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

£13.95

Free delivery: Sep 08

If paid before 14:00

Part no. 7L0815857C

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

£13.95

Free delivery: Sep 08

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: Sep 08

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: Sep 08

If paid before 14:00

Part no. A6398328123

Mercedes Vito W639 Heat Exchanger Water Coolant Hose Pipe Line A6398328123

£18.95

Free delivery: Sep 08

If paid before 14:00

Part no. 4H0121251C

Audi A8 D4 Coolant Water Radiator Cooler 4H0121251C

£113.95

Free delivery: Sep 08

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: Sep 08

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: Sep 08

If paid before 14:00

Part no. A2538302400

Mercedes C253 Air Conditioning Heater Pipe Hose Line A2538302400

£13.95

Free delivery: Sep 08

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: Sep 08

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: Sep 08

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: Sep 08

If paid before 14:00

Part no. A2315011182

Mercedes R231 Engine Cooling Coolant Line Pipe Hose A2315011182

£23.95

Free delivery: Sep 08

If paid before 14:00

Part no. 6Q0121207N

Volkswagen Polo 9N Skoda Fabia Mk2 Engine Cooling Radiator Fan 6Q0121207N

£18.95

Free delivery: Sep 08

If paid before 14:00

Part no. A2118800336

Radiator Air Baffle Mercedes W211 W219 Duct Guide Shroud Panel A2118800336

£18.95

Free delivery: Sep 08

If paid before 14:00

Part no. 9680533480

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

£37.95

Free delivery: Sep 08

If paid before 14:00

Part no. A4478320015-1

Mercedes Vito W447 Diesel Coolant Hose Water Line Hose A4478320015

£18.95

Free delivery: Sep 08

If paid before 14:00

Part no. 4K0121485M

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

£42.95

Free delivery: Sep 08

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: Sep 08

If paid before 14:00

Part no. 06H121026BF

Audi A3 8P A4 B8 A5 8T Water Coolant Pump 1.8 TFSI Petrol 06H121026DS

£47.95

Free delivery: Sep 08

If paid before 14:00

Part no. 8623368

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

£47.95

Free delivery: Sep 08

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: Sep 08

If paid before 14:00

Part no. A6422030017

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

£13.95

Free delivery: Sep 08

If paid before 14:00

Part no. A1668304896

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

£13.95

Free delivery: Sep 08

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: Sep 08

If paid before 14:00

Part no. 5N0122101BB

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

£18.95

Free delivery: Sep 08

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: Sep 08

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: Sep 08

If paid before 14:00

Part no. 4N0820541

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

£18.95

Free delivery: Sep 08

If paid before 14:00

Part no. A6120160681

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

£23.95

Free delivery: Sep 08

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: Sep 08

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: Sep 08

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: Sep 08

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: Sep 08

If paid before 14:00

Part no. A2702030182

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

£18.95

Free delivery: Sep 08

If paid before 14:00

Part no. 7P5121203A-1

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

£241.95

Free delivery: Sep 08

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: Sep 08

If paid before 14:00

Part no. 6984739

BMW Z4 E85 E86 Cooling Hose Pipe Line Coolant 6984739

£18.95

Free delivery: Sep 08

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: Sep 08

If paid before 14:00

Part no. 8054884

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

£61.95

Free delivery: Sep 08

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: Sep 9 – 16

If paid before 14:00

Part no. A6398321523

Water Hose Mercedes Vito Viano W639 Cooling Coolant Pipe Line A6398321523

£18.95

Free delivery: Sep 08

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: Sep 08

If paid before 14:00

Part no. 8V51-8C607-AF

Ford Fiesta Mk7 Radiator Cooling Fan Shroud Coolant Unit 8V51-8C607-AF

£42.95

Free delivery: Sep 08

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: Sep 08

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: Sep 08

If paid before 14:00

Part no. A6512030602

Mercedes W176 Coolant Pipe Engine Block Water Line Diesel OM651 A6512030602

£13.95

Free delivery: Sep 08

If paid before 14:00

Part no. A0009058408

Mercedes W177 W206 Temperature Sensor Control Unit Petrol M254 A0009058408

£85.95

Free delivery: Sep 08

If paid before 14:00

Part no. 3C0121253AR

Volkswagen Passat B7 Cooling Radiator Coolant Unit 2.0 Diesel 3C0121253AR

£23.95

Free delivery: Sep 08

If paid before 14:00

Part no. 06Q919519T

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

£51.95

Free delivery: Sep 08

If paid before 14:00

Part no. 1450955

Ford Focus Mk2 Thermostat Housing Water Connector 2.0 Petrol 6G9G-8K556-AA

£23.95

Free delivery: Sep 08

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: Sep 08

If paid before 14:00

Part no. A6462001215

Mercedes Sprinter W906 Coolant Thermostat Housing Cooling Unit A6462001215

£13.95

Free delivery: Sep 08

If paid before 14:00

Part no. DHE500020

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

£13.95

Free delivery: Sep 08

If paid before 14:00

Part no. 7L0121207E

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

£94.95

Free delivery: Sep 08

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: Sep 08

If paid before 14:00

Part no. 8591719

Mini F54 F55 F56 F57 F60 Petrol Coolant Water Pump 8591719

£56.95

Free delivery: Sep 08

If paid before 14:00

Part no. 9896577

BMW F74 U06 X1 U11 Thermostat Housing Heat Management Module 9896577

£151.95

Free delivery: Sep 9 – 16

If paid before 14:00

Part no. A9065010015

Expansion Tank Cap Mercedes W639 W906 Radiator Bottle Cover A9065010015

£13.95

Free delivery: Sep 08

If paid before 14:00

Part no. 4H0122101D

Audi A8 D4 Water Pipe Engine Cooling Coolant Hose Line 3.0 TDI Diesel 4H0122101D

£28.95

Free delivery: Sep 08

If paid before 14:00

Part no. RHD-3D2122407A

VW Volkswagen Phaeton 3D Additional Expansion Reservoir Tank Bottle 3D2122407A

£18.95

Free delivery: Sep 08

If paid before 14:00

Part no. A2642001000

Mercedes W205 C200 Coolant Line Water Hose Petrol Engine M264 A2642001000

£18.95

Free delivery: Sep 08

If paid before 14:00

Part no. 059121465B

Coolant Pipe Audi A6 C7 Q7 4L 3.0 TDI Water Hose Line Tube 059121465B

£28.95

Free delivery: Sep 08

If paid before 14:00

Part no. 7620688

Radiator Hose BMW E84 E89 Petrol N20 Water Cooling Gearbox Line Pipe 7620688

£18.95

Free delivery: Sep 08

If paid before 14:00

Part no. 4F0121284AR

Audi A6 C6 Front Radiator Air Duct Guide Channel Left N/S 4F0121284AR

£23.95

Free delivery: Sep 08

If paid before 14:00

Part no. A0071534828

Mercedes W204 C209 OM642 Gas Temperature Sensor A0071534828

£28.95

Free delivery: Sep 08

If paid before 14:00

Part no. 059121075DJ

Audi Q7 4L Quattro Diesel 3.0 V6 TDI Engine Cooling Coolant Pipe 059121075DJ

£13.95

Free delivery: Sep 08

If paid before 14:00

Part no. RHD-4K2819552A

Audi A6 C8 A7 4K Engine Heating Pipe Coolant Hose Line 2.0 Petrol 4K2819552A

£32.95

Free delivery: Sep 08

If paid before 14:00

Part no. 2712125

Ford Fiesta Mk8 Oil Pipe Hose Line 1.5 Ecoboost Petrol Engine K1BG-6758-AA

£23.95

Free delivery: Sep 08

If paid before 14:00

Part no. A6422001615

Mercedes W204 W212 W221 OM642 Thermostat Water Coolant Diesel Heat Management

£13.95

Free delivery: Sep 08

If paid before 14:00

Part no. A6260104300

Mercedes W447 OM622 Diesel Engine Oil Separator A6260104300

£94.95

Free delivery: Sep 9 – 16

If paid before 14:00

Part no. 9896554

BMW F70 F74 U06 U10 U11 Heat Management Module Line Tube Hose Pipe 9896554

£18.95

Free delivery: Sep 08

If paid before 14:00

Part no. ET76-8K218-B

Ford Transit Courier Water Coolant Expansion Tank Reservoir ET76-8K218-B

£28.95

Free delivery: Sep 08

If paid before 14:00

Part no. LR125620

Range Rover Sport L494 Turbocharger Coolant Pipe Hose 3.0D MHEV K6D3-8K598-DD

£94.95

Free delivery: Sep 9 – 16

If paid before 14:00

Part no. A1765000900

Mercedes W176 AMG Auxiliary Water Cooler Coolant Radiator A1765000900

£142.95

Free delivery: Sep 08

If paid before 14:00

Part no. 4F0121283AR

Audi A6 C6 Front Radiator Air Duct Guide Channel Left N/S 4F0121283AR

£18.95

Free delivery: Sep 08

If paid before 14:00

Part no. A1645002400

Mercedes V251 Automatic Transmission Gearbox Oil Cooler A1645002400

£75.95

Free delivery: Sep 08

If paid before 14:00

Part no. 06E121018A

Audi Q5 8R Auxiliary Water Pump Coolant Circulation Cooling Unit 06E121018A

£18.95

Free delivery: Sep 08

If paid before 14:00

Part no. A2185012882

Water Hose Mercedes C207 W212 W218 Engine Cooling Coolant Pipe A2185012882

£23.95

Free delivery: Sep 08

If paid before 14:00

Part no. EPLA-8501-EA

Range Rover Sport L494 Auxiliary Water Pump Unit 3.0 Diesel Engine EPLA-8501-EA

£28.95

Free delivery: Sep 08

If paid before 14:00

Part no. A4478302302

Coolant Hose Mercedes W447 OM622 Radiator Engine Water Cooling Line A4475013182

£18.95

Free delivery: Sep 08

If paid before 14:00

Part no. LR125478

Range Rover Sport L494 Turbocharge Coolant Pipe Hose Line 3.0D K6D3-310100-CD

£56.95

Free delivery: Sep 08

If paid before 14:00

Part no. 2383403

Ford Transit Custom Radiator Coolant Hose Tube Pipe Diesel GK2Q-8N039-AB

£13.95

Free delivery: Sep 08

If paid before 14:00

Part no. 8V61-8K218-DE-1

Ford Transit Connect Mk2 Focus Mk3 Coolant Expansion Tank Bottle 8V61-8K218-DE

£13.95

Free delivery: Sep 08

If paid before 14:00

Part no. G4D3-8555-BC

Land Rover Discovery Sport L550 Water Coolant Pipe Hose Line 2.0 G4D3-8555-BC

£23.95

Free delivery: Sep 08

If paid before 14:00

Part no. RHD-4K2819372M

Audi A6 C8 Heating Line Tube Pipe Hose Coolant Pipe 4K2819377K

£13.95

Free delivery: Sep 08

If paid before 14:00

Part no. 7854306

Coolant Hose BMW F90 M5 F91 F92 M8 Heater Return Water Pipe Line 7854306

£47.95

Free delivery: Sep 08

If paid before 14:00

Part no. RHD-8W2121036Q

Audi A4 B9 A5 F5 Water Coolant Hose Pipe Line 3.0 TDI 8W2121036Q

£94.95

Free delivery: Sep 08

If paid before 14:00

Part no. 8632539

BMW F30 LCI 330e Hybrid Radiator Connection Line High Voltage Battery 8632539

£23.95

Free delivery: Sep 08

If paid before 14:00

Part no. RHD-8E2819373AB

Audi RS4 B7 Water Pipe Engine Cooling Radiator Coolant Hose 4.2 FSI 8E2819373AB

£23.95

Free delivery: Sep 08

If paid before 14:00

Part no. A2115000472-1

Mercedes W211 C219 Water Coolant Hose Pipe Radiator Line A2115010382

£32.95

Free delivery: Sep 08

If paid before 14:00

Part no. BK21-8C607-B

Ford Transit Custom Engine Coolant Cooling Radiator Fan Shroud Blade BK218C607B

£51.95

Free delivery: Sep 08

If paid before 14:00

Part no. 1764962

Ford Focus Mk3 Water Coolant Radiator Cooler 1.6 TDCI CV61-8D048-B

£51.95

Free delivery: Sep 08

If paid before 14:00

Part no. 8K0121003M

Engine Cooling Radiator Audi A4 B8 Diesel Radiator Coolant Fan 8K0121003M

£142.95

Free delivery: Sep 08

If paid before 14:00

Part no. LR072035

Land Rover Discovery Sport L550 Engine Cooling Water Hose Pipe Line GJ328260AA

£13.95

Free delivery: Sep 08

If paid before 14:00

Part no. LR073694

Land Rover Discovery Sport L550 Thermostat Housing Box G4D3-8575-BE

£85.95

Free delivery: Sep 08

If paid before 14:00

Part no. A2055019484

Mercedes S205 Engine Coolant Hose Tube Line Pipe A2055019484

£37.95

Free delivery: Sep 08

If paid before 14:00

Part no. 07K121057A

Coolant Hose Audi RS3 8V TTRS 8S 2.5 TFSI Cooling Pipe Line 07K121057A

£18.95

Free delivery: Sep 08

If paid before 14:00

Part no. A6402033282

Mercedes W169 W245 180CDI 200CDI OM640 Water Coolant Pipe Hose A6402033282

£13.95

Free delivery: Sep 08

If paid before 14:00

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