13-8025 Adapter
WARNING: This page is about a different car, the 2013 BMW X5 M, 2012 BMW X5 M, 2011 BMW X5 M, and 2010 BMW X5 M. However, it is still accessible from the selected car via links, so may be relevant.
0491366 138025 Adapter MW
NOTE:
(Adapter hose) With quick-release coupling and ring connection with banjo bolt for testing the output pressure at the metering unit [Discontinued]
Courtesy of BMW OF NORTH AMERICA, INC.