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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Audi A5 8T Radiator Water Cooling Coolant Pipe Hose Line Diesel 8K0819377C

£18.95

Part no. 1377197

Radiator Fan Clutch DAF 85CF Engine Cooling Radiator Fan Viscous Unit 1377197

£37.95

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Audi Q7 4M Q8 Mk2 3.0 Diesel Water Coolant Pump Line Tube Pipe Q4M0122447J

£23.95

Part no. 7605432

BMW F01 LCI F12 F13 Coolant Hose Petrol N55 Thermostat Inlet Pipe 7605432

£23.95

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BMW i3 I01 Temperature Sensor Air Conditioning Line Coolant Refrigerant 9305928

£13.95

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Audi R8 42 Engine Coolant Pipe Water Hose Cooling Line Tube 420121073

£28.95

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Toyota Auris E15 Fan Shroud Engine Cooling Fan Blades Motor 167110D190

£94.95

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Range Rover Sport L320 Turbocharger Oil Feed Pipe Line Tube 1386530 6H2Q6K679AA

£18.95

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Oil Pipe Mercedes W205 W213 Feed Line Cooler Coolant M264 Petrol A2642002201

£18.95

Part no. 8W2819377

Audi A4 S4 B9 Engine Cooling Water Coolant Hose Pipe Line 8W2819377

£28.95

Part no. 5Q0121251FB

Seat Leon III 5F Audi A3 8V 2.0 TDI Coolant Radiator Engine Cooling 5Q0121251GC

£75.95

Part no. 07K145735G

Audi RS3 8Y Turbocharger Turbo Oil Return Pipe Line 2.5 Petrol 07K145735G

£75.95

Part no. 7L6121058AB

VW Touareg 7L Auxiliary Water Pump Coolant Pipe Hose Line 3.0 TDI 7L6121058AB

£23.95

Part no. 1K0122447GC

Skoda Octavia RS 1Z 1.8 BZB Petrol Engine Coolant Hose Line Tube 1K0122447GC

£13.95

Part no. 8P0121075

Audi RS3 8P Water Coolant Pipe Hose Line Outer Right O/S 2.5 TFSI 8P0121075

£37.95

Part no. 6982171

BMW X1 E84 Engine Coolant Water Hose Pipe Tube Line 6982171

£23.95

Part no. RHD-A2055010302-1

Mercedes C205 Radiator Coolant Hose Tube Pipe Line Return A2055010302

£13.95

Part no. 7830714

BMW E46 Engine Cooling Water Radiator Coolant Tube Pipe Hose Line 7830714

£47.95

Part no. 03L121157AA

Audi A4 B8 A5 8T Water Hose Cooling Radiator Pipe Line 2.0 TDI 03L121157AA

£18.95

Part no. A2602000400

Mercedes W177 A35 AMG M260 Coolant Hose Water Pump Pipe Line A2602000400

£23.95

Part no. RHD-8E2819371AG

Audi RS4 B7 Water Coolant Return Pipe Hose Line 4.2 FSI 8E2819371AG

£37.95

Part no. 2283813

Oil Cooler Adapter BMW E90 E92 M3 Heat Exchanger Mount Bracket Holder 2283813

£13.95

Part no. A4475010001

Mercedes Vito W447 Engine Cooler Radiator Cooling Unit A4475010001

£142.95

Part no. 164000D481

Toyota Auris E15 Engine Cooling Radiator Water Coolant 1.6 Petrol 164000D481

£28.95

Part no. rhd-A1718301796

Mercedes SLK R171 Petrol Water Hose Coolant Cooling Pipe Line A1718301796

£18.95

Part no. 5K0121064J-1

VW Caddy 2k Passat A3 Water Coolant Pipe Hose Tube Line 2.0 TDI 5K0121064J

£18.95

Part no. 2283814

Oil Cooler Adapter BMW E90 E92 M3 Heat Exchanger Mount Bracket Holder 2283814

£13.95

Part no. GK218286BE

Ford Transit Custom Radiator Water Coolant Hose Pipe Line 2.0 GK21-8286-BE

£28.95

Part no. 059121511BT-1

Audi A4 S4 B9 A5 S5 F5 Water Coolant Hose Pipe 3.0 Diesel TDI 059121511BT

£28.95

Part no. 8P0121109C

Audi RS3 8P Water Reservoir Coolant Pipe Hose Line 2.5 TFSI 8P0121109C

£13.95

Part no. RHD-A4478306301

Mercedes W447 OM651 Diesel Suction Refrigerant Line Pipe Hose Tube A4478306301

£51.95

Part no. A6422000215

Mercedes W164 OM642 Diesel Thermostat Coolant Housing Cooling Unit A6422000215

£13.95

Part no. 8W0122101H

Audi A4 B9 2.0 TDI Diesel Coolant Water Hose Line Tube Pipe 8W0122101H

£13.95

Part no. 8W0121251K

Audi A4 B9 Coolant Radiator Water Cooling Radiator 35 TDI 8W0121251K

£113.95

Part no. 8P0122061

Audi RS3 8P Water Coolant Hose Breather Line Pipe 2.5 TFSI Petrol 8P0122061

£37.95

Part no. 8V61-8C607-EC

Ford Focus Mk3 III Radiator Cooling Fan Motor 1.6 TDCI T1DB 8V61-8C607-EC

£32.95

Part no. 4G0145931G

Audi A4 B8 A5 8T 2.0 TDI Water Coolant Pipe Hose Line 4G0145931G

£13.95

Part no. 7H42-9B325-AA

Range Rover L322 Oil Cooler Bracket Mount Holder Support 7H42-9B325-AA

£13.95

Part no. 7637024

BMW i3 I01 60Ah Rex Hybrid Auxiliary Water Pump Hose Coolant Pipe Line 7637024

£28.95

Part no. A4539064300-2

Smart A453 Engine Cooling Coolant Radiator Fan Shroud Blades A4539064300

£56.95

Part no. 3M5H-8100-AD

Ford Transit Mk7 Cooling Fluid Bottle Reservoir Cap 8V218K218

£13.95

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Audi RS3 8P Water Coolant Pipe Hose Line 2.5 TFSI 07K121109

£28.95

Part no. A6512000031

Mercedes W204 C207 W212 Water Circulation Pump OM651 A6512000031

£13.95

Part no. 1K0998262AA

Audi A8 D3 A6 C6 Exhaust Gas Temperature NOX Lambda Probe Sensor 1K0998262AA

£37.95

Part no. 7589762

BMW F12 F13 F10 Oil Line Holder Mount Carrier Bracket 7589762

£13.95

Part no. JHB501461

Land Rover Discovery L319 Water Pipe Coolant Hose Line JHB501461

£23.95

Part no. 8K0121405F

Audi A4 S4 8K A5 S5 8F 8T Radiator Expansion Tank Coolant Reservoir 8K0121405F

£13.95

Part no. 982121533D

Porsche Boxster 982 Coolant Water Hose Breather Pipe Line 982121533D

£32.95

Part no. 1724201

Ford Focus Mk3 Engine Coolant Radiator Hose Tube Line Pipe 8V61-8260-BC

£13.95

Part no. 8J0121212A

Audi RS3 8P TT RS 8J 2.5 TFSI Auxilliary Water Coolant Radiator 8J0121212A

£227.95

Part no. 8662835

Water Radiator Pipe BMW F23 F32 F36 Hose Coolant Cooling Line 8662835

£13.95

Part no. 4G0145909B

Audi A4 B8 A5 8T 2.0 TDI Water Coolant Pipe Hose Line 4G0145909B

£13.95

Part no. 03C121111P

Volkswagen Touran 1T Water Coolant Thermostat Housing 03C121111P

£23.95

Part no. 03N117021A

Audi A4 B8 Oil Cooler Cooling Unit 2.0 TDI Diesel Engine 03N117021A

£18.95

Part no. 079121070BS

AUDI S5 8T 4.2 Petrol CAUA Coolant Pipe Right O/S Cooler Water Hose 079121070BS

£18.95

Part no. 7597715-3

BMW F10 F20 F25 F30 E84 E89 Engine Electrical Water Cooling Pump 7597715

£56.95

Part no. 06E121161BB

Audi A5 8T 3.0 TFSI V6 Engine Coolant Flange Housing Cover Trim 06E121161BB

£23.95

Part no. 6R0122051BR

Water Hose Audi A1 S1 8X 2.0 Cooling Radiator Coolant Pipe Line 6R0122051BR

£56.95

Part no. A2478303601-1

Water Line Mercedes W177 Diesel OM608 Heater Return Hose To Engine A2478303601

£32.95

Part no. 1K0122051FE-1

Audi A3 8P TT 8J MK2 Water Hose Cooling Coolant Radiator Pipe Line 1K0122051FE

£18.95

Part no. K8D2-8K218-AB

Range Rover Evoque L551 Expansion Tank Bottle Reservoir 2.0 Diesel K8D2-8K218-AB

£18.95

Part no. 8E0317826T

Audi A4 B7 Gearbox Oil Cooler Pressure Line Pipe Hose 2.0 TFSI Petrol 8E0317826T

£47.95

Part no. 982121455

Porsche Boxster 982 Coolant Water Hose Pipe Cooling Breather Line 982121455

£61.95

Part no. 98710627002

Porsche Cayman 987 Coolant Hose Feed Pipe Line Tube 98710627002

£18.95

Part no. 4G0145910B

Audi A4 B8 A5 8T 2.0 TDI Water Coolant Pipe Hose Line 4G0145910B

£13.95

Part no. 8K0121003P-2

Audi A4 B8 Q5 8R Engine Cooling Radiator Fan Shroud Coolant Unit 8K0121003P

£94.95

Part no. 8587514

BMW F20 F21 LCI 116d B37 Radiator Coolant Expansion Tank Hose Pipe Line 8587514

£23.95

Part no. 7636409

Coolant Pipe BMW i3 I01 Rex Hybrid Radiator Cooler Water Hose Line 7636409

£13.95

Part no. 7645520

Coolant Hose BMW F45 Mini F60 B38X Radiator Water Feed Line Hybrid 7645520

£28.95

Part no. 079121065P

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

£13.95

Part no. 8651288

BMW X3 G01 G20 G21 G42 Secondary Auxiliary Water Engine Coolant Pump 8651288

£47.95

Part no. A2045040440

Oil Cooler Bracket Mercedes W204 W207 Heat Exchanger Mount Holder A2045040440

£13.95

Part no. LR073694-1

Land Rover Discovery Sport L550 Coolant Thermostat Housing Box G4D3-8575-BC

£47.95

Part no. A2118301396

Water Hose Mercedes W211 CLS W219 M272 Cooling Coolant Pipe Line A2118301396

£18.95

Part no. A2515000503

Mercedes W164 Coolant Radiator M251 Petrol Engine Cooling Unit A2515000503

£94.95

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Jaguar XF X250 Water Coolant Radiator Fan Shroud 2.7 Diesel 8X23-8C607-BA

£47.95

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Water Hose Mercedes W176 W246 M270 Coolant Cooling Pipe Line A2468303096

£13.95

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Audi A3 8P Q3 8U Air Filter Box Water Coolant Drain Pipe Hose Line 5N0129637D

£13.95

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Audi A4 S4 B9 VW Touareg Water Coolant Pipe Hose Line 06M121085H

£18.95

Part no. A1695010165

Mercedes W245 Oil Cooling Line Pipe Thermostat A1695010165

£32.95

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Mercedes W213 X253 W906 Water Coolant Pump Petrol M274 Engine A2742001407

£47.95

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Mercedes W213 Charge Air Cooler Bracket Strut Mount A2740980539

£13.95

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Smart A453 Engine Coolant Cooling Radiator 0.9 Petrol Engine A4535000103

£42.95

Part no. 99110676703

Porsche Boxster 982 Coolant Water Hose Pipe Cooling Breather Line 99110676703

£47.95

Part no. 5A05704

BMW E90 E92 F01 F10 F12 Auxiliary Water Pump Engine N54 N55 Petrol 5A05704

£142.95

Part no. 05E121497A

Volkswagen Golf CD1 Coolant Pipe Turbocharger Flow Line Hose Pipe 05E121497A

£18.95

Part no. 1870817-1

Ford Fiesta 1.25 Engine Water Cooling Coolant Hose Pipe 1.25 SNJA 8V21-8C351-DB

£18.95

Part no. 4G0121081EJ

Audi A7 Sportback 4G Coolant Hose Pipe 3.0 TDI Diesel 4G0121081EJ

£13.95

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Water Cooling Hose Audi A4 B9 A5 F5 Radiator Coolant Pipe Line 8W2122109E

£18.95

Part no. 03L121157AK

Audi A4 S4 8K A5 S5 8F Engine Water Coolant Hose Tube Pipe Line 03L121157AK

£13.95

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Cooling Line Mercedes W204 C207 M276 Engine Water Hose A2048306496

£18.95

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Audi A8 D4 Heater Coolant Hose Pipe Line Mount Bracket Holder 4H2820195E

£18.95

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BMW F45 Active Tourer Mini F60 B38X Water Coolant Return Hose Pipe 9367389

£23.95

Part no. 5Q0122291CT

Volkswagen Golf Mk7 R Engine Water Radiator Pipe 2.0 TSI 5Q0122291CT

£18.95

Part no. A2125280882

Mercedes W204 W212 Air Intake Hose Intercooler Charge Pipe Diesel A2125280882

£56.95

Part no. 8053482

Cooling Hose BMW X3 F97 X4 F98 Mounting Transmission Oil Pipe Line 8053482

£37.95

Part no. 8610655

Expansion Tank BMW G11 G12 G30 G31 G32 Coolant Overflow Reservoir Bottle 8610655

£23.95

Part no. 99610622554

Porsche Boxster 986 Engine Coolant Water Pipe Breather Hose Left N/S 99610622554

£28.95

Part no. 8R0819376T

Porsche Macan 95B Water Coolant Pipe Hose Cooling Line 8R0819376T

£18.95

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