This HELLA Mass Air Flow (MAF) Sensor, part number 8ET 358 095-541, is engineered to accurately measure the amount of air entering your engine. By providing critical data to the engine control unit (ECU), it allows for precise fuel injection adjustments. Proper functioning of the MAF sensor is vital for maintaining optimal engine performance, smooth idling, and maximizing fuel economy. A faulty sensor can lead to poor acceleration, increased fuel consumption, and illumination of the check engine light. HELLA is a trusted brand known for its high-quality automotive components. This sensor is designed to meet or exceed original equipment specifications, ensuring reliable and long-lasting performance.