Hose Radiator Top (Cooltec) (N54) (BMW 1 Series E82/E88 / 3 Series E90 / X1 E84 / Z4 E89) is a radiator hose designed for specific BMW models including the 1 Series (E82/E88), 3 Series (E90), X1 (E84), and Z4 (E89) with the N54 engine. This component serves as a crucial conduit in the vehicle’s cooling system, connecting the radiator top to the engine and facilitating proper coolant flow to regulate engine temperature.
The radiator hose endures constant heat and pressure, making it essential for maintaining engine temperature and preventing overheating. When replacing this hose, compare it carefully with the existing unit for match in shape, length, and connection points to ensure compatibility. This part is categorized under radiators for BMW’s 1 Series range, which helps narrow your search when looking for the correct replacement part.
For optimal engine performance and to avoid coolant leaks, inspecting the radiator hose for wear, cracks, or stiffness is vital. The buyer should verify the part against their vehicle’s engine type and model series for the N54 engine family used in these BMW variants. This hose is a mechanical component, fundamental for the cooling circuit in these specific BMW vehicles.
- Check physical dimensions against the old hose
- Ensure compatibility with N54 engine models listed
- Suitable for BMW 1 Series E82/E88, 3 Series E90, X1 E84, and Z4 E89
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.





