MANHART's BMW X3 M Competition Is a 635 HP Performance Car for the Whole Family

Another week, another MANHART tune: welcome to the MHX3 600, otherwise known as the German tuning division's outlandish take on the BMW X3 M Competition.In stock form, the X3 M Competiton is no slouch -- albeit a slight oxymoron as are all mid-sized performance-focused family SUVs -- as it packs a bi-turbo three-liter inline-six that produces 510 HP and 650 Nm of torque. Thanks to MANHART, this has been bumped up to a staggering 635 HP and 785 Nm, meaning its stock 0-62 MPH time of 3.8 seconds h...