2001 Infiniti QX4 Oxygen Sensor Walker Products Infiniti Oxygen Sensor W0133-1917356
Walker Oxygen SensorWalker Product's Oxygen Sensors are precision made for outstanding performance and manufactured to meet and exceed all original equipment specifications and test requirements. OE-Equivalent. Direct fit for easy installation. OE Style connectors and wire lengths. Ceramic and platinum components. High quality stainless steel. Installation Notes: Vehicles equipped with Air Fuel Ratio Sensors may look very similar to the Oxygen Sensor. Please confirm the correct part before ordering and if the connector does not match, do not install.Warranty Information: 12 month - 12,000 mile limited warranty against defects in material and workmanship.