Genuine OEM Audi Roof Antenna, part number 8X4035501A. This essential component is mounted on the vehicle's roof and is responsible for receiving and transmitting radio signals, crucial for the proper functioning of the audio and infotainment systems. It ensures clear reception for broadcast radio, satellite radio, and other communication functions. Weighing approximately 0.067 kg, this antenna measures 0.11m in length. Choosing a genuine OEM antenna guarantees optimal signal reception and durability, designed to withstand environmental elements and integrate seamlessly with the vehicle's electrical system.