K&N Replacement Air Filter (33-2374) Audi > RS4 > (B7) V8 Fitting this plate allows for

Fitting this plate allows for elimination of the secondary air injection system on the VAG petrol 1

The OEM replacement is only available with the hard pipes included

Models: 2004-2009

K&N Drag Racing Base Mount Scoop Filters - Now you can protect the motor in your drag car from dust and debris on the track and in the pits with this base mount scoop filter

K&N Replacement Air Filter (33-2374) Audi > RS4 > (B7) V8 Fitting this plate allows forK&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