Spark Plug

The Bosch MAF replacement is a direct fit for early Audi S4 (B5 chassis), A6 2.7T, and Allroad 2.7T models that originally came equipped with a Bosch mass air flow sensor. This component is crucial for accurate engine management, as it measures the amount of air entering the engine and communicates this data to the engine control unit (ECU). Ensuring your MAF sensor is functioning correctly is vital for maintaining optimal engine performance, fuel efficiency, and emissions. A faulty MAF sensor can lead to various drivability issues, including rough idling, poor acceleration, increased fuel consumption, and the illumination of the check engine light. By replacing a malfunctioning MAF sensor with a genuine Bosch part, you can restore your vehicle's performance and ensure it receives the correct air-fuel mixture for efficient combustion.