K&N Performance Flat Pad Air Filters for Non-Original 120D 1 Series

K&N Performance Flat Pad Air Filters for Non-Original 120D 1 Series

K&N’s lifetime replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration.

These filters are custom designed to fit into your existing factory air box.
Their drop-in design means adding performance is simple. Simply remove the disposable air filter and replace it with a K&N; there is NEVER any cutting or fitting required.

Includes K&N’s famous Million-Mile Limited Warranty
and will be THE LAST AIR FILTER YOUR VEHICLE WILL EVER NEED.