BMW X4 M40d Shows Diesel Power In Autobahn Top Speed Run
BMW discontinued the bonkers quad-turbo B57 engine, but it’s still one of the few automakers to sell diesel performance cars. The X4 M40d is a relevant example, and while this type of powertrain has fallen out of favor at the dawn of the EV era, it’s still relevant in Europe. Some people enjoy the blend […]
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