This keyless antenna is a must-have for any Audi owner. It allows for hassle-free starting of your vehicle, without the need for a physical key. The antenna is designed to fit perfectly in your car and is compatible with a wide range of Audi models, including the A4, S4, A5, S5, A6, A7, and A8. The OE/OEM part number for this antenna is 33542221, and it also has a referenz Herstellernummer of 8K0 907 247. With this antenna, you can rest assured that you are getting a high-quality product that is built to last. It is perfect for those who want to replace their old keyless antenna or for those who simply need a spare. Get yours today and enjoy the convenience of keyless starting!