The Infiniti QX50, debuting at the Los Angeles Auto Show, will be the first production car in the world to use an engine with a variable compression ratio.
The Infiniti Q50 concept unveiled in Detroit debuts the brand's radical new petrol engine – a production version of the SUV is expected in 2018.
Infiniti will unveil a new concept at the North American International Auto Show that previews the brand’s next QX SUV models.
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