The DELPHI Mass Air Flow (MAF) Sensor, part number AF10495-12B1, is engineered to precisely measure the amount of air entering your engine's combustion chamber. This critical data allows the engine control unit (ECU) to adjust fuel injection and ignition timing for maximum efficiency and power. Proper functioning of the MAF sensor is vital for maintaining smooth idling, responsive acceleration, and optimal fuel economy. A failing sensor can lead to various drivability issues, including poor performance, increased emissions, and potential engine warning lights. DELPHI is a trusted brand known for its commitment to quality and performance. This AF10495-12B1 sensor is designed to meet or exceed original equipment specifications, providing a reliable replacement for your vehicle's air intake system.