The Oxygen Sensor-OE Style Left DENSO 234-4149 is a high-quality replacement part designed specifically for vehicles requiring a left-sided oxygen sensor. Manufactured by DENSO, a trusted brand known for producing reliable automotive components, this sensor is built to OE standards and comes with a manufacturer warranty for added peace of mind. With a quantity of 1 and easy installation, this oxygen sensor ensures optimal performance and emission control for your vehicle, making it a valuable addition to your car's exhaust system.