The Bosch 13879 Oxygen Sensor is a direct fit sensor designed for specific vehicle models including Kia, Mazda, and Protege. It is manufactured in the United States and comes with a manufacturer warranty of 3 months. With a compact size and a weight of 0.3000, this sensor is a reliable and high-quality component for monitoring and improving exhaust emissions in various vehicles. Free shipping via USPS ground. Ensure you are only purchasing genuine Bosch sensors.