For Subaru Legacy & Impreza New Mass Airflow Sensor MAF - BuyAutoParts

Also referred to as a mass air flow sensor, air mass sensor or MAF. This mass air flow meter is a guaranteed exact fit replacement for the mass air flow meter that originally came in your car. Mass Air Flow (MAF) sensors are an integral part of a vehicle's engine management system, measuring the amount of air entering the engine and providing this information to the engine control module. A faulty MAF sensor can cause a variety of issues, including decreased performance, rough idling, decreased fuel economy, and engine stalling or hesitation. When replacing a MAF sensor, it's important to choose a replacement designed for your specific vehicle and to follow any specific installation instructions provided by the manufacturer. Proper care and maintenance, including keeping the sensor clean and following the manufacturer's recommended maintenance schedule, can help ensure years of reliable service.