K&N Replacement Round Air Filter for 13-14 Audi RS6/RS7 4.0L V8 - E-0664 fits_1999-2005`BMW`3 Series 5-in inlet/outlet provides optimal flow

5-in inlet/outlet provides optimal flow and volume for high horsepower vehicles

Clears Active Aero Front Spoiler and Factory Bumper

0T radiator hose kit

Also included is a high quality billet aluminum crankcase fitting provided for easy installation

6061 T6 Billet Aluminum Rear Subframe & Sway Bar Spacers

K&N Replacement Round Air Filter for 13-14 Audi RS6/RS7 4.0L V8 - E-0664 fits_1999-2005`BMW`3 Series 5-in inlet/outlet provides optimal flowK&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