Ensure your emissions system is working properly with this new factory OEM replacement Oxygen Sensor. Vital to your engine, a properly functioning O2 Sensor ensures a more efficient burn and promotes fuel economy. Common symptoms of a failing O2 Sensor include: rough idle loss of power decrease in fuel economy stalling and possible O2 malfunction codes from your onboard diagnostics as indicated by a CEL (check engine light). We highly recommend consulting your local dealer for special installation procedures prior to installation to ensure proper function and preservation of your new Sensor. Comes complete with all components pictured. This part is a direct OEM replacement part. **Check Fitment guide below to ensure proper fitment to your vehicle.