K&N Replacement Air Filter (33-2418) A6 C6 (4F) synthetic nanofiber filtration air filter

synthetic nanofiber filtration air filter (an upgrade compared to the more common

5MM STRUT) (06+)

This is an insert that fits into and fills voids in the original rubber bush in lower engine mount

S3 (8L Chassis) 1

K&N Replacement Air Filter (33-2418) A6 C6 (4F) synthetic nanofiber filtration air filterK&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