Genuine OEM Audi Rear Right Antenna Amplifier, part number 4M8035225N. This electronic module is designed to boost the signal received by the vehicle's antenna, enhancing the clarity and range of radio, navigation, and other communication systems. It is specifically positioned in the rear, on the right side of the vehicle, typically within the roof or pillar trim. Measuring approximately 115mm in length, 20mm in width, and 30mm in height, and weighing 0.059 kg, this amplifier is built to integrate seamlessly. Choosing a genuine OEM antenna amplifier ensures correct signal processing, optimal frequency tuning, and compatibility with the vehicle's existing infotainment and wiring harness.