This high-quality secondary air injection pump is designed specifically for Audi vehicles manufactured between 1999 and 2012. The pump is made in Germany and comes with all the necessary items, as shown in the pictures. It is a reliable and efficient smog pump that helps to reduce harmful emissions and improve the overall performance of your vehicle. The OE/OEM part number is 06A-959-253-B, and the manufacturer part number is 06A959253B. Whether you're replacing a faulty pump or upgrading your vehicle's exhaust system, this pump is a great choice for your Audi.