OEM BMW Cooling Systems Online

51748050397 - : Duct for BMW Image

Duct

Without M6, engine cooler, with m pkg.
$193.72
MSRP $242.15
Save $48.43
20% Off
51748098211 - : Outer Duct for BMW Image

Outer Duct

2022-25, with m sport pkg.
$36.89
MSRP $46.11
Save $9.22
20% Off
51747475271 - : Air Duct for BMW Image

Air Duct

Without 6.6L, without m pkg.
$46.14
MSRP $57.67
Save $11.53
20% Off
51747389929 - : Bracket for BMW Image

Bracket

2014-21, upper, with m model.
$53.18
MSRP $66.48
Save $13.30
20% Off
61125A5BC47 - : Wire Harness for BMW Image

Wire Harness

With m sport trim, illuminated grille.
$55.58
MSRP $69.48
Save $13.90
20% Off
51748051235 - : Cooling Duct for BMW Image

Cooling Duct

With m package.
Backordered
51747399996 - : Upper Duct for BMW Image

Upper Duct

Without m, m competition. Xdrive30i, m40i.
$75.08
MSRP $93.85
Save $18.77
20% Off
51748059681 - : Air Duct for BMW Image

Air Duct

With M5, auxiliary, 2018-19. With M5, auxiliary, 2020-23.
$36.89
MSRP $46.11
Save $9.22
20% Off
51748082527 - : Duct for BMW Image

Duct

2023-26, with m sport package.
$102.44
MSRP $128.05
Save $25.61
20% Off
51747342495 - : Duct for BMW Image

Duct

2016-19, with m sport package.
$145.31
MSRP $181.64
Save $36.33
20% Off
51747211518 - : Duct for BMW Image

Duct

Engine cooler, without M6, without m pkg.
$174.94
MSRP $218.67
Save $43.73
20% Off
51749464037 - : Air Guide for BMW Image

Air Guide

Upper.
$157.78
MSRP $197.23
Save $39.45
20% 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.