The Bosch 0281002956 Mass Air Flow Sensor delivers OE-quality performance with precision engineering designed to ensure trouble-free operation and emission compliance. This genuine Bosch replacement part uses advanced hot film MAF technology to accurately measure incoming air volume, providing your engine control module with the critical data needed for optimal fuel mixture and engine performance. Key Features: OE technology provides correct function and calibration for reliable operation Hot film MAF sensor pre-calibrated with housing for accurate air flow measurement Ensures proper emission compliance and fuel efficiency Complete assembly ready for direct installation Engineered to meet or exceed original equipment specifications Important Installation Note: Bosch hot film MAF sensors are precision-calibrated as a complete assembly with the housing. Always replace the entire unit—never replace the sensor element only unless specifically recommended by the vehicle manufacturer. Trust Bosch, the original equipment supplier for many vehicle manufacturers, to restore proper engine performance and maintain emission system integrity.