The MGU-K (Motor Generator Unit - Kinetic) is the part of the ERS (Energy Recovery System) that does a lot of that energy harvesting. It captures the energy generated under braking and then feeds it ...
Semi trucks last so much longer than cars because of their more reliable diesel engines and the fact that they don't constantly stop for traffic as often.
A complete guide of Infiniti sports cars by used price, covering G, Q, IPL, and Red Sport models.