This Mass Air Flow (MAF) sensor from DELPHI is designed to accurately measure the volume and density of air entering your vehicle's engine. By providing this critical data to the engine control unit (ECU), it enables precise fuel injection adjustments. Proper functioning of the MAF sensor is essential for maintaining optimal engine performance, fuel efficiency, and reducing emissions. A faulty sensor can lead to various drivability issues, including rough idling, poor acceleration, and increased fuel consumption. DELPHI is a trusted brand known for its quality automotive components. This AF10432-12B1 sensor is built to meet or exceed original equipment specifications, ensuring a reliable and direct fit for your vehicle.