Oxygen Sensor for 2001-2006 BMW M3 & More - Walker 250-24445

Walker Products 250-24445 oxygen sensor for the 2001-2006 BMW M3 6-cylinder 3.2L and other vehicles measures combustion efficiency from the amount of oxygen in the exhaust gas. This upstream sensor is made for its specific application and position, so it returns the diagnostic feedback the ECU expects.

• Narrow-band sensor with 4 wires
• Measures oxygen levels to help fine-tune the air-fuel mixture for fuel economy
• Coating protects the electrode surfaces from contamination and erosion by combustion residue and particulates
• Electrodes made with a gas-permeable platinum layer
• Monitors exhaust gases to help reduce pollutants

Quick facts

• Part: Walker Products 250-24445 oxygen sensor
• Fits: 2001-2006 BMW M3 6-cylinder 3.2L and other vehicles
• Position: Upstream
• Condition: New

Rough running, higher fuel consumption or a lit malfunction indicator light can mean a sensor has failed. A damaged wiring harness or connector can be behind the same signs, so find the cause before you buy a sensor.

Fits

This direct-fit sensor fits the 2001-2006 BMW M3 6-cylinder 3.2L and the 2001-2002 BMW Z3 6-cylinder 3.2L.

Specifications

In the box

One oxygen sensor. The 2001-2006 BMW M3 6-cylinder 3.2L and the 2001-2002 BMW Z3 6-cylinder 3.2L each take one.