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.
0491602 233012 Holding sleeve MW
NOTE:
(Pressure sleeve) Can no longer be ordered separately. Only available as part of set 11 5 330 = 83 30 0 495 127. [Not available separately]