What is the construction and purpose of engine cooling?

Engine cooling is a set of parts responsible for maintaining the proper operating temperature of the powertrain. A typical system consists of a radiator, water pump, thermostat, hoses, fan, sensors, and an expansion tank. These elements are located mainly in the engine compartment and connected by a coolant circuit.

What is engine cooling used for?

Engine cooling is used to absorb excess heat from the block and cylinder head and to stabilize the operating temperature during driving and when stationary. An efficient system limits the risk of overheating and also affects the proper operation of the heater, fan, and control sensors. Without proper cooling, engine performance may drop, and cooperating components may fail.

What role does the expansion tank play in the cooling system?

The expansion tank is a cooling system element that absorbs fluid volume changes resulting from temperature increases and decreases. It is used to maintain the correct fluid level and works with a pressure cap that stabilizes the system's operating conditions. Fluid levels and the condition of return hoses are often checked within its vicinity.

How to choose a cooling system part for a specific car version?

It is safest to compare the OEM number, engine version, body type, and mounting location. It is also worth checking the number of pins in the plug, pipe diameter, mounting type, and the presence of additional sensors. For parts such as a fan or auxiliary pump, the control method also matters.

What symptoms indicate cooling system problems?

Typical symptoms include rising engine temperature, fluid leaks, the fan not turning on, steam from under the hood, or the unit taking too long to warm up. In some cars, temperature sensor errors or weaker interior heating also appear. Symptoms should be analyzed in conjunction with the operation of the thermostat, water pump, and hose tightness.

What to pay attention to when installing engine cooling parts?

After installation, you must check the tightness of connections, correct seating of mounts, and the condition of seals. It is also important to top up with the correct fluid and bleed the system according to the manufacturer's procedure. In the case of electrical parts, you should additionally verify the plugs, wiring harness, and fan control operation.

Engine cooling

At the Global Parts automotive store, we offer a wide selection of original used car parts, including engine cooling components, for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen, and others. Each of our car parts undergoes quality control to ensure you receive a top-quality product.

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BMW X5 E53 Slam panel radiator top bracket trim 17101439117 1439117

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. PCH500900

Range Rover Sport L320 Water Heater Pipe Hose Line 4.2 V8 PCH500900

€56.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2115013582

Mercedes W211 Radiator Coolant Hose Top Expansion Tank M271 A2115013582

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2205011882

Mercedes W220 W215 Water Coolant Pipe Hose Petrol Engine A2205011882

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6512030902

Mercedes W447 OM651 Diesel Water Coolant Pipe Hose Line A6512030902

€37.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7300679

BMW 1 Series F40 Vent Pipe Hose Fuel 7300679

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 6R0121063

Audi A1 8X Water Pipe Hose Line Engine Cooling Coolant Unit Hose 6R0121063

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8616131

Coolant Return Hose BMW F30 LCI 330e B48X Radiator Cooling Line Pipe 8616131

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2762000315

Mercedes W205 C43 4matic Thermostat Housing Coolant Unit A2762000315

€70.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 1K0122109AL

Audi A5 8T Engine Water Coolant Pipe Cooling Hose Line 2.0 Petrol 1K0122109AL

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 1436257

BMW E60 M5 Engine Coolant Level Sensor Expansion Tank Fluid Level 1436257

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 5Q0122073AB

Audi A3 8V 2.0 TFSI Water Coolant Hose Tube Line Pipe 5Q0122073AB

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A1725012382

Mercedes SLK R172 M271 M276 Coolant Hose Cooler Water Line A1725012382

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 6R0122157K

Seat Ibiza Mk4 VW Polo Mk5 Water Coolant Pipe Hose Line 1.2 TDI 6R0122157K

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7623682

Coolant Pipe BMW i3 I01 Rex Hybrid Radiator Cooler Water Hose Line 7623682

€37.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 1K0122063G

Audi S3 8P 2.0 TFSI CDLA Petrol Engine Water Coolant Pipe Hose Line 1K0122063G

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 05L121111P

Audi A4 B9 A5 F5 Engine Coolant Thermostat Housing Diesel 2.0 TDI 05L121111P

€113.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 06D121132A

Audi A4 B7 Water Coolant Flange Pipe Hose Line 2.0 TFSI 06D121133C

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7796870-1

Coolant Hose BMW E81 E87 LCI Diesel N47 Radiator Bottom Pipe Line 7796870

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8669928

BMW F40 Mini F54 LCI F60 Expansion Tank Coolant Reservoir Bottle B48E 8669928

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7604981

BMW 3 4 Series F30 F31 F32 Transmission Oil Cooler Line Flow Pipe 7604981

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 72344265

BMW F30 Coolant Hose Radiator Cooling Water Pipe Line 72344265

€47.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2055017984

Coolant Hose Mercedes W205 Diesel M651 Oil Cooler Water Hose A2055017984

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 5Q0122058G

Skoda Superb 3V VW Golf MK7 Audi Water Coolant Hose Pipe Line 5Q0121064AD

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 079121065P

Audi A4 B7 4.2 V8 Petrol Coolant Pipe Cooler Water Hose 079121065P

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 04L121058AM

VW Tiguan 5N Water Hose Cooling Coolant Pipe Line 2.0 TDI Diesel 04L121058AM

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A1725012082

Mercedes SLK R172 Petrol OM271 Coolant Radiator Hose Line Right O/S A1725012082

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 1K0121407A

Audi A3 8P Expansion Tank Header Coolant Reservoir Bottle 1K0121407A

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7546115

BMW Z4 Series E85 N52 Petrol Intake Silencer Rubber Boot Hose Line 7546115

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. PCH502470

Land Range Rover Sport L320 Engine Cooling Radiator Hose Tube Line PCH502470

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 6R0121447E

Volkswagen Polo 6R Water Hose Radiator Coolant Cooling Pipe Line 6R0121447E

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 1K0121058P

Audi A6 C6 Oil Cooler Hose Pipe Line Tube 2.0 TDI Diesel Engine 1K0121058P

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2055011991

Mercedes W205 Engine Water Coolant Radiator Pipe Hose Line OM651 A2055011991

€42.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 5Q0121070BT

VW Volkswagen Polo AW Mk6 Water Hose Engine Coolant Pipe 2.0 TFSI 5Q0121070BT

€37.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A1645010265

Mercedes W164 Thermostat Oil Cooler Housing Diesel A1645010265

€56.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7789403

BMW X5 Series E53 3.0d M57N Engine Water Pipe Engine Coolant Hose 7789403

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 55206391

Opel Combo Corsa 1.3 CDTi Diesel Thermostat Coolant Unit Housing 55206391

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 04E122447M

Audi Q3 8U Coolant Hose Tube Line Pipe 04E122447M

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 04E919501B

Skoda Octavia 5E 1.6 TDI Engine Water Coolant Temperature Sensor 04E919501B

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. M8A2-8286-BD

Land Rover Velar L560 Jaguar F-Pace Water Coolant Hose Pipe 2.0 D M8A2-8286-BD

€51.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. F8YH-8501-AA

Land Rover Range Rover L322 Sport L320 L560 Water Pump 4.2 Petrol F8YH-8501-AA

€42.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8610653

Expansion Tank BMW G20 G21 G22 G23 Coolant Overflow Reservoir Bottle 8610653

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. LR125488

Range Rover Sport L494 Water Coolant Pump 3.0 D300 K6D3-8K500-AB

€118.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7600540-2

Radiator Holder Bracket BMW F20 F21 F30 Mount Support Right O/S 7600540

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A4475014800

Mercedes W447 OM622 Diesel Engine Radiator Coolant Hose Pipe A4475014800

€70.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. LR114275

Land Rover Discovery Sport L550 Water Coolant Pipe Hose Line G4D3-8A594-BD

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 99610601154

Porsche Carrerea 996 Engine Water Coolant Pump Petrol Engine 9603 99610601154

€37.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2045012782

Mercedes W204 C207 W212 Water Coolant Pipe Hose Line M272 A2045012782

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6512001956

Mercedes W212 Diesel OM651 Coolant Pipe Fuel Filter Bracket A6512001956

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9896567

BMW U06 U10 U11 F70 F74 Mini F66 Engine Coolant Hose Tube Line Pipe 7800686620

€42.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 6R0121109

Volkswagen Polo 6R Water Hose Radiator Coolant Cooling Pipe Line 6R0121109

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8514058

BMW F20 F21 F30 LCI B47 Hose Coolant Expansion Tank Radiator 8514058

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2045050530

Air Duct Mercedes W204 Petrol Radiator Intake Channel Cover Bracket A2045050530

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 5Q0121058AC

VW Polo GTI AW Audi A3 8V Water Hose Cooling Coolant Pipe 2.0 TFSI 5Q0121058AC

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 03C121070L

Audi A3 8P Water Hose Radiator Coolant Pipe Line Petrol 03C121070L

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 03C133514BN

VW Volkswagen Touran 1T 1.4 TSI CAVC Connecting Hose Pipe Line Tube 03C133514BN

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7848523

BMW F87 M2 LCI F80 M3 F83 F82 M4 S55 Water Pump Pulley Wheel 7848523

€42.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2315013582

Mercedes R231 Engine Water Coolant Hose Pipe Line Coolant A2315013582

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 1872633

Ford B-Max C-Max Fiesta Mk7 Focus Thermostat Housing Engine Coolant CM5G9K478GA

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2055019200

Mercedes W205 C300de Hybrid Water Coolant Pipe Hose Line A2055019200

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 5A0C5A9

BMW U06 Active Tourer Water Coolant Pipe Hose Line 5A0C5A9

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. GK21-8286-BE

Ford Transit Custom Radiator Hose Engine Cooling Line Pipe Tube GK21-8286-BE

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A0009912595-1

Mercedes W204 W205 W213 Engine Radiator Mount Holder Clip A0009912595

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 06J133781CA

Skoda Octavia RS 1Z Fuel Tank Carbon Canister Control Valve Pipe 06J133781CA

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 1771300

Ford Transit Mk8 Water Coolant Pipe Hose Line 2.2 TDCI Diesel CK2Q-9F476-AA

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. HK83-8276-BF

Land Rover Range Rover Velar L560 Expansion Tank Hose Tube Line HK83-8276-BF

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 079121036C

Audi RS4 RS5 B8 8T Engine Coolant Hose Pipe 4.2 V8 CFSA 079121036C

€37.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7808080

BMW X5 E70 LCI Water Coolant Hose Return Pipe Line 30dX 40dX N57 7808080

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 03L145771AB

Seat Ibiza 6J Audi Q3 Mk1 A3 8P Diesel Engine Turbo Oil Line Hose 03L145771AB

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6512030902-1

Mercedes W447 OM651 Diesel Water Coolant Pipe Hose Line A6512030902

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A1695040114

Mercedes W169 W176 W204 W212 Radiator Mount Rubber Mounting Bracket A1695040114

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 03L965561

Audi A4 B8 A5 8T 2.0 Diesel Additional Auxiliary Water Pump 03L965561

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 06J121497H

Skoda Octavia RS 1Z Turbo Turbocharger Coolant Hose Pipe Line 06J121497H

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. PEH500122

Land Rover Sport L320 Velar L560 Coolant Hose Pipe Line PEH500122

€37.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 4F0121049E

Audi A4 B7 A6 C7 Engine Water Coolant Pipe Hose Line 2.0 TFSI 4F0121049E

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8D0121200

Audi A4 B7 A6 C6 A8 D3 Radiator Retaining Peg Clip Mount Bracket 8D0121200

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2208324494

Mercedes C215 W220 Heating Water Return Pipe Hose Line Petrol Engine A2208324494

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7800479-1

BMW E60 E61 E65 X3 E83 Oil Cooler Heat Exchanger Auto Gearbox 7800479

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 6R0122157AA

Audi A1 8X Water Pipe Hose Line Cooling Coolant Unit Hose 6R0122157AA

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A0005005400

Mercedes C205 Auxiliary Coolant Water Pump Water Cooling Unit A0005005400

€42.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 1K0122051CM

Audi S3 8P Water Hose Cooling Coolant Radiator Pipe Line 1K0122051CM

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. AH32-8K619-AC

Land Rover Discovery 4 L319 Cooling Fan Shroud Surround AH32-8K619-AC

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6542032500

Mercedes W205 W213 X253 OM654 Turbocharger Cooling Pipe Hose Line A6542032500

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6512001901-3

Mercedes W204 W212 W221 OM651 Engine Water Pump Coolant Water Unit A6512001901

€66.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 5N0122051BG

Audi Q3 8U Coolant Hose Tube Pipe Line 5N0122051BG

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 03C121121C

VW Polo 6R 1.2 CGPB Water Pump Thermostat Cover Housing 03C121121C

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 2754854-3

BMW Mini Cooper One 3 R55 R56 R57 LCI R58 R59 R60 R61 Engine Cooling Fan 187W

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 2Q0121321A-2

Volkswagen Audi Seat Skoda Water Coolant Expansion Tank Cap Cover 2Q0121321A

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 3AA122101G

Volkswagen Passat CC Water Coolant Hose Pipe 2.0 TDI 3AA122101G

€37.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8629958

Mini F55 F56 Petrol Turbo Charger Coolant Hose Oil Return Pipe Line 8629958

€47.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2475010582

Coolant Hose Mercedes W177 W247 Cooler Radiator To Thermostat Line A2475010582

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. CPLA-18C266-AB

Range Rover L405 Water Coolant Hose Pipe Line 4.4 Diesel CPLA-18C266-AB

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8571619-1

BMW X3 F25 N47N Radiator Coolant Hose Pipe Line Diesel 8571619

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 06K109121B

Audi A3 8V TT FV 2.0 TFSI Volkswagen Golf 7 Petrol Water Pump Cover 06K109121B

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 5N0122157BE

Audi Q3 8U Coolant Hose Tube Line Pipe Quick Release Coupling 5N0122157BE

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6512001056-1

Thermostat Housing Mercedes W204 W207 W212 OM651 Coolant Unit Cover A6512001056

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. EH22-18B402-AA-1

Land Rover Discovery 3 L319 Water Coolant Heater Pipe Hose Line EH22-18B402-AA

€66.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6542030002

Mercedes W177 Water Coolant Pipe Hose Line A6542030002

€66.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 6C1Q-8K500-AG-4

Ford Transit Mk7 Engine Water Coolant Pump 2.2 TDCi 6C1Q-8K500-AG

€42.95

Free delivery: Aug 5 – 10

If paid before 14:00

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