K&N Replacement Air Filter (33-2493) Audi > S3 > 2.0 TSI (8V Chassis) and the base pipe connects

and the base pipe connects to the hose that runs to the boost side of the turbo

The intake diameters on these air intakes have been carefully tuned to provide exactly the correct quantity of air ensuring solid consistent power gains throughout the rev range without any loss of low-end torque

Gains of 11bhp

Perfect for drivers who want the freedom to fine-tune their ride height and rear suspension geometry

K&N Replacement Air Filter (33-2493) Audi > S3 > 2.0 TSI (8V Chassis) and the base pipe connectsK&N washable, reusable High Flow Air Filters feature a state of the art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle, and backed by K&N's No Hassle Lifetime Limited Warranty. K&N drop in replacement filters are designed to install easily into your