13 72 001 Replacing Both Air Cleaner Elements (N52K)
WARNING: This page is about a different car, the 2010 BMW X5, 2009 BMW X5, 2008 BMW X5, and 2007 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.
Necessary preliminary tasks:
Switch off ignition.
Pull off plug (1).
Release clamp (2) and detach air intake hose.
Open retainers and remove upper section (3) of intake filter housing.
Remove air cleaner element (1).
Installation:
Clean upper and lower sections of intake filter housing from inside.
Insert new air cleaner elements.