This Mass Air Flow (MAF) sensor from PIERBURG is designed to accurately measure the volume and density of air entering your vehicle's engine. By providing this critical data to the engine control unit (ECU), it enables precise fuel injection adjustments. Proper functioning of the MAF sensor is essential for maintaining optimal engine performance, fuel efficiency, and reducing emissions. A faulty sensor can lead to various drivability issues, including rough idling, hesitation, poor acceleration, and increased fuel consumption. PIERBURG is a trusted brand known for its high-quality engine management components. This sensor is engineered to meet or exceed original equipment specifications, ensuring reliable and long-lasting service.