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.

More information

Find it faster

Match to your vehicle

Make

Ford Mondeo Mk5 Coolant Overflow Radiator Tank Reservoir Bottle DS78-8C045-AE

€42.95

Part no. 6R0121109K

Seat Ibiza 6j Mk4 Radiator Coolant Water Hose Pipe Line 1.4 TSI 6R0121109K

€23.95

Part no. A2055013482

Mercedes C205 OM651 Diesel Water Coolant Hose Pipe Line Tube A2055013482

€28.95

Part no. 7519215

BMW 5 6 Series E60 E61 E63 E64 Petrol Power Steering Cooler Radiator 7519215

€47.95

Part no. 03N115389B-1

Audi A3 8V Q3 8U Oil Filter Housing Oil Cooler 1.6 TDI Diesel 03N115389B

€32.95

Part no. 4G0121071N

Audi A7 4G8 3.0 TDI CDUC Diesel Water Coolant Hose Line Tube Pipe 4G0121071N

€23.95

Part no. 1H0907543A

VW Volkswagen Golf GTI 1J Interior Temperature Sensor Control Unit 1H0907543A

€23.95

Part no. A6512006901

Water Pipe Mercedes W212 Engine Cooling Coolant Hose Line A6512006901

€23.95

Part no. 1475577-7

Radiator Fan Frame Mini R50 R53 Petrol Engine W10 W11 Shroud Housing 1475577

€23.95

Part no. 04L121026F

Audi A3 8V 2.0 TDI DGCA Diesel Engine Coolant Thermostat 04L121026F

€23.95

Part no. 06H121492D

Audi A5 8T 2.0 TFSI Turbine Cooling Hose Pipe Hose Line 06H121492D

€23.95

Part no. 1K0121086AF

Audi A3 8P VW Golf Mk6 Coolant Hose Pipe Line Diesel 2.0 TDI 1K0121086AF

€28.95

Part no. 1K0122051HA-1

VW Volkswagen Golf 5 6 1.6 2.0 TDI Water Hose Coolant Pipe Line 1K0122051HA

€23.95

Part no. A1695010165

Mercedes W245 Oil Cooling Line Pipe Thermostat A1695010165

€37.95

Part no. 4K0121051L

Audi A6 C8 Water Coolant Pipe Hose Line 50 TFSIe 4K0121051L

€23.95

Part no. A1765012282

Mercedes W176 Coolant Hose Radiator Pipe A1765012282

€28.95

Part no. 7524841

BMW E65 E66 E67 Radiator Coolant Cooling Return Water Hose Pipe 7524841

€28.95

Part no. 7811780-1

BMW Mini Cooper R55 R56 R57 LCI R58 R59 N47N Water Pipe Coolant Hose 7811780

€23.95

Part no. KK31-18N252-GG

Ford Transit Mk8 Coolant Hose Pipe Line 2.0 Diesel KK31-18N252-GG

€23.95

Part no. 6C1Q8250BB

Ford Transit MK7 2.2 TDCi Diesel Water Pipe Coolant Hose Line 6C1Q-8250-BB

€23.95

Part no. 7507849

BMW E65 735i 745i Petrol N62 Coolant Water Pump Mechanical 7507849

€47.95

Part no. 1K0122096J

Seat Leon II VW Golf MK5 Audi A3 8P Water Hose Coolant Pipe Petrol 1K0122096J

€23.95

Part no. 06E121498A

Audi A8 D3 Engine Coolant Pipe Hose Line 3.2 FSI BPK 06E121498A

€42.95

Part no. 8V51-8005-BE

Ford Fiesta Mk7 Water Cooling Radiator Cooler 1.25 Petrol Engine 8V51-8005-BE

€42.95

Part no. 5B80829

BMW G01 G02 G05 G06 G07 Engine Coolant Pump 3.0 Petrol M40i B58D B58B30B 8482251

€89.95

Part no. A6511421780

Coolant Pipe Mercedes W242 Diesel OM651 Water Line To Crankcase A6511421780

€28.95

Part no. 1K0122073ER

VW Golf Mk5 Audi A3 8P Water Hose Cooling Coolant Radiator Pipe Line 1K0122073ER

€23.95

Part no. 7608408

BMW F30 F33 F34 F36 Fan Radiator Fan With Housing 600W Engine Cooling 7608408

€42.95

Part no. 7591101

BMW F01 F02 F03 Water Coolant Return Pipe Hose Line N74 Petrol Engine 7591101

€28.95

Part no. 1K0122109AS

Audi A3 8P Engine Water Coolant Pipe Hose Line 1.4 TFSI CAXC Petrol 1K0122109AS

€23.95

Part no. 8W0906088E

Audi A4 B9 2.0 TDI Diesel Exhaust Gas Temperature Sensor 8W0906088E

€23.95

Part no. 079121083H

Audi A7 4G 4.0 TFSI Coolant Hose Engine Water Pipe Front Left N/S 079121083H

€37.95

Part no. 4K0145919P

Audi A6 C8 Expansion Tank Water Coolant Pipe Hose Line 50 TFSIe 4K0145919P

€23.95

Part no. 7795138-1

BMW 5 7 Series E60 E61 LCI E65 Cooler Radiator Water Coolant 7795138

€23.95

Part no. 8642144-1

BMW i3 I01 Radiator Fan Motor 450W Engine Cooling Coolant Unit Fan 8641949

€56.95

Part no. A9075010900

Mercedes W907 OM654 Water Pipe Engine Coolant Cooling Hose Line A9075010900

€28.95

Part no. A1122030275

Mercedes W208 W209 W220 Water Pump Thermostat Housing A1122030275

€23.95

Part no. 6R0121109N

Seat Ibiza 6J Cordoba 6L VW Polo 6R Water Coolant Pipe Hose Tube Line 6R0121109N

€23.95

Part no. 393336

BMW 5 7 X5 Series E38 E39 E53 4.4i M62 Engine Cooling Water Pump 0393336

€23.95

Part no. 1433076-1

BMW E46 E60 E81 E87 E90 Temperature Sensor Coolant/Oil 1433076

€23.95

Part no. A1602340039

Smart C450 Coolant Water Pump Unit 0.7 Petrol Engine A1602340039

€23.95

Part no. 8650087

BMW X3 G01 G02 G05 G06 G07 G20 G21 Turbo Coolant Return Line M40i B58D 8650087

€23.95

Part no. A1645014782

Mercedes W164 Water Radiator Coolant Hose Pipe Line OM642 Diesel A1645014782

€23.95

Part no. 94810601603

Porsche Cayenne 9PA Thermostat Housing Coolant Pipe 4.5 Petrol 94810601603

€47.95

Part no. 1K0122157KD

VW Golf Mk5 Audi A3 8P Radiator Water Coolant Pipe Hose 1K0122157KD

€42.95

Part no. 46338853

Fiat Ducato Mk3 Coolant Thermostat Housing Assembly 46338853

€37.95

Part no. 8W0819332E

Audi A4 S4 B9 3.0 TFSI Water Hose Cooling Engine Coolant Pipe Line 8W0819332E

€23.95

Part no. 7591100

BMW F01 F02 F03 Cooling System Supply Hose Pipe Line N74 Petrol Engine 7591100

€28.95

Part no. LR038315

Range Rover Evoque L538 Charge Air Pipe Line Hose Tube BJ32-6C646 LR038315

€61.95

Part no. 4G0122101B

Audi A6 C7 3.0 TDI Diesel Radiator Upper Hose Line Pipe Left N/S 4G0122101B

€23.95

Part no. 8W0819376E

Audi A4 B9 A5 F5 Water Hose Cooling Coolant Pipe Line 3.0 TFSI Petrol 8W0819376E

€23.95

Part no. 6Q0122101AP

Skoda Fabia Mk1 6Y Water Hose Cooling Coolant Pipe Line 1.9 Diesel 6Q0122101AP

€23.95

Part no. A2118350364

Mercedes W211 C253 Auxiliary Coolant Water Pump Water Cooling Unit A2118350364

€23.95

Part no. 5Q0122096T

Volkswagen VW Passat B8 Golf Mk8 Water Coolant Hose Pipe 2.0 TDI 5Q0122096T

€32.95

Part no. 057121083S

Audi A8 D4 Water Cooling Coolant Pipe Hose Line Tube 4.2 TDI Diesel 057121083S

€28.95

Part no. 4G0819377K

Audi A6 A7 C7 3.0 TDI Coolant Water Hose Pipe Line Tube 4G0819377K

€23.95

Part no. 045121121A

VW Polo Mk4 9N Seat 1.4 TDI BMS Coolant Flange Thermostat Housing 045121121A

€23.95

Part no. R2712010401

Mercedes W204 M271Petrol Water Pump Coolant Circulation Pump R2712010401

€23.95

Part no. A2045010224

Coolant Pipe Mercedes W204 M274 Oil Cooler To Radiator Coolant Hose A2045010224

€23.95

Part no. 51848272

Fiat Panda Mk2 Radiator Cooling Fan Unit 1.1 Petrol 51848272

€23.95

Part no. A1602000315

Smart Fortwo 450 Thermostat Housing Coolant Flange 0.7 Petrol Engine A1602000315

€23.95

Part no. 9002986C

Land Rover Discovery 3 L319 Water Pump Unit 2.7 V6 Diesel Engine 9002986C

€32.95

Part no. 059121131J

Audi A8 D4 Q7 4L Coolant Hose Line Tube Pipe 3.0 TDI 059121102C 059121053J

€23.95

Part no. 4K0145934L

Audi A6 C8 Water Coolant Pipe Hose Line 50 TFSIe 4K0145934L

€23.95

Part no. 2U1Q-8K500-BA

Ford Transit Mk6 2.4 TDCI Diesel Water Coolant Pump 2U1Q-8K500-BA

€32.95

Part no. 06A919501A

VW Volkswagen Transporter T5 Water Coolant Temperature Sensor Control 06A919501A

€23.95

Part no. 05A906088

Audi A8 D4 Q7 4L Exhaust Gas Temperature Sensor Diesel Engine 05A906088

€23.95

Part no. CPLA-8B359-AC

Land Range Rover Sport L494 Radiator Support Mount Bracket Upper CPLA-8B359-AC

€61.95

Part no. 9230748

BMW Mini Cooper R55 R56 R57 LCI R58 R59 N47N Water Pipe Coolant Hose 9230748

€23.95

Part no. JRP100060-1

Land Rover Discovery 2 L318 Radiator Fan JRP100060

€94.95

Part no. BK2Q-8A586-AB

Ford Transit MK8 Custom 2.2 TDCi Thermostat Coolant Housing Diesel BK2Q-8A586-AB

€23.95

Part no. 5Q0122051EN

VW Volkswagen Golf Sportsvan 1.5 TSI Water Coolant Pipe Hose Line 5Q0122051EN

€37.95

Part no. 1380563

Ford Transit Custom Coolant Hose Tube Line Pipe 2.2 TDCi Diesel 6C1Q-8B535-AF

€23.95

Part no. GK21-8260-BC

Ford Transit Custom Mk8 Radiator Water Coolant Pipe Hose Line GK21-8260-BC

€23.95

Part no. 8631943-7

BMW F44 X1 F48 Mini F55 F56 Thermostat Housing Heat Management Module 8631943

€23.95

Part no. A4478350070

Mercedes W447 A/C Air Conditioning Con Radiator A4478350070

€61.95

Part no. A6400100369-2

Mercedes W169 W245 OM640 CDI Oil Filler Neck Cap A6400100369

€23.95

Part no. 52163464

Fiat Ducato Mk3 Additional Auxiliary Water Coolant Pump 52163464

€28.95

Part no. A4638203789

Mercedes W212 Radio Antenna Splitter Control Unit Module A4638203789

€23.95

Part no. 1890165

Ford Kuga C520 Coolant Thermostat Water Outlet Flange 1.5 EcoBoost DS7G-9K478-DB

€23.95

Part no. 4G0819374R

Audi A6 Allroad A7 4G8 Sportback Heater Coolant Hose Pipe Line Tube 4G0819374R

€23.95

Part no. 7617535

BMW F20 F30 LCI Mini F55 F56 Oil Pipe Turbocharger Outlet Line B46 B48 7617535

€23.95

Part no. 5Q0122101H

Audi A3 8V Water Coolant Hose Line Pipe Tube 1.4 TFSI Petrol CMBA 5Q0122101H

€28.95

Part no. 06K121075AR

Audi Q3 8U VW Beetle Scirocco Mk3 Coolant Pipe Water Cooling Hose 06K121075AR

€23.95

Part no. 7795878-2

BMW E60 E61 E63 E64 LCI Diesel Engine Cooling Coolant Water Radiator 7795878

€37.95

Audi Q5 8R Water Coolant Pipe Hose Line Connector 2.0 TDI 8R0121049P

-2%

Part no. 8R0121049P

Audi Q5 8R Water Coolant Pipe Hose Line Connector 2.0 TDI 8R0121049P

Promo price

€23.95

€23.45

Part no. A2712000315

Mercedes W204 Coolant Cooler Water Thermostat A6512002700

€89.95

Part no. A2118350367

Mercedes W176 Additional Auxiliary Coolant Water Pump A2118350367

€28.95

Part no. GK2Q-8K556-AB

Ford Transit Mk8 Ranger S-Max Water Coolant Pipe Hose 2.0 Diesel GK2Q-8K556-AB

€23.95

Part no. A2468304900-1

Water Coolant Hose Mercedes W176 Diesel Water Pump Pipe Line A2468304900

€37.95

Part no. 5Q0122051EN-1

VW Golf Sportsvan Seat Leon Mk3 5F Water Coolant Pipe Hose 1.5 TSI 5Q0122051EN

€37.95

Part no. 8585237

BMW F39 F45 F46 F48 Oil Cooler Heat Exchanger Diesel Engine 8585237

€94.95

Part no. A2108300414

Mercedes-Benz W210 S210 Water Heater Auxiliary Pump Holder Bracket A2108300414

€23.95

Part no. 99610601359

Porsche Cayman 987C Carrera 996 Coolant Regulator Thermostat Housing 99610601359

€28.95

Part no. GK21-8C350-BG-1

Ford Transit Custom 2.0 EcoBlue Coolant Hose Water Pipe Line GK21-8C350-BG

€56.95

Part no. 7640917

Coolant Hose BMW F10 F11 N20 520i 528i Radiator Water Cooling Pipe 7640917

€23.95

Part no. 8K0121405R

Audi S5 8T Cooler Coolant Expansion Tank Reservoir 8K0121405R

€23.95

Part no. 05E121111R

Volkswagen Golf SV Audi A3 8Y Coolant Water Pump 1.5 TSI 05E121111R

€85.95

Part no. 4K0819374AC

Audi A6 C8 Engine Water Coolant Pipe Hose Cooling Line Tube 50 TFSIe 4K0819374AC

€32.95

...

Showing 2476-2574 of 7499 products