OKAY MOTOR Air Fuel Ratio Sensor for Hyundai Elantra Kia Spectra Spectra5 2.0L 05-09 Front Upstream Oxygen Sensor Replacement for Hyundai Elantra Kia Spectra Spectra5 Part #: 39210-23900, 234-5430 New aftermarket replacement unit 180-days manufacturer type warranty Applications: Hyundai Elantra Kia Spectra Spectra5