Genuine OEM Volkswagen Left Antenna Amplifier, part number 1K8035552C. This electronic module is designed to boost the signal received by the vehicle's antenna, enhancing radio reception and other wireless communication. It is typically located on the left side of the vehicle, connected to the antenna system. Weighing only 0.045 kg, this compact amplifier measures 11 cm in length. Choosing a genuine OEM antenna amplifier ensures correct signal characteristics, impedance matching, and optimal performance for integrated communication systems.