K&N 11-13 Audi A6 0L L4 Replacement Air Filter Cooling>Radiator Hoses The possibility of rattling is

The possibility of rattling is eliminated with the addition of AWE downpipes

375-inch DOM tubing

Fitment Note: This item fits both 2-Door and 4-Door modelsEmissions Disclaimer: This product does not require a CARB EO#All aFe exhaust systems are engineered and manufactured in our Corona

These unique designs allow for a swift response while providing enhanced sealing

just like all other Injen air intake systems

K&N 11-13 Audi A6 0L L4 Replacement Air Filter Cooling>Radiator Hoses The possibility of rattling isK&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 10 Year Million Mile Limited Warranty. K&N drop in replacement filters are designed to install easily into your