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 G20 Water Coolant Pipe Hose Hose Line B48D Petrol 8654830

€94.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 2354043

BMW E46 M47N Radiator Mount Bracket Carrier Mounting Plate 2354043

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 7644810

BMW F30 LCI G11 G30 B48X Hybrid Engine Block Water Coolant Pump Support Holder

€32.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8J0121284A

Audi TT 8J Mk2 Radiator Air Guide Duct Cover Right O/S 8J0121284A

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 7502793

BMW 5 7 Series E60 E61 E65 E66 N62 Heater Water Pump Return Pipe Petrol 7502793

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 5Q0121070AP-1

Audi A3 8V Water Hose Engine Coolant Cooling Pipe Line 5Q0121070AP

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 4F0121003P

Audi A6 C6 2.0 TDI CAHA Diesel Diffuser Radiator Fan Shroud 4F0121003P

€94.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. Q0003127V010000000

Smart Fortwo C450 Radiator Fan Engine Cooling Shroud Q0003127V010000000

€47.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. L8D2-18K596-BA

Land Rover Discovery Sport L550 Coolant Water Pipe Hose 1.5 PHEV L8D2-18K596-BA

€42.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. BK3Q-8K512-BA

Ford Transit MK8 2.2 TDCI Water Hose Radiator Coolant Pipe Line BK3Q8K512BA

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. A6398300416

Water Pipe Mercedes Vito W639 Cooling Radiator Coolant Hose Line A6398300416

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. A2602004400

Mercedes W177 Heater Radiator Coolant Pipe Hose A2602004400

€66.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. A4478323723-

Coolant Hose Mercedes Vito W447 Diesel M651 Heater Water Return Line A4478323723

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 06E121111G

Audi A4 B7 A8 A6 Coolant Regulator Thermostat Housing 06E121111G

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 2Q0121407D

VW Polo Mk6 Audi A1 Mk2 GB Coolant Expansion Tank Reservoir Bootle 2Q0121407D

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 03L121157E

Audi A4 S4 8K A5 S5 8T Engine Coolant Hose Tube Line Pipe 2.0 TDI 03L121157E

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. A6395050588

Mercedes-Benz Vito W639 Engine Cooling Radiator Fan Right O/S Holder Bracket

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8645546

Mini Cooper S F55 F56 Petrol Engine Water Pump Cooling Coolant Pipe Hose 8645546

€28.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 05E121111K

Volkswagen Golf Mk7 Water Coolant Pump Petrol Engine 1.5 TSI 05E121111K

€42.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. A2712002552

Water Pipe Mercedes W204 M271 Engine Cooling Radiator Coolant Hose A2712002552

€37.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 7834250

BMW 5 6 Series E60 M5 E61N E63 E64 M6 Feed Line Cooling Inlet Pipe 7834250

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 1761394

Ford Focus St-3 Mk3 Engine Water Pipe Hose Tube Line CV61-8260-TB

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8V0121073

Audi RS3 8V Water Pipe Hose Line Engine Cooling Coolant Unit Hose 8V0121073

€37.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 06F145762

Audi TTS 8J Coolant Water Pipe Hose Line 2.0 TFSI Quattro CDLB 06F145762

€28.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. Q0003007V005000000

Smart Fortwo C450 Intercooler Charge Air Cooler Radiator Q0003007V005000000

€66.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8K0819332B

Water Pipe Audi A5 S5 8T S4 B8 8K 3.0 TFSI V6 Coolant Hose Line 8K0819332B

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. A2045010782

Water Pipe Mercedes W204 OM642 Engine Cooling Radiator Coolant Hose A2045010782

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8580972

Water Hose BMW G20 G21 G30 G31 X3 G01 Diesel Cooling Coolant Pipe Line 8580972

€32.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 4L0145738B

Audi Q7 4L 3.0 TDI Engine Coolant Water Pipe Hose Line 4L0145738B

€32.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8654822

BMW G20 LCI G21 G21 LCI G22 G42 Water Coolant Pipe Hose Tube Line 8654822

€37.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 059121399K

Audi SQ5 8R 3.0 TDI Diesel Coolant Hose Line Tube Pipe 059121399K

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 5Q0965567-1

Additional Water Pump Audi A1 8X A3 8V Auxiliary Pump Coolant Unit 5Q0965567

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8645545

Coolant Pipe Mini F54 F56 F60 BMW F45 F46 F48 B38 Cooling Hose Water 8645545

€28.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 7808079

BMW X5 E70 LCI N57 N57S Water Hose Coolant Cooling Pipe Line Radiator 7808079

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 95810648200

Porsche Cayenne 92A Water Coolant Pipe Hose Line 3.0 TFSI 95810648200

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 7810707

Coolant Pipe BMW F10 F11 F20 F21 F30 F31 F36 Engine Water Hose Connector 7810707

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 1K0121109AL

Audi A3 8P Radiator Water Coolant Hose Pipe Line 1.8 FSI Petrol 1K0121109AL

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 6R0122101DD-1

Coolant Hose VW Polo 6R Seat Ibiza 6J 1.2 TSI CBZB Radiator Line 6R0122101DD

€28.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 9250564-1

BMW F40 F45 X1 F48 Mini F54 F55 F56 Water Hose Coolant Pipe 9250564 9250566

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8E0959455P-1

Engine Cooling Audi RS4 B7 4.2 Petrol Radiator Coolant Fan Left N/S 8E0959455P

€89.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 7558480

BMW E82 E88 E90 E91 135i 335i Engine Radiator Coolant Cooler 7558480

€28.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8W0122101AL

Audi A5 8T Coolant Water Hose Line Tube Pipe 2.0 TDI Diesel 8W0122101AL

€28.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 4K0819374R

Audi A6 C8 3.0 TDI Engine Coolant Pipe Water Hose Cooling Line Tube 4K0819374R

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 4G0121049L

Audi A7 4G 3.0 TDI CDUD Water Radiator Coolant Pipe Hose Tube Line 4G0121049L

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 7586779

BMW 5 6 7 E60 E63 E65 740i 550i 650i 740i Coolant Water Pump Thermostat 7586779

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8676894

BMW 3 Series F30 LCI 330e B48X Radiator Water Coolant Hose Pipe Return 8676894

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 1J0121321B

Audi TT 8N Radiator Water Coolant Expansion Tank Cap Cover 1J0121321B

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. A2129061002

Mercedes W204 W212 Radiator Engine Cooling Fan Shroud Motor 850W A2129061002

€716.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8V0121397A

Audi RSQ3 F3 Engine Water Coolant Hose Pipe Left N/S 2.5 TFSI 8V0121397A

€104.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8601366-1

BMW Mini Cooper F55 F56 F57 Thermostat Valve 11518601366 8601366

€32.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. LR016655

Land Rover Discovery 4 L319 Water Coolant Pump 3.0 9X2Q-8501-AA

€28.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. A2223270044

Mercedes W212 Water Hose Coolant Cooling Pipe Line A2223270044

€37.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 7L0121203F

Volkswagen Touareg 7L Engine Twin Electric Radiator Cooling Fans 7L0121203F

€89.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. A8E0199455F

Audi RS4 B7 Engine Cooling System Guard Plate Cover Bracket Mount A8E0199455F

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 03L130321R

Volkswagen Sharan 7N Fuel Injection Line Pressure Pipe Injector Set 03L130321R

€32.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 94BB-8125-BB

Ford Transit Mk8 Radiator Rubber Mounting Holder Bracket Set x2 94BB-8125-BB

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 7563259

BMW E87 E90 Petrol Complete Set Radiator Fan Housing With Fan 300W 7563259

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 7L0965561L-2

Porsche Cayenne 9PA 3.0 TDI Auxiliary Additional Water Pump 7L0965561L

€28.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 5Q0122101BL

Audi A3 8V 2.0 TDI Water Hose Radiator Coolant Pipe Line Diesel 5Q0122101BL

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 059121065BB

Audi A5 8T Engine Coolant Water Hose Pipe 3.0 TDI V6 059121065

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 5N0121051J

Water Hoses Volkswagen Tiguan 5N 1.6 TDI Radiator Coolant Pipe Line 5N0121051J

€28.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 1K0121367G

Audi TT 8J VW Volkswagen Polo 6R Radiator Mount Support Carrier 1K0121367G

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. A2055019801

Mercedes W205 Coolant Hose Pipe Line A2055019801

€28.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. LR002680

Land Rover Discovery Sport L550 Heater Water Coolant Pipe Hose Set LR002680

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. A2038880090

Mercedes C203 Radiator Grille Front Supporting Bracket Holder A2038880090

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. PCH502400-3

Range Rover L322 Coolant Water Pipe Hose Line 3.6 V8 Diesel PCH502400

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8K0121049AF-1

Audi A4 B8 2.0 TDI Water Coolant Hose Tube Line Pipe 8K0121049AF

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 1K0121205AD-4

Volkswagen Audi Seat Skoda Radiator Fan Cooling Coolant Fan Motor 1K0121205AD

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. LR008863

Range Rover L322 Sport 3.6 TDV8 Engine Coolant Water Pump 6H4Q-8501-DD

€28.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. A2118301396

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

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. M8A2-9A263-AC

Land Range Rover Velar L560 Coolant Hose Tube Line Pipe M8A2-9A268-AC

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 03L121093F

Audi A4 S4 8K A5 S5 8F Auxiliary Coolant Water Pump Bracket Mount 03L121093F

€42.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 03C121121B

Volkswagen Polo 6R Coolant Thermostat Housing Cover 03C121121B

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. A2741880101

Mercedes W204 W205 Engine Oil Cooler Radiator Cooling M274 Petrol A2741880101

€32.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 06J121075F-1

Audi TT 8J A3 8P VW Golf GTI 5K Sharan Coolant Hose Water Pipe Line 06J121075F

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8509990-4

Fan Shroud Mini R55 R56 R57 LCI R60 R61 Engine Cooling Radiator Fan Blades

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 1852229

Ford Focus St-3 Mk3 Engine Coolant Hose Tube Line Pipe CV61-6B851-MC

€28.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. A2465010382

Mercedes W176 W246 OM651 Radiator Water Coolant Hose Engine Cooling A2465010382

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 07K121057-1

Audi RS3 TTRS RSQ3 8U Coolant Hose Pipe 2.5 TFSI Cooling Line 07K121057

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 9800480

Mini Cooper R60 R61 Cooling System Coolant Radiator Water Hose 9800480

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 079121071CF-1

AUDI S5 8T Petrol 4.2 FSI V8 Coolant Hose Rear Engine Water Pipe 079121071CF

€56.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 5C0965567A

Audi A3 8V Additional Water Pump 1.4 Petrol CXSA 5C0965567A

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 05E103495B

VW Volkswagen Golf Mk7 Audi A3 8V Oil Separator Breather 1.5 TSI 05E103495B

€42.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 079121013P

Audi S5 8T Coolant Water Pump Thermostat Assembly 079121013P

€237.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 7541146

BMW E65 E66 740i 750i Radiator Coolant Ventilation Vent Pipe Hose 7541146

€28.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 7647293

Coolant Hose BMW F20 F30 F31 LCI B38 Radiator Cooling Water Pipe Line 7647293

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8509740-2

Radiator Fan BMW F10 F11 Cooling Cooler Shroud Housing 8509740

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 9684589080-2

Peugeot 307 Water Hose Cooling Coolant Pipe Line Connector 1.6 HDI 9684589080

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 1K0122157HH-1

VW Golf Mk6 Skoda Octavia Mk2 Water Hose Coolant Pipe Line 2.0 TFSI 1K0122157HH

€32.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. M8A2-8B504-EC

Range Rover Velar L560 Engine Water Coolant Pipe Hose 2.0 Diesel M8A2-8B504-EC

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. A2820900201

Mercedes W177 Turbocharger Oil Inlet Pipe Hose Line M282 A2820900201

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8K0121049L

Audi A4 B8 Water Hose Radiator Coolant Pipe Line 2.0 TDI 8K0121049L

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 7C0121071B-1

Volkswagen Crafter Mk2 SY Water Coolant Pipe Hose Line 2.0 TDI 7C0121071B

€66.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 1K0121207BB

Audi A3 8P 1.9 TDI BLS Diesel Radiator Fan Cowling Assembly Shroud 1K0121207BB

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 059121075FH

Audi A6 C8 Engine Cooling Coolant Pipe Hose Tube Line 3.0 TDI DDVB 059121075FH

€75.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 03N121497B

Volkswagen Tiguan AD1 Water Coolant Pipe Hose Line 2.0 TDI Diesel 03N121497B

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 9800490

BMW Mini Cooper R60 R61 Cooling System Coolant Radiator Water Hose 9800490

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 2HJ121051K

VW Volkswagen Amarok NF Coolant Cooling Pipe Hose Line Diesel Engine 2HJ121051K

€32.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 5Q0121070AF

Audi A3 8V Water Hose Cooling Coolant Radiator Pipe Line 5Q0121070AF

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

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