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2017 Infiniti QX50 Oxygen Sensor
The 2017 Infiniti QX50 O2 sensor helps manage fuel consumption and emissions by ensuring your engine is receiving the proper air-fuel ratio. A bad sensor can cause poor gas mileage, rough idle, and it can cause a lit Check Engine Light too. Browse our selection of 2017 QX50 oxygen sensors and find the right part at the right price.