When is a headlight more than just a headlight? When it pierces through the night, letting oncoming traffic know exactly what you’re driving without having to see any other part of the vehicle. When it’s as much a status symbol as it is a safety system. And when it comes equipped on the 2016 Mazda CX-9, the only midsize, three-row crossover SUV in its class1 with standard LED headlights and tail lights.