The DELPHI Mass Air Flow Sensor (AF10625-12B1) is engineered to precisely measure the amount of air entering your engine's intake system. This critical data allows the engine control unit (ECU) to calculate the correct amount of fuel to inject, leading to improved fuel efficiency and reduced emissions. Proper functioning of the MAF sensor is vital for smooth engine operation. A faulty sensor can lead to various drivability issues, including rough idling, hesitation, stalling, and poor acceleration. Replacing a worn or malfunctioning sensor with this genuine DELPHI part can restore your vehicle's performance and fuel economy. DELPHI is a trusted name in automotive components, known for its commitment to quality and reliability. This Mass Air Flow Sensor is designed to meet or exceed original equipment specifications, ensuring a direct fit and dependable performance for your vehicle.