O2 Oxygen Sensor; Downstream Passenger Side (05-12 4.0L Frontier)Find parts that fit my vehicle

Product Overview. The O2 Oxygen Sensor; Downstream Passenger Side is a critical component that measures the oxygen levels in the exhaust gases after they have passed through the catalytic converter. This sensor plays a vital role in managing the engine’s fuel mixture and ensuring optimal combustion efficiency by providing real-time feedback to the vehicle’s engine control unit (ECU). Proper sensor functionality helps improve fuel economy, reduce emissions, and maintain overall engine performance.

Construction and Appearance. This oxygen sensor is crafted from high-quality materials featuring a stainless steel threaded body with a durable thimble sensor design. The sensor undergoes an isostatic pressing and plasma spraying process that enhances sensitivity and extends service life. The unit includes a four-wire heated design with a square-shaped male connector for secure and precise installation.

Installation. Installation is straightforward and requires no drilling or modifications. It directly replaces the factory sensor with a threaded mounting and connects via a male plug, suitable for professional mechanics and experienced DIY enthusiasts.

Warranty. The product comes with a limited lifetime warranty covering manufacturing defects, providing reliable assurance of durability and quality.

Application. This oxygen sensor fits the 2005 through 2012 model years of the 4.0L Nissan Frontier. It is designed specifically for the downstream position on the passenger side and may not be compatible with other vehicles or engine configurations.

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