VAG Union Air Mass Meter 04L128637A

The VAG Union Air Mass Meter, part number 04L128637A, is a critical component for your vehicle's engine management system. It plays a vital role in determining the amount of air entering the engine, which directly influences the amount of fuel injected. By accurately measuring the air mass, this sensor allows the engine control unit (ECU) to calculate the optimal air-fuel ratio for efficient combustion. Proper functioning of the air mass meter is essential for maintaining smooth engine operation, fuel economy, and emissions control. A faulty sensor can lead to various drivability issues, including rough idling, hesitation, reduced power, and increased fuel consumption. Replacing a worn or malfunctioning air mass meter with a genuine VAG Union part ensures that your engine receives the correct air-fuel mixture, restoring optimal performance and efficiency. This VAG Union Air Mass Meter is designed to meet the stringent quality standards of VAG, ensuring a perfect fit and reliable operation. Trust in genuine parts to maintain the integrity and performance of your vehicle's engine.

• Genuine VAG Union part for guaranteed compatibility.
• Part number: 04L128637A.
• Accurately measures airflow into the engine.
• Essential for optimal engine performance and fuel efficiency.
• Ensures correct air-fuel ratio for efficient combustion.
• Helps maintain smooth engine operation and reduce emissions.
• Direct replacement for a reliable fit and function.