Oxygen Sensor for 2002-2005 Subaru Impreza & More - Walker 350-64002

Walker Products 350-64002 oxygen sensor for the 2002-2005 Subaru Impreza H4 2.0L and other vehicles measures the oxygen in the exhaust gas. It is made for its specific application and position and returns the diagnostic feedback the ECU needs.

• Wide-band, 4-wire air fuel ratio sensor that monitors combustion efficiency
• Coating protects the electrode surfaces from combustion residue and exhaust particulates
• Electrodes with a gas-permeable platinum layer
• Oxygen readings help fine-tune the air-fuel mixture to support fuel economy
• Monitors exhaust gases to help reduce pollutants

Quick facts

• Part: Walker Products 350-64002 oxygen sensor
• Fits: 2002-2005 Subaru Impreza H4 2.0L and other vehicles
• Position: Upstream
• Condition: New

A failing sensor can show up as rough running, higher fuel consumption, more exhaust emissions or a lit malfunction indicator light. Before you replace the sensor, rule out physical damage to its wiring harness and connector, since damage there can also shorten sensor life.

Fits

It fits the 2002-2005 Subaru Impreza H4 2.0L and the 2005 Saab 9-2X H4 2.0L. This listing is one sensor, and the upstream position on both cars takes one.

Specifications