13..... Removing intake duct (N63)
WARNING: This page is about a different car, the 2013 BMW 550i GT, 2012 BMW 550i GT, 2011 BMW 550i GT, and 2010 BMW 550i GT. However, it is still accessible from the selected car via links, so may be relevant.
Necessary preliminary tasks: Remove tension struts on left and right. See 51 71... REMOVING AND INSTALLING/REPLACING (FRONT) LEFT OR RIGHT SUSPENSION CROSS-BRACE .
Picture describes the left side, the procedure for the right side is identical. Press in latch mechanism and feed out intake duct toward top.
Press in latch mechanism (1). Detach intake port (2) towards rear and remove.