OEM BMW Cooling Systems Online

17128602871 - : Upper Hose for BMW Image

Upper Hose

540i, 540i xDrive. 3.0L. 740i, 740ix. Inner radiator. 640i xDrive Gran Turismo. Primary Radiator.
$104.22
MSRP $141.26
Save $37.04
26.2% Off
17128096431 - : Lower Hose for BMW Image

Lower Hose

At wheel housing. M3. External. Auxiliary Radiator. Location-Wheel Arch. With M4, auxiliary. 3.0L twin-turbo, auxiliary.
$124.29
MSRP $169.89
Save $45.60
26.8% Off
17128634283 - : Connector Hose for BMW Image

Connector Hose

2017-21, #3. 2017-20, without m package, #3. Auxiliary Radiator. Center. 2017-19, #3.
$149.25
MSRP $204.00
Save $54.75
26.8% Off
17127600132 - : Coolant Hose for BMW Image

Coolant Hose

4.4L turbo, main, 2009-12, #3, from 3/10. 4.4L turbo, main, 2013-15, lower. Auxiliary Radiator. Engine Cooling.
$99.26
MSRP $134.53
Save $35.27
26.2% Off
17128602863 - : Upper Hose for BMW Image

Upper Hose

Location-Wheel Arch. M550i xDrive. Primary. 4.4L, auxiliary. With hybrid, auxiliary. 2017-19, auxiliary. 3.0L diesel, auxiliary. 540i...
$142.14
MSRP $194.29
Save $52.15
26.8% Off
17128602665 - : Upper Hose for BMW Image

Upper Hose

4.4L, radiator, without M8. 750i, 750ix. M550i xDrive. N63r engine. M850i xDrive Gran Coupe. Without motorsport package. Primary...
$73.52
MSRP $99.65
Save $26.13
26.2% Off
7146844851 - : Water Hose Clip for BMW Image

Water Hose Clip

M50i,m60i, auxiliary, 2024-26. M, m competition, hoses, primary, upper.
Backordered
17128475141 - : Drive Motor Inverter Radiator Hose for BMW Image

Drive Motor Inverter Radiator Hose

Radiator, reservoir & pumps. Inlet tube.
Backordered
17129487613 - : Lower Hose for BMW Image

Lower Hose

4.4L, auxiliary. Auxiliary Radiator. Location-Wheel Arch. 2020-23, auxiliary.
$142.14
MSRP $194.29
Save $52.15
26.8% Off
17128096449 - : Lower Hose for BMW Image

Lower Hose

Front. With M4, without cmptitn xdrive. M3. Auxiliary Radiator. Center.
$109.17
MSRP $147.97
Save $38.80
26.2% Off
17128088989 - : Upper Hose for BMW Image

Upper Hose

At wheel housing. M3. External. Auxiliary Radiator. Location-Wheel Arch. With M4, auxiliary. 3.0L twin-turbo, auxiliary.
$80.86
MSRP $109.60
Save $28.74
26.2% Off

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Keeping your BMW Cooling System in top condition

Engines generate a lot of heat while running, and a properly functioning cooling system keeps everything at safe temperatures. Drivers rely on these systems to prevent overheating that can cause serious damage. Regular inspection and maintenance are essential to catch issues early. At BMW Auto Parts Online, we provide genuine BMW replacements that maintain your car’s performance and reliability.

How cooling systems work

The cooling system circulates coolant through the engine and radiator to absorb and release heat. Components like the water pump, thermostat, and radiator work together to maintain consistent engine temperatures. A well-maintained cooling system ensures the engine runs efficiently, avoids overheating, and supports long-term reliability. Related parts, such as the radiator hose, also play a role in keeping coolant moving smoothly.

Why cooling systems fail

Over time, components can wear out or become clogged. Leaks in hoses, a failing water pump, or a stuck thermostat can lead to overheating. Contaminated or old coolant can corrode metal surfaces and damage seals. Recognizing signs like temperature spikes, coolant leaks, or unusual noises can help prevent costly repairs.

When to replace parts

Replacement intervals depend on vehicle age, mileage, and driving conditions. Genuine BMW parts provide precision fit and durability that aftermarket options often cannot match. Popular models such as the BMW 5 Series and BMW X5 benefit from OEM cooling system replacements, ensuring consistent performance and longer lifespan. Regular maintenance and timely replacement keep the engine safe and reliable.

Maintaining a BMW’s cooling system protects the engine and supports smooth performance on every drive. Choosing genuine BMW parts from BMW Auto Parts Online guarantees quality and compatibility. Staying on top of maintenance prevents unexpected failures and keeps the vehicle running as intended. Investing in authentic components ensures peace of mind for years of dependable driving.