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 F45 Active Tourer Mini F60 B38X Water Coolant Return Hose Pipe 9367388

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. 95B122101B

Porsche Macan 95B Radiator Water Coolant Pipe Hose Cooling Line 95B122101B

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. 5QD121407H

Skoda Octavia 5E Water Coolant Overflow Reservoir Bottle Tank 5QD121407H

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. 6N0121201

Volkswagen Polo 6N Water Radiator Coolant Engine Cooler 6N0121201

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. 8V61-8286-KE

Ford Focus Mk3 Radiator Coolant Pipe Hose Tube Line 1.5 TDCi Diesel 8V61-8286-KE

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2038322794

Mercedes W203 A209 C209 Coolant Rubber Hose Expansion Tank Pipe A2038322794

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. PIB500120T

Range Rover Sport L320 Oil Cooler Coolant Radiator 2.7 V6 PIB500120T

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. 8W0122449AS-1

Audi A4 S4 A5 S5 F5 Radiator Coolant Hose Tube Pipe Line 8W0122449AS

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2052700403

Mercedes W205 Gearbox Transmission Oil Cooling Pipes Hoses Lines A2052700403

£142.95

Free delivery: Oct 22

If paid before 14:00

Part no. 7644804

BMW F20 F21 F30 F31 LCI F32 Support Bracket Water Pump Petrol B38 7644804

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6082000152

Mercedes W177 OM608 Diesel Engine Coolant Cooling Pipe Line Hose A6082000152

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. rhd-9367390

Water Hose BMW F45 Mini F60 B38X Engine Cooling Coolant Pipe 9367390

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2055010700

Mercedes W205 Water Hose Engine Cooling Coolant Pipe Part A2055010700

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 5Q0121205D

Seat Leon 5F III Audi A3 8V 2.0 TDI Radiator Fan Shroud Motor 400W 5Q0121205D

£75.95

Free delivery: Oct 22

If paid before 14:00

Part no. 9G230707904

Porsche 718 Boxster 982 Return Coolant Hose Pipe Line 2.0 Petrol 9G230706300

£56.95

Free delivery: Oct 22

If paid before 14:00

Part no. 9P1121465

Porsche 718 Boxster 982 Coolant Overflow Line Hose Pipe Left N/S 9P1121465

£56.95

Free delivery: Oct 22

If paid before 14:00

Part no. 8475686

BMW i4 G26 Water Hose Radiator Coolant Cooling Tube Pipe Line 8475686

£37.95

Free delivery: Oct 22

If paid before 14:00

Part no. 5S6Y-8K218-AB

Ford Fiesta Mk5 Water Coolant Expansion Tank Bottle Reservoir 5S6Y-8K218-AB

£66.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6510780784

Heat Exchanger Bracket Mercedes W204 W212 OM651 Oil Cooler Mount A6510780784

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 6N0959455Q

Volkswagen VW Polo 6N V Engine Cooling Coolant Radiator Fan Shroud 6N0959455Q

£56.95

Free delivery: Oct 22

If paid before 14:00

Part no. 8490100

BMW G20 Water Pump Cooling Coolant Pipe Line Hose 8490100

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. 06F121011

Audi A4 B7 Water Coolant Pump Engine Cooling Unit 2.0 Petrol 06F121011

£56.95

Free delivery: Oct 22

If paid before 14:00

Part no. 03D121005

Mechanical Water Pump Volkswagen Polo 6R Engine Coolant Unit Pump 03D121005

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 6R0129637E

Audi A1 8X Air Filter Box Pipe Pipe Line Hose 1.6 TDI CAYC 6R0129637E

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 04L906088CH

Audi A1 8X 1.6 TDI Diesel Exhaust Gas Temperature Sensor 04L906088CH

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. R6422011110

Mercedes W207 OM642 Diesel Engine Auxiliary Cooling Water Pump R642201110

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. 8472111

BMW F40 G20 G21 G30 X3 G01 Mini F55 F56 F60 Coolant Thermostat Housing 8472111

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2055018984

Mercedes W205 Water Pipe Radiator Cooling Coolant Hose A2055018984

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. 9249616

Coolant Hose BMW X3 F25 X4 F26 Diesel Heater Water Return Pipe Line 9249616

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 98662403601

Porsche Cayman 987C Engine Compartment Fan Cooling Blower Fan GATE 98662403601

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 1K0959455DL-1

Volkswagen Passat B6 Cooling Radiator Fan 2.0 TDI Diesel Engine 1K0121207BC

£32.95

Free delivery: Oct 22

If paid before 14:00

Part no. A4535012482

Smart A453 Radiator Coolant Hose Pipe Line A4535012482

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. LR033912

Land Rover Discovery 4 L319 Water Coolant Hose Pipe Line Tube CK1320660

£32.95

Free delivery: Oct 22

If paid before 14:00

Part no. 1384597

Ford Transit Mk7 Engine Cooling Hose Tube Pipe Line 1384597 6C11-8C351-AD

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 1C9121321

Audi Q7 4L Volkswagen Touareg 7L Coolant Reservoir Expansion Tank Cap 1C9121321

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 99110675203

Porsche 718 Boxster 982 Engine Water Coolant Pipe Hose 2.0T 99110675203

£42.95

Free delivery: Oct 22

If paid before 14:00

Part no. 7199417

Radiator Bracket BMW F01 F02 Radiator Upper Holder Mounting Carrier 7199417

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. 8W0819332D

Audi A4 B9 A5 F5 Water Hose Engine Cooling Coolant Pipe Line Diesel 8W0819332D

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2055012100

Mercedes W205 Coolant Hose Cooling Pipe Water Line A2055012100

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. 4H0121055AB

Audi A8 D4 3.0 Diesel Coolant Return Line Tube Pipe Hose Right O/S 4H0121055AB

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. A0005000185

Mercedes W221 W906 Radiator Coolant Water Drain Plug Cap Stop Screw A0005000185

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 7L0815857C

VW Volkswagen Touareg 7L Water Heater Coolant Pipe Hose Line 7L0815857C

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 1657122050

Toyota Celica T23 Radiator Inlet Coolant Hose Tube Line Pipe 1657122050

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. 8W0122291AH

Audi A4 B9 A5 F5 Coolant Water Pipe Grommet 2.0 TDI Diesel 8W0122291AH

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 7580962

BMW F10 F11 F12 F13 F18 Cooling Pipe Radiator Coolant Line Hose Petrol 7580962

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6398328123

Mercedes Vito W639 Heat Exchanger Water Coolant Hose Pipe Line A6398328123

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. 4H0121251C

Audi A8 D4 Coolant Water Radiator Cooler 4H0121251C

£89.95

Free delivery: Oct 22

If paid before 14:00

Part no. 8584875

Cooling Hose BMW G20 G21 G30 B57 Engine Radiator Water Coolant Pipe Line 8584875

£32.95

Free delivery: Oct 22

If paid before 14:00

Part no. 03C121070B

Audi A3 8P Water Pipe Hose Line Engine Cooling Coolant Unit Hose 03C121070B

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 4G0121049AG

Audi A6 C7 2.0 TDI CGLC Water Radiator Coolant Pipe Hose Tube Line 4G0121049AG

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2538302400

Mercedes C253 Air Conditioning Heater Pipe Hose Line A2538302400

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 4K0122471

Audi A6 C8 4K0122471 Engine Coolant Hose Line Tube Pipe Petrol Engine 4K0122471

£47.95

Free delivery: Oct 22

If paid before 14:00

Part no. LR073713

Land Rover Discovery Sport L550 Water Coolant Pipe Hose Line 2.0 G4D3-18B402-BA

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. 4K0145365

Audi A6 C8 Engine Water Coolant Pipe Hose Line 2.0 TFSIe 4K0145365

£56.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2315011182

Mercedes R231 Engine Cooling Coolant Line Pipe Hose A2315011182

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2118800336

Radiator Air Baffle Mercedes W211 W219 Duct Guide Shroud Panel A2118800336

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. 9680533480

Citroën C4 Grand Picasso Engine Cooling Radiator 1.6 Diesel 9HR 9680533480

£37.95

Free delivery: Oct 22

If paid before 14:00

Part no. A4478320015-1

Mercedes Vito W447 Diesel Coolant Hose Water Line Hose A4478320015

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. 4K0121485M

Audi A6 C8 A7 C8 Engine Cooling Coolant Pipe Line 3.0 Petrol Engine 4K0121485M

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. CPLA-8286-DA

Range Rover L405 Water Hose Radiator Coolant Cooling Pipe Line CPLA-8286-DA

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. 8623368

Radiator Water BMW X3 F25 18d 20dX 20iX Engine Cooling Coolant Unit 7823567

£42.95

Free delivery: Oct 22

If paid before 14:00

Part no. 06K121075AR

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

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. 5A0C5A5

F70 F74 U06 U10 U11 Mini F66 U25 Engine Coolant Hose Pipe Tube Line 5A0C5A5

£47.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6422030017

Mercedes W203 W204 A207 W906 Breather Hose Pipe Hose Line Diesel A6422030017

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 982121049

Porsche 718 Boxster Cayman 982 Coolant Water Hose Pipe 2.0T Petrol 982121049

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1668304896

Mercedes W166 ML 63 AMG Water Coolant Pipe Hose Heating Line A1668304896

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 5A30246

Additional Water Pump BMW F98 X4M G81 M3 G82 M4 Auxiliary Water Unit 8600286

£51.95

Free delivery: Oct 22

If paid before 14:00

Part no. 5N0122101BB

VW Volkswagen Tiguan Mk1 2.0 TDI Water Coolant Pipe Hose 5N0122101BB

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. 80A122055AF

Audi Q5 FY 2.0 TFSI Petrol Water Hose Cooling Coolant Pipe Line 80A122055AF

£66.95

Free delivery: Oct 22

If paid before 14:00

Part no. AH22-8K515-AA

Land Rover Discovery 4 L319 Coolant Thermostat Housing 3.0 Diesel AH22-8K515-AA

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 4N0820541

Audi A7 C8 Q7 4M Temperature Sensor Interior Sensor 4N0820541

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6120160681

Mercedes W906 OM611 OM612 OM646 OM647 Cylinder Head Molded Hose Line A6120160681

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. LR003188

Land Rover Freelander 2 L359 Oil Separator Breather 2.2 TD4 965327528006

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 6C0121407-1

Audi A1 8X VW Polo Mk5 Expansion Tank Water Coolant Bottle Reservoir 6C0121407

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 5A50198

BMW F70 F74 F78 Gran Coupé Radiator Cooling Fan Housing With Fan 5A50198

£569.95

Free delivery: Oct 22

If paid before 14:00

Part no. LR084066

Land Rover Discovery Sport L550 Engine Water Pipe Hose Line 2.0 G4D3-5H370-BD

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. 80C819371B

Audi Q5 FY Coolant Water Hose Line Cooling Unit Tube Pipe 2.0 Petrol 80C819371B

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2702030182

Mercedes C117 W176 X156 W246 Coolant Thermostat Pipe Hose Line OM270 A2702030182

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. 7P5121203A-1

Porsche Cayenne 92A Touareg 7P Engine Cooling Fan Shroud 7P0121207B

£241.95

Free delivery: Oct 22

If paid before 14:00

Part no. K8D2-8C012-AC

Range Rover Evoque L551 Engine Coolant Hose Pipe R-Dynamic K8D2-8C012-AC

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. 6984739

BMW Z4 E85 E86 Cooling Hose Pipe Line Coolant 6984739

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. 3C0122101FL

Volkswagen Seat Skoda Audi Water Coolant Pipe Line Hose 2.0 TDI 3C0122101FL

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. 8054884

Coolant Hose BMW X3 F97 X4 F98 Pipe Expansion Tank Hose 8054884

£37.95

Free delivery: Oct 22

If paid before 14:00

Part no. 9P1317233-1

Porsche 718 Boxster 982 Water Coolant Heater Valve Pipe Hose 2.0T 9P1317233

£94.95

Free delivery: Oct 23 – 30

If paid before 14:00

Part no. A6398321523

Water Hose Mercedes Vito Viano W639 Cooling Coolant Pipe Line A6398321523

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. 4F0121284AS

Audi A6 C6 3.0 TDI Front Right O/S Radiator Air Duct Guide Channel 4F0121284AS

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 03N117021

Audi A3 8V A4 B8 Oil Cooler Cooling Unit 1.6 TDI Diesel Engine 03N117021

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. 5Q0122157EP

Seat Leon Cupra 5F Water Coolant Pipe Hose Tube Line 2.0 TFSI Petrol 5Q0122157EP

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6512030602

Mercedes W176 Coolant Pipe Engine Block Water Line Diesel OM651 A6512030602

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A0009058408

Mercedes W177 W206 Temperature Sensor Control Unit Petrol M254 A0009058408

£85.95

Free delivery: Oct 22

If paid before 14:00

Part no. 3C0121253AR

Volkswagen Passat B7 Cooling Radiator Coolant Unit 2.0 Diesel 3C0121253AR

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. 06Q919519T

Audi A1 8X Volkswagen Polo VI Mk6 Exhaust Gas Temperature Sensor 06Q919519T

£47.95

Free delivery: Oct 22

If paid before 14:00

Part no. 4986737

Ford Transit Connect Engine Radiator Cooling Fan Shroud 1.8L TDCi 4T16-8C607-JD

£113.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6462001215

Mercedes Sprinter W906 Coolant Thermostat Housing Cooling Unit A6462001215

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2465000064-4

Mercedes W176 W246 Radiator Fan Shroud Motor Engine Cooling Fan A2465000064

£66.95

Free delivery: Oct 22

If paid before 14:00

Part no. RHD-Q0012934V001000000

Smart Roadster 452 Radiator Water Hose Coolant Pipe Line Q0012934V001

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. DHE500020

Range Rover Sport L320 Radiator Mount Holder Upper Sealing Seal Panel DHE500020

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 7L0121207E

Audi Q7 4L A/C Air Condition Radiator Fan Shroud Motor 7L0121207E

£94.95

Free delivery: Oct 22

If paid before 14:00

Part no. AV41-8K218-DA

Ford Kuga C394 Mk1 Water Coolant Expansion Reservoir Bottle Tank 8V61-8K218-DE

£13.95

Free delivery: Oct 22

If paid before 14:00

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