The DELPHI Mass Air Flow (MAF) Sensor, part number AF10770-12B1, is engineered to precisely measure the amount of air entering your engine's intake manifold. This critical data is then sent to the engine control unit (ECU) to help determine the correct amount of fuel to inject for efficient combustion. By providing accurate airflow readings, this sensor contributes to improved fuel economy, reduced emissions, and smoother engine operation. It is built to meet or exceed original equipment specifications, ensuring a proper fit and reliable performance in your vehicle. Trust DELPHI's commitment to quality and innovation for your engine management needs. This MAF sensor is a direct replacement part designed for seamless integration with your vehicle's existing system.