The replacement mass air flow sensor is made for select 2016-2024 Audi, Seat and Volkswagen applications. It measures the volume of air entering the engine so the engine computer can match fuel delivery to airflow.

Walker Products 245-1605 Mass Air Flow Sensor Features:

• Fits 2017-2024 Audi A3; 2017-2023 Audi A4, Seat Leon; 2017 Audi A4 Quattro; 2019-2024 Audi A5 Quattro, A5 Sportback, A6 Quattro, Q3; 2020 Audi A1
• Fits 2020-2024 Audi A3 Quattro; 2021-2022 Audi A7 Sportback; 2022-2024 Audi S3; 2021 Seat Formentor; 2016-2018 Volkswagen Vento; 2018-2019 Volkswagen Beetle
• Also fits select Audi, Seat and Volkswagen applications
• Female oblong electrical connector with 4 blade pin terminals
• 2 mounting holes