The ignition coils on your BMW were designed to have a long service life with and extremely high output and efficient design. The coil on plug design offers extremely high energy and no need for a distributor. Whether you are replacing or upgrading your coils, Turner Motorsport has Genuine BMW and high performance aftermarket options to suit your needs.
This is the tube that the ignition coil runs through. They should be replaced as part of an ignition service. At your next coil replacement, be sure to pick up a set of new coil tubes. Priced each.