Oxygen Sensor Front Upstream for Hyundai Elantra and Kia Spectra 2.0L
Upgrade your Hyundai Elantra and Kia Spectra with the Oxygen Sensor Front Upstream for 2.0L engines. This direct replacement O2 sensor sits upstream of the catalytic converter to deliver accurate exhaust gas readings, helping the engine computer optimize the air–fuel ratio for better fuel efficiency, smoother idling, and reduced emissions. Designed as a front/upstream (pre-cat) sensor, it provides early data to the ECU so combustion remains clean and efficient across a range of driving conditions. Compatible with 2003–2009 Hyundai Elantra 2.0L, 2004–2009 Kia Spectra 2.0L, and 2005–2009 Kia Spectra 5 2.0L, it covers the most common 2.0L variants in circulation. The part numbers listed, including 39210-23900 and related equivalents, reflect broad compatibility across markets, improving your chances of a precise fit. Built with a heating element for reliable cold starts and quicker warm-up, this sensor helps your engine reach optimal operating temperature faster for cleaner combustion. Origin: Mainland China.
Benefits & Tips
- Precise upstream O2 readings to the ECU improve fuel trim, aiding catalyst efficiency and smoother acceleration.
- Heated sensor technology provides quicker response during cold starts, reducing emissions and helping the engine reach optimal performance sooner.
- Before ordering, verify compatibility using the OEM No. 39210-23900 or the full list of part numbers shown to ensure a correct fit for your vehicle.
Product specifications
- Brand: IWOKPHD
- Product: Oxygen Sensor Front Upstream (Pre-Cat)
- Sensor Type: Piezoelectric
- Heating Type: Yes
- Applications: 2003–2009 Hyundai Elantra 2.0L; 2004–2009 Kia Spectra 2.0L; 2005–2009 Kia Spectra 5 2.0L
- OEM No.: 39210-23900
- Part Numbers: 39210-23900, 234-5430, 3921023900, LZA07-HD2, 2345430, REA1920, SU6225, ES10927, 7531153, ES1092711B1, KN512, 24304, SG1485, 2133902, 15646
- Origin: Mainland China
Language support: English (where available).
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Package includes:
- 1 piece Oxygen Sensor Front Upstream
Warnings/Reminders
- Please check the picture and the part number carefully to make sure that you bought the right part for your car.
- If you cannot be sure which item fits your car, please send the Part Number or the Original product photos to us to confirm before order.
- The only way to be 100% sure that the part will fit your vehicle is to check your original part. We will check for you and reply within 24 hours.