The North American International Auto Show (NAIAS) is known for hosting debuts of new-model vehicles. But some of the more interesting technical developments at the show don’t appear on the vehicles that get the lion’s share of the press coverage. What follows are some of the vehicles we noticed that seemed to host noteworthy powertrain and electromechanical tech. In a companion piece, we cover some of the components and subsystems shown at the show that help promote technical advances in vehicular performance.

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