Genuine BMW T-Map Sensor (3,5Bar) - 13628637897: Genuine BMW T-Map Sensor (3,5Bar) - 13628637897 is an OEM direct replacement part designed to meet the performance and reliability standards of your BMW vehicle. This T-Map Sensor is a pressure-sensing device that measures the intake manifold pressure and is used to calculate the amount of air entering the engine. It is essential for proper engine operation and helps to optimize engine performance.