Genuine BMW O-Ring 16X2.5mm - 11441406691 - E39 M5 & Z8

This part is listed by BMW as BMW part number 11441406691 (11 44 1 406 691) and is described as Genuine BMW O-Ring 16X2.5mm as used on the E39 M5 and Z8 which use the S62 V8. 

This o-ring is used in the oil system, to seal the inlet / outlets of an oil cooler control valve. 

Sold individually, so be sure to order two if you aim to do the job right. 

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

BMW Fitments:

5 Series
E39 (97-03) > M5 (00-03)
Z Series
E52 Z8 (00-03) > Z8 Roadster (2000-2003)