The Oxygen O2 Sensor 39210-38005 is a new OEM part designed to fit various Hyundai and Kia models from the years 1999 to 2006. This gray connector sensor is a direct fit and easy to install, making it a convenient option for those looking to replace a faulty oxygen sensor. With interchange part numbers such as 39210-39040 and 39210-33360, this sensor is compatible with a range of vehicles including the Hyundai Santa Fe, Sonata, and Kia Magentis Optima.