For S3 For 8Y 2020+ Air Intakes Inlet Elbow Intake Hose Improved engine airflow and enhanced protection: The washable air filter blocks dust and debris, extending engine life. It helps the engine draw in more and cooler air, resulting in improved throttle response and horsepower output. improving engine performance by improving combustion efficiency. With its design, it increases the mixing of air and gasoline, ultimately improving fuel efficiency, horsepower and reducing emissions, The air intake hose is simple to install, reliable and durable. It can replace old or damaged accessories，, Manufacturer: HDHCSCAGH