This Mass Air Flow (MAF) sensor from TOPRAN is designed to accurately measure the volume and density of air entering your vehicle's engine. This data is vital for the engine control unit (ECU) to calculate the correct amount of fuel to inject, ensuring efficient combustion and optimal performance. A faulty MAF sensor can lead to various drivability issues, including rough idling, poor acceleration, increased fuel consumption, and illuminated check engine lights. Replacing a malfunctioning sensor with a quality part like this TOPRAN unit can restore your engine's performance and fuel economy. TOPRAN is known for producing reliable automotive components. This MAF sensor is built to meet or exceed original equipment specifications, providing a dependable solution for your vehicle's air intake system.