Coolant Hose, Heater Core to Engine - Z3 2.8 (97-98) & MZ3 S52

This part is listed by BMW as BMW part number 64218401808 (64-21-8-401-808), and is described as Genuine BMW Coolant Return Hose, from Water Valve to Engine. 

This coolant line runs from the heater valve back to the engine block on the M52/S52 powered Z3. This includes the Z3 2.8i (1997-1998), the Z3 2.5 (1997-1998), the Z3 M Roadster S52 (1997-2000), and the Z3 M Coupe S52 (1998, 1999, 2000). 

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