BMW Expansion Tank Retainer - 17111436251 323Ci, 323i, 325Ci, 325i, 325xi, 328Ci, 328i, & more

Mounts the expansion tank to the side of a the radiator, a common replacement part on high mileage BMW's

If you are performing a cooling system overhaul it's always a good idea to replace all worn parts. This retainer secures the expansion tank to the radiator. When replacing the expansion tank it is also a good idea to replace this retainer.

Only for BMW's with automatic transmissions, includes sealing o-ring that goes into radiator, p/n 17111711987