Expansion Tank / Radiator Vent Hose, OEM - F22 M235i, F30 328d/335i, F32 435i

This part is listed by BMW as BMW part number 17128570061 (17 12 8 570 061) and is described as the vent hose from the upper radiator hose to the expansion tank on F22 M235i, F30 328d/335i, F32 435i.

This is an OEM vent hose manufactured by CRP/Rein - the original supplier to BMW for this part, as well as many other hoses. As the OEM it meets all of BMW's original design, fitment, and performance requirements and is TUV approved. OEM parts are the best alternative to more expensive Original BMW parts because they are virtually identical without the inflated price tag. This part has a two year warranty.

For full BMW fitment information or for assistance from one of our BMW experts, we recommend calling us at 877-639-9648.