The DELPHI Mass Air Flow Sensor (AF10288-12B1) 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. Proper functioning of the MAF sensor is vital for maintaining optimal engine performance, fuel economy, and reducing emissions. A faulty sensor can lead to various drivability issues, including rough idling, hesitation, stalling, and illuminated check engine lights. DELPHI's commitment to quality ensures that this Mass Air Flow Sensor meets stringent manufacturing standards, providing a reliable and direct fit for your vehicle. Trust DELPHI for components that contribute to your engine's health and efficiency.