm redline. It packs a forged crankshaft so as to deal with high levels of torque, and a closed-deck for the engine block for increased rigidity. That, BMW says, means it can handle higher combustion pressure.
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