Since its inception, the company's main products are automotive rubber hose road parts, BMW coolant hose, Mercedes-Benz coolant hose, Audi coolant hose, etc., focusing on research and development of automotive water hose, specializing in automotive aftermarket parts and components, and has its own German brands of automotive repair shops as product development testing, verification; parts production process to reach the level of domestic and foreign original parts. Due to the guaranteed product quality, Fusen dominates the aftermarket of first-tier brands such as Mercedes-Benz, BMW, Land Rover, Porsche, Audi, Volvo, etc. Meanwhile, the products are indirectly supporting the vehicle lines of Ford, Jiangling, Weichai and Shaanqi.
The BMW downpipe is an important part of the cooling system, and its main function is to transfer the heat generated by the engine to the radiator through the coolant, thus maintaining the normal operating temperature of the engine. The downpipe is usually connected between the engine and the water tank to ensure that the coolant can flow smoothly.
Product Parameters
|
OE code |
Suitable for BMW car types |
|
17127646151 |
F25/X3 |
|
17127639213 |
F25/X3 |
|
17127599450 |
E90 |
|
17127596838 |
F35/320 |
|
17127578703 |
E70 |
|
17127568751 |
E60/520, 4-cylinder |
|
17127564480 |
E88/E90 |
|
17127564478 |
E90/E87/E84 |
|
17127537108 |
E70/E53 |



Role of the BMW downpipe
Heat Transfer
The downpipe transfers the heat generated by the engine to the radiator through the coolant, helping to keep the engine at a suitable operating temperature range.
Circulating Coolant
Ensures that coolant circulates through the cooling system, carrying away heat generated by the engine and preventing it from overheating.
System Integrity
As part of the cooling system, the downpipe ensures the integrity of the coolant flow path and prevents coolant leakage.
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