The New Carquest MQ6241 Mass Air Flow Sensor is a high-quality replacement part for your vehicle's air intake system. This sensor accurately measures the amount of air entering the engine, ensuring optimal fuel efficiency and performance. With interchange part numbers such as 7450040, AF10345, and 221145, this mass air flow sensor is compatible with a wide range of vehicles. Manufactured by Carquest, a trusted brand in automotive parts, the MQ6241 is a reliable choice for your vehicle's fuel system. Upgrade your car or truck with this essential component and enjoy improved engine performance.