2019 Infiniti QX50 Long-Term Update 1: Powertrain Pain
 

From the faux-suede interior accents to ProPilot Assist, the Infiniti QX50 has quite a few cool features, but its party piece is supposed to be its engine. Thanks to some trick engineering on Nissan’s part, the QX50’s engine can change its compression ratio on the fly. In theory, this allows it to maximize fuel economy […]

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