Cars: 2016 BMW X4 M40i FIRST DRIVE REVIEW [Video]
Watch 2016 BMW X4 M40i FIRST DRIVE REVIEW. MotoMan drives the 2016 BMW X4 M40i – a BMW SUV that has been blessed with a version of the BMW N55 inline turbo six-cylinder engine found in the BMW M2. So with the backcountry roads of Monterey County as a test track, MotoMan demonstrates what this BMW N55 turbo engine transplant and A LOT of suspension work does to an SUV and its driving dynamics . . .