The Bosch 0280218286 Mass Air Flow Sensor (MAF) is a precision-engineered OEM component designed to accurately measure the amount of air entering the engine. This sensor provides critical data to the engine control unit (ECU) to optimize fuel injection, ensuring proper air-fuel mixture for maximum performance and efficiency. Key Features: OEM quality construction for reliable, long-lasting performance Hot-film sensor technology for precise airflow measurement Direct-fit replacement design for straightforward installation Helps maintain optimal fuel economy and engine performance Manufactured to strict Bosch quality standards A failing mass airflow sensor can cause rough idle, poor acceleration, decreased fuel economy, and check engine light illumination. This genuine Bosch replacement sensor restores proper engine management system function.