Oxygen Sensor for 1999-2003 Nissan Frontier & More - Walker 350-34023

Walker Products 350-34023 oxygen sensor for the 1999-2003 Nissan Frontier V6 3.3L and other vehicles measures the oxygen content of the exhaust gas. This 4-wire, narrow-band sensor is direct fit for the downstream left or downstream right position.

• Monitors the air-fuel ratio by reading oxygen content in the exhaust gas
• Oxygen readings let the air-fuel mixture be fine-tuned, which supports fuel economy
• Electrodes made of a gas-permeable platinum layer
• Monitors exhaust gases and helps reduce pollutants
• Coating guards the electrode surfaces against contamination and erosion from combustion residue and particulates

Quick facts

• Part: Walker Products 350-34023 oxygen sensor
• Fits: 1999-2003 Nissan Frontier V6 3.3L and other vehicles
• Position: Downstream left, downstream right
• Condition: New

A failing sensor can show up as rough running, higher fuel consumption, more exhaust emissions or a lit malfunction indicator light. A damaged wiring harness or connector can be behind those signs too, so look both over for physical damage and find the cause before buying a sensor. This listing is one sensor; the 1999-2003 Nissan Frontier V6 3.3L takes one.

Fits

It is listed for a wide range of Nissan and Infiniti models. Besides the 1999-2003 Frontier V6 3.3L, it is an oxygen sensor for the 2000-2003 Nissan Xterra V6 3.3L and the 1996-2000 Nissan Pathfinder V6 3.3L.

Specifications