The FEBI BILSTEIN Mass Air Flow (MAF) Sensor is engineered to accurately measure the amount of air entering the engine's intake manifold. This critical data is sent to the engine control unit (ECU) to determine the correct amount of fuel to inject for optimal combustion. A malfunctioning MAF sensor can lead to various drivability issues, including poor acceleration, rough idling, increased fuel consumption, and illuminated check engine lights. Replacing a faulty sensor with a high-quality part like this FEBI BILSTEIN unit can restore engine performance and efficiency. FEBI BILSTEIN is known for its commitment to quality and precision manufacturing. This MAF sensor is designed to meet or exceed original equipment specifications, providing a reliable and durable solution for your vehicle's air intake system.