This Mass Air Flow (MAF) sensor from DELPHI is designed to accurately measure the volume and density of air entering the engine's intake system. By providing this critical data to the engine control unit (ECU), it enables precise fuel injection calculations, leading to improved engine efficiency and performance. Proper functioning of the MAF sensor is essential for maintaining smooth idling, consistent acceleration, and optimal fuel economy. A faulty sensor can lead to various drivability issues, including poor performance, increased fuel consumption, and potential engine warning lights. DELPHI is a trusted brand known for its quality automotive components. This AF10408-12B1 sensor is engineered to meet or exceed original equipment specifications, ensuring reliable and long-lasting operation.