The Bosch 0280218266 Mass Air Flow Sensor delivers precise air intake measurement for optimal engine performance and fuel efficiency. Engineered with OE technology, this MAF sensor provides the exact function and calibration required by your vehicle's engine management system to ensure trouble-free operation and emission compliance. Key Features: OE-quality construction ensures reliable, accurate airflow measurement Precise calibration maintains proper air-fuel ratio for optimal performance Helps maintain emission compliance and prevent check engine lights Direct-fit replacement for original equipment sensor Manufactured by Bosch, a trusted OE supplier to major automakers Mass air flow sensors are critical components that measure the amount of air entering the engine, allowing the ECU to calculate the correct fuel delivery. A failing MAF sensor can cause poor fuel economy, rough idle, hesitation, and increased emissions. This genuine Bosch replacement sensor restores proper engine function with OE-spec quality and performance.