K&N Replacement Air Filter (33-2830) BMW > 3 Series > E90/E91/E92/E93 Coupe/Convertible/Saloon/Estate 2004-2013 > 335D 2006-2013 (N57) Please contact us for advice

Please contact us for advice on your application

Black zinc anodised for maximum corrosion resistance

making them a must-have for any engine build

This product has been created over many months of dyno testing and road testing to prove the products credentials

K&N Replacement Air Filter (33-2830) BMW > 3 Series > E90/E91/E92/E93 Coupe/Convertible/Saloon/Estate 2004-2013 > 335D 2006-2013 (N57) Please contact us for adviceK&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