The replacement mass air flow sensor is made for select 2008-2025 Lexus, Pontiac, Scion, Subaru and other applications. It measures the volume of air entering the engine so the engine computer can match fuel delivery to airflow; it installs into the existing housing.

Walker Products 245-1244 Mass Air Flow Sensor Features:

• Fits 2010-2012 Lexus HS250h; 2010-2015 Lexus RX350, RX450h, Toyota Prius; 2011-2017 Lexus CT200h; 2012 Lexus LFA; 2013-2018 Lexus ES300h, ES350, GS450h, Toyota Avalon
• Fits 2013-2020 Lexus GS350; 2014-2015 Lexus IS250; 2014-2025 Lexus IS350; 2015-2017 Lexus NX200t; 2015-2021 Lexus NX300h; 2015-2025 Lexus RC350
• Also fits select Lexus, Pontiac, Scion, Subaru, Suzuki, Toyota and Volvo applications
• Female electrical connector with 5 terminals
• Includes mounting hardware
• Housing not included