2002 INFINITI QX4 4-Pc Oxygen Sensor, Upstream & Downstream, A-Premium APOS0846

High quality A-Premium aftermarket parts - Oxygen Sensor
A-Premium offers a 3-Year unlimited mileage warranty on our expertly engineered Oxygen Sensor Replacement for cars. Get the perfect car Oxygen Sensor match for your vehicle by using our Vehicle Selector.

• Installation Position: Upstream & Downstream
• 4-PC A-Premium Oxygen Sensor
• Effortless mounting with minimal equipment necessary.
• Constructed to follow advanced quality criteria in the industry.
• Adjusted specifically to conform with your vehicle’s specifications.
• Made from durable components to protect against wear and corrosion.

Precision and Reliability Testing. A-Premium Oxygen Sensors are rigorously assessed to provide exact air-fuel ratio data, optimizing overall engine performance.
Precision Engineering for Optimal Performance. A-Premium Oxygen Sensors incorporate state-of-the-art technology that delivers exact oxygen readings, facilitating the perfect balance of fuel and air for superior engine efficiency.