Oxygen Sensor for 2014-2015 Infiniti Q70 & More - Walker 250-25105

Walker Products 250-25105 oxygen sensor for the 2014-2015 Infiniti Q70 V8 5.6L and other vehicles measures the oxygen in the exhaust gas. Each Walker part number is made for its specific application and fitment position, and it gives the ECU the diagnostic feedback it needs.

• Monitors exhaust gases and reduces pollutants for a cleaner environment
• Coating protects the electrode surfaces from contamination and erosion by combustion residue and particulates
• Determines the oxygen content of the exhaust gas and monitors the air-fuel ratio for combustion efficiency
• Electrodes made of a gas-permeable platinum layer
• Oxygen readings let the air-fuel mixture be fine-tuned, which helps fuel economy

Quick facts

• Part: Walker Products 250-25105 oxygen sensor
• Fits: 2014-2015 Infiniti Q70 V8 5.6L and other vehicles
• Position: Upstream left, upstream right
• Condition: New

A sensor that is wearing out can show up as rough running, higher fuel use or a malfunction indicator light, though a damaged wiring harness or connector can be behind those signs too, so look both over for physical damage first.

Fits

This sensor is listed for a wide range of Infiniti models, led by the 2014-2015 Infiniti Q70 V8 5.6L, the 2014-2015 Infiniti QX80 V8 5.6L and the 2015 Infiniti Q70L V8 5.6L. Open the "Vehicles it fits" section to check your exact model and engine. This listing is one sensor; the upstream left and upstream right positions each take one.

Specifications