Hose Radiator Top (325D 330D 335D M57N2) (BMW 3 Series E90) is a mechanical radiator component designed for specific BMW 3 Series E90 models equipped with the 325D, 330D, and 335D engines, particularly the M57N2 variant. This top hose is part of the vehicle’s cooling system, connecting the radiator to the engine and allowing coolant to circulate effectively, preventing overheating.
The hose serves as a crucial link in maintaining engine temperature by transporting hot coolant from the engine to the radiator for cooling. Comparing this part to the existing hose involves checking for compatibility with the BMW 3 Series E90 models mentioned, as well as verifying the correct fit around the radiator’s top connections. Buyers should ensure that the old hose matches the part specifics to maintain system integrity and performance.
When sourcing this unit, consider the hose’s position at the radiator top and match it against your vehicle’s engine type and model. This component is categorized under radiators for the BMW 3 Series range and is identified under SKU BB-252239. It’s essential to secure a replacement hose that fits these parameters to uphold the cooling system’s efficiency.
If this repair may need matching clips, brackets, lights, panels or more than one part, check more Radiators, Quick Repair Bundle or Request a Part before ordering.





