This Oxygen Sensor the Bosch 13256 is an excellent quality product designed to provide accurate measurements of the oxygen content in your vehicle's exhaust gases. It is a perfect fit for most cars and trucks, and is manufactured in the United States with a one-year manufacturer warranty. The sensor type is an oxygen sensor, which is essential for the proper functioning of your vehicle's exhaust and emission systems. This product is a great choice for anyone looking for a reliable and high-quality oxygen sensor that is easy to install and designed to last.