The car model is just a reference, please check the part number of your original NOx sensor. There are no instructions included in this package. Professional installation is highly recommended. Due to the light and screen difference, the item’s color may be slightly different from the pictures. Communication is the best way to solve the problem. 2006244, 2872946, 4326874, 4326874RX, 5WK96741B. 1 x Nox Sensor. Replace the old one directly. High quality and superior materials for high reliability and practicality. Please check the product description to confirm this item will work for your vehicle.