Hyundai Elantra/Sonata/Sportage Oxygen Sensor 39210-23710, Universal quality durable

Hyundai Elantra (2006-2010, 1.6L/1.8L/2.0L), Sonata (2005-2010, 2.0L/2.4L), and Kia Sportage (2007-2010, 2.0L/2.4L) are all compatible with this oxygen sensor. This part monitors oxygen content in exhaust and feeds signals to the ECU to optimize air-fuel ratio for efficient combustion and reduced emissions. OEM number 39210-23710. Buyers must verify the original car part number to avoid incorrect installation. Replacement difficulty is medium; use a dedicated socket to remove, avoid damaging threads or wiring harness; after installation, clear fault codes and road-test to verify function. General-quality, durable design suitable for fleet stock for repair shops to reduce post-sale returns.