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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Volkswagen Golf Mk7 Audi A3 8V Coolant Hose Pipe 2.0 TSI TFSI 5Q0122051AN

€75.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. BK3Q8K520BB

Ford Transit MK7 2.2 TDCI Water Hose Cooling Coolant Pipe Line BK3Q-8K520-BB

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 8513616

Oil Return Pipe BMW F20 F21 F30 F31 LCI Turbo Charger Inlet 8513616

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. BK3Q-8A558-CC

Ford Transit Mk8 2.2 TDCI Diesel Water Coolant Pump BK3Q-8A558-CC

€47.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 8J0121109A

Audi TT 8J 2.0 TFSI Water Hose Cooling Coolant Radiator Pipe Line 8J0121109A

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 9007196B

Land Rover Discovery 4 L319 Coolant Hose Pipe Line Tube Engine Top 9007196B

€28.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 7186514

BMW F10 F11 F13 F01 Radiator Adapter Bracket Support Mount Right O/S 7186514

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 079121065M

Audi A4 B6 4.2 Petrol Coolant Pipe Cooler Water Hose 079121065M

€47.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A2742002582

Water Hose Mercedes W212 X253 M274 Cooling Coolant Pipe Line Tube A2742002582

€42.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 8602025

Coolant Hose BMW F20 F21 F30 F31 LCI Cooling Radiator Line 8602025

€42.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 04E122447BG

Volkswagen Golf Mk7 5G Water Coolant Pipe Hose Line 1.5 TSI Petrol 04E122447BG

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 9317617

Water Hose BMW X3 F25 X4 F26 B47 Coolant Expansion Tank Pipe Line 9317617

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A1332000252

Mercedes W176 Water Circulation Feed Line Hose Tube Pipe A1332000252

€32.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 99710601102

Porsche Cayman 987C Engine Water Coolant Pump 2.7 Petrol 99710601102

€32.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A0009055502

Mercedes W213 S213 C238 X253 Exhaust Gas Temperature Sensor Unit A0009055502

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A2742001651

Mercedes W205 Petrol Engine Coolant Hose Water Line Pipe A2742001651

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 5Q0121101H

Volkswagen Golf R Mk7 Audi A3 8V Water Coolant Pipe Hose Line 2.0 TSI 5Q0121101H

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 1799007

Ford Transit Mk7 Heater Water Coolant Pipe Hose Line 2.2 Diesel CC11-18K580-AD

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A6422000556

Flange Mercedes W639 Diesel OM642 Coolant Line Fitting Flange A6422000556

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A2045018282

Coolant Hose Mercedes W204 M271 Right Radiator Hose To Oil Cooler A2045018282

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 07L121107C

Audi S8 D3 Radiator Coolant Water Hose Pipe Line 07L121107C

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 7564772

BMW 3 Series E90 316i N45N Sucking Jet Pump Lines Vacuum Control Engine 7564772

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 1K0122073GE

Audi A3 8P VW Golf Mk6 Water Hose Cooling Coolant Radiator Pipe Line 1K0122073GE

€32.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A2128305496

Water Hose Mercedes W212 CLS C218 OM651 Cooling Coolant Pipe Line A2128305496

€28.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 4K0145920S

Audi A6 C8 Coolant Water Pipe Hose Line 50 TFSIe 4K0145920S

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 99610621653

Porsche Carrera 996 Engine Coolant Pipe Connection Piece Petrol 9603 9961062168R

€56.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 8573716

Water Hose BMW X3 F25 X4 F26 B47 Coolant Cooling Pipe Line 8573716

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A6512000051

Mercedes Vito W639 Diesel OM651 Coolant Pipe Water Pump Line A6512000051

€28.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 8629963

Oil Return Pipe BMW F40 F44 F45 F46 Mini F54 F56 F60 Turbocharger Hose 8629963

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 2065913

Ford Fiesta Mk8 Water Pump Pulley Wheel 1.5 Petrol EcoBoost GN1G-8509-AA

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. DS78-8C045-AE

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

€42.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 6R0121109K

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

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A2055013482

Mercedes C205 OM651 Diesel Water Coolant Hose Pipe Line Tube A2055013482

€28.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 7519215

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

€85.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 03N115389B-1

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

€32.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 4G0121071N

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

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A6512006901

Water Pipe Mercedes W212 Engine Cooling Coolant Hose Line A6512006901

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 1475577-7

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

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 04L121026F

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

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A1695010165

Mercedes W245 Oil Cooling Line Pipe Thermostat A1695010165

€37.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 4K0121051L

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

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A1765012282

Mercedes W176 Coolant Hose Radiator Pipe A1765012282

€28.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 7524841

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

€28.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 7811780-1

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

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. KK31-18N252-GG

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

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 6C1Q8250BB

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

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 7507849

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

€47.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 1K0122096J

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

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A1602020010

Smart Fortwo 450 Water Pump Belt Pulley A1602020010

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A6511421780

Coolant Pipe Mercedes W242 Diesel OM651 Water Line To Crankcase A6511421780

€28.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 1K0122073ER

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

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 7608408

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

€42.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 7591101

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

€28.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 1K0122109AS

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

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 8W0906088E

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

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 079121083H

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

€37.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 4K0145919P

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

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 7795138-1

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

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 8642144-1

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

€56.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A9075010900

Mercedes W907 OM654 Water Pipe Engine Coolant Cooling Hose Line A9075010900

€28.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A1122030275

Mercedes W208 W209 W220 Water Pump Thermostat Housing A1122030275

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A0005000900-1

Mercedes W205 W213 C238 W257 OM654 Auxiliary Coolant Water Pump A0005000900

€51.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 6R0121109N

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

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 393336

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

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 1433076-1

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

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A6112000615

Mercedes-Benz C E W203 W210 OM611 OM612 Coolant Thermostat Housing A6112000615

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A1602340039

Smart C450 Coolant Water Pump Unit 0.7 Petrol Engine A1602340039

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A1645014782

Mercedes W164 Water Radiator Coolant Hose Pipe Line OM642 Diesel A1645014782

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 1K0122157KD

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

€42.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 8W0819332E

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

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 7591100

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

€28.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. LR038315

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

€104.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 4G0122101B

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

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 8W0819376E

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

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 6Q0122101AP

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

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A2118350364

Mercedes W211 C253 Auxiliary Coolant Water Pump Water Cooling Unit A2118350364

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 5Q0122096T

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

€32.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 057121083S

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

€28.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 4G0819377K

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

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. R2712010401

Mercedes W204 M271Petrol Water Pump Coolant Circulation Pump R2712010401

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A2045010224

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

€37.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 51848272

Fiat Panda Mk2 Radiator Cooling Fan Unit 1.1 Petrol 51848272

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A1602000315

Smart Fortwo 450 Thermostat Housing Coolant Flange 0.7 Petrol Engine A1602000315

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 9002986C

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

€32.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 059121131J

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

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 4K0145934L

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

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 2U1Q-8K500-BA

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

€32.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 06A919501A

VW Volkswagen Transporter T5 Water Coolant Temperature Sensor Control 06A919501A

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 05A906088

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

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. CPLA-8B359-AC

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

€61.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 9230748

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

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. JRP100060-1

Land Rover Discovery 2 L318 Radiator Fan JRP100060

€94.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. BK2Q-8A586-AB

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

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 1380563

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

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. GK21-8260-BC

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

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A4478350070

Mercedes W447 A/C Air Conditioning Con Radiator A4478350070

€75.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 4G0121049Q

Audi A6 C7 A7 4G Water Radiator Coolant Pipe Hose Tube Line 3.0 TFSI 4G0121049Q

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A4638203789

Mercedes W212 Radio Antenna Splitter Control Unit Module A4638203789

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 4G0819374R

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

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

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