Walker O2 Sensor sku-17139201896 UPC 450048759338 Left
No rating yet(0 ratings)This Walker downstream left oxygen (O2) sensor is listed under Exhaust Parts & Emissions Parts, SKU sku-17139201896, UPC 450048759338. It is compatible with 4.0L V6 Nissan Frontier, NV1500, NV2500, NV3500, Pathfinder and Xterra vehicles from 2005-2021.
Its protective coating and integrated heater help the sensing element reach operating temperature in seconds, allowing quicker closed-loop activation and a shorter cold start. The sensor is designed to meet OE standards within close tolerances.
Its damage-tolerant housing protects the ceramic element against silicone and lead poisoning, while porous PTFE admits atmospheric oxygen and keeps out water and engine grime. Walker also makes fuel injectors and throttle position sensors.
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