This HELLA Mass Air Flow (MAF) Sensor, part number 8ET 358 095-131, is designed to precisely measure the amount of air entering the engine's intake manifold. By accurately detecting airflow, the engine control unit (ECU) can adjust fuel injection and ignition timing for optimal combustion. Proper functioning of the MAF sensor is crucial for maintaining smooth engine operation, preventing issues like rough idling, stalling, and poor acceleration. It plays a vital role in emissions control by ensuring the correct air-fuel ratio is maintained. HELLA is a trusted brand known for its quality automotive components. This sensor is built to meet stringent performance standards, offering reliable and consistent measurements for your vehicle's needs.