Coolant Vent Pipe, URO - 2011 F10 528i Sedan (N52)

This part is listed by BMW as BMW part number 17127578405 (17-12-7-578-405) and is described as URO Coolant Vent Pipe (Radiator to Expansion Tank) for 2011 528i Sedan (N52 engine).

This part is manufactured by an aftermarket supplier of European auto parts, including many driveline components. While not carrying OEM status, this part follows the design of the original very closely and uses similar materials. An aftermarket part may even have the same TUV approval as its OEM counterpart. The brand may even be OEM to another manufacturer besides BMW. This aftermarket brand has a two year warranty - the same as Genuine BMW and OEM brands.