The DELPHI Mass Air Flow (MAF) Sensor, part number AF10202-12B1, is engineered to precisely measure the amount of air entering your engine's intake manifold. Accurate air flow data is crucial for the engine control unit (ECU) to calculate the correct fuel injection and ignition timing. This leads to improved fuel efficiency, reduced emissions, and smoother engine operation. This sensor is designed to meet or exceed OEM specifications, providing reliable and consistent performance. Installation is straightforward, making it a direct replacement for your original equipment. Trust DELPHI for high-quality engine management components that keep your vehicle running at its best.