Designed and developed to improve engine performance,possess excellent thermal stability,and increase fuel efficiency.Clear and stable signal,100% computer-tested to ensure the ECU receives accurate airflow readings under hard engine conditions. Durability Matters,so OYEAUTO maf sensor uses high-quality material and new technologie to meet OEM specifications.Fast Response Time:15 ms,Oupt Curver Tolerance: < 2%.Please clean out the air box and replace the air filter before installating this Mass Air Flow Sensor.