Upstream Oxygen Sensor - Compatible with 2004 - 2006 BMW X3 2005

Upstream Oxygen Sensor - Compatible with 2004 - 2006 BMW X3

Position: Upstream

Note: OE Replacement

Sensor Type: Heated

Universal Or Specific Fit: Specific

Wire Quantity: 4

Features:
- Coated in with electrodes made of a gas-permeable platinum layer.
- Determines the oxygen content of the exhaust gas, monitoring the air fuel ratio for combustion efficiency.
- Coating prevents contamination and erosion of the electrode surfaces by combustion residue and particulates in the exhaust gases.
- Monitors exhaust gases and reduces pollutants for a cleaner environment.
- Measures oxygen levels to fine-tune air-fuel mixture, improving fuel economy and saving costs.

Compatible With or Fits:
Note: Cylinder 1-3
- 2004 - 2006 BMW X3 3.0L 6 Cyl M54 FI Naturally Aspirated GAS Manual
- 2004 - 2005 BMW X3 2.5L 6 Cyl M54 FI Naturally Aspirated GAS

Note: Cylinder 4-6
- 2004 - 2006 BMW X3 3.0L 6 Cyl M54 FI Naturally Aspirated GAS Manual
- 2004 - 2005 BMW X3 2.5L 6 Cyl M54 FI Naturally Aspirated GAS

Fits Years: 2004 2005 2006