The MEAT & DORIA 86021 Mass Air Flow (MAF) Sensor is a critical component for your vehicle's engine management system. It precisely measures the amount of air entering the engine, providing vital data to the Engine Control Unit (ECU). This accurate measurement allows the ECU to calculate the correct amount of fuel to inject, ensuring optimal combustion. A properly functioning MAF sensor contributes to improved fuel economy, reduced emissions, and smoother engine operation. When a MAF sensor fails or becomes dirty, it can lead to various drivability issues, including rough idling, hesitation, stalling, and a decrease in power. Replacing a faulty sensor with a quality part like the MEAT & DORIA 86021 can restore your engine's performance and efficiency. MEAT & DORIA is a trusted brand known for its commitment to quality and reliability in automotive components. This MAF sensor is designed to meet or exceed original equipment specifications, providing a dependable solution for your vehicle's needs.