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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Water Pipe Mercedes W205 C253 OM651 Engine Cooling Coolant Hose A6512001051

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. 7507971

BMW 7 Series E65 E66 Engine Cooling Radiator Module Carrier Trim Cover

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 7805601

Coolant Hose BMW E70 E71 M57N2 N57 Water Cooling Pipe Radiator 7805601

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. 4G0317818S

Audi A7 4G Oil Pipe Line Tube Hose Automatic Gearbox Transmission 4G0317818S

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 5A1BD89

Mini F55 F56 F60 Radiator Expansion Tank Coolant Bottle Cap Cover Screw 5A1BD89

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2722000901

Water Pump Mercedes W203 M272 Petrol Coolant Circulation A2722000901

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. 7645521

Coolant Hose BMW F45 Mini F60 Petrol B38X Radiator Water Feed Line 7645521

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. 6R0122101N

Volkswagen Polo 6R 1.2 Petrol Coolant Water Hose Pipe Line Radiator 6R0122101N

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A9078304700

Mercedes Sprinter W907 Diesel OM654 Coolant Hose Heating Water Line A9078304700

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. 5Q0145803AD

Skoda Octavia IV VW Golf Mk7 Radiator Intercooler 2.0 TFSI Engine 5Q0145803AD

£170.95

Free delivery: Oct 23 – 30

If paid before 14:00

Part no. 7811780-1

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

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. 05E121111K

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

£37.95

Free delivery: Oct 22

If paid before 14:00

Part no. 7805602

Coolant Hose BMW E70 E71 M57N2 N57 Water Cooling Pipe Radiator 7805602

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. GK21-8260-BB

Ford Transit Connect 2.0 EcoBlue Water Coolant Pipe Hose Line GK21-8260-BB

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2098300196

Mercedes CLK-Class C209 W209 Engine Motor Cooling Coolant Hose Line A2098300196

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 6R0121157

Volkswagen Polo 6R Water Hose Radiator Coolant Pipe Line 6R0121157

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 9802110

BMW Mini Countryman Paceman R60 R61 Radiator Water Pipe Coolant Hose Petrol

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. 1K0122051AP

Audi A3 8P Coolant Water Pipe Hose Line Tube 1K0122051AP

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. 5Q0122101BL

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

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 8K0819332G

Audi A4 B8 2.0 TDI Water Hose Cooling Radiator Coolant Pipe Line 8K0819332G

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 04E121600AL

Water Pump Seat ibiza 6J Audi A3 8V 1.4 TSI Auxiliary Coolant 04E121600AL

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. 6R0122101P

Volkswagen 6R Coolant Water Hose Pipe Line Radiator Cooler 6R0122101P

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 7640508

BMW 1 2 3 4 Series F20 F21 F22 F30 F31 F32 F34 GT F36 MOTOR FAN RADIATOR 300W

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 1K0122051GN

Volkswagen Golf Mk6 2.0 Petrol Water Hose Radiator Coolant Pipe Line 1K0122051GN

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A4475015200

Mercedes Vito W447 OM622 Diesel Water Coolant Pipe Hose A4475015200

£32.95

Free delivery: Oct 22

If paid before 14:00

Part no. 5Q0122101CE

Audi TTS FV Radiator Water Coolant Hose Pipe Tube Line Quick Release 5Q0122101CE

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. 06D121065J

Audi A4 B7 A6 C6 Coolant Hose Line Tube Pipe 2.0 TFSI 06D121065J

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 04L122157BC

Audi A5 8T Heater Water Cooling Coolant Pipe Hose Line 04L122157BC

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. 8W0959455

Radiator Fan Audi A5 F5 Engine Cooling Fan Motor Blades 400W 8W0959455

£170.95

Free delivery: Oct 23 – 30

If paid before 14:00

Part no. 4H0906088AA

Audi A8 D4 Temperature Sensor Diesel Engine Exhaust Gas Sensor Probe 4H0906088AA

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. 06F121111H

Audi A3 S3 8P 2.0 TFSI Coolant Thermostat Housing Unit 06F121111H

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1695000003-1

Mercedes W169 W245 Engine Radiator Air Cooling Unit A1695000704 A1695000503

£42.95

Free delivery: Oct 22

If paid before 14:00

Part no. 7117646

BMW 5 Series E60 E60N E61 E61N E63 E64 Bracket Wash Water Container Top

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 4H0906088AB

Audi A8 D4 Temperature Sensor Diesel Engine Exhaust Gas Sensor Probe 4H0906088AB

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2055011001

Mercedes C205 Bleed Line Radiator Hose Tube Pipe Petrol A2055011001

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. 1611966680

Expansion Tank Citroen Relay Peugeot Boxer 2.0 2.2 Coolant Reservoir 1611966680

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2602004300

Mercedes W177 M260 Petrol Engine Coolant Cooling Hose Pipe Line A2602000300

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. 7N0122073T

Volkswagen VW Tiguan 5N Water Hose Coolant Cooling Tube Pipe Line 7N0122073T

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. 04L121131AD

Audi A5 8T Water Coolant Flange Pipe Hose Line 04L121131AD

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 1703993

BMW E31 E36 E38 E39 E52 E53 E65 Engine Temperature Sensor

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 7645508

Expansion Tank BMW F45 225xe Mini F60 SE ALL4 Coolant Reservoir Bottle 7645508

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. 8593800

Mini F55 B37 Diesel Coolant Hose Expansion Tank Pipe Radiator 4754442

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1728321094

Mercedes R172 OM651 Auxiliary Water Pump Hose Pipe Line Tube A1728321094

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2642002600

Mercedes W205 C238 M264 Engine Coolant Pipe Hose Line A2642002600

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. 03N115389H

Oil Filter Housing Audi A4 B8 A5 8T Q5 8R 2.0 TDI Engine Oil Cooler 03N115389H

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. 8645859-2

BMW F40 X1 F48 Mini F55 F56 Radiator Fan Engine Cooling Fan Housing 850W 8645859

£94.95

Free delivery: Oct 23 – 30

If paid before 14:00

Part no. A1685011325

Mercedes-Benz A-Class W168 Water Coolant Hose Pipe Radiator A1685011325

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 4G0121071N

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

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 6R0121253

Volkswagen Polo 6R Mk5 Engine Coolant Radiator Cooler 1.2 CGPB 6R0121253

£37.95

Free delivery: Oct 22

If paid before 14:00

Part no. 03G906088D

Volkswagen Tiguan 5N Audi A3 8P Exhaust Gas Temperature Sensor 03G906088D

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. 1451534

Ford Transit Connect Mk1 Expansion Overflow Hose Coolant Pipe Line 7T16-8K289-AA

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6421800165

Mercedes W204 W212 Heat Exchanger Oil Cooler OM642 Diesel A6421800165

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. KK21-8C351-BE

Ford Transit Custom 2.0 Diesel Water Hose Engine Coolant Pipe KK21-8C351-BE

£32.95

Free delivery: Oct 22

If paid before 14:00

Part no. 04L965567A

Audi Q3 8U VW Scirocco Mk3 Golf Mk7 Auxiliary Water Pump 2.0 TDI 04L965567A

£32.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6512001902

Coolant Water Pump Mercedes Vito W639 Diesel OM651 Mechanical Pump A6512001902

£37.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2135010525

Water Hose Mercedes W213 C238 C253 Coolant Pipe Line Tube A2135010525

£42.95

Free delivery: Oct 22

If paid before 14:00

Part no. RHD-5WC819021A

Audi A3 8Y 30 TFSI DXDE Air Heater Blower Motor Fan Resistor 5WC819021A

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6402001452

Thermostat Hose Mercedes W169 W245 OM640 Water Coolant Pipe Line A6402001452

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 7545263

BMW Z4 E85 Roadster Cabrio Radiator Cooling Coolant Water Hose 7545263

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. 7843738

Coolant Water Pump BMW F10 M5 F06 F13 M6 S63N Mechanical Pump 7843738

£94.95

Free delivery: Oct 23 – 30

If paid before 14:00

Part no. 8650981

BMW G20 Water Hose Radiator Coolant Cooling Tube Pipe Line 8650981

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2055013482

Mercedes C205 OM651 Diesel Water Coolant Hose Pipe Line Tube A2055013482

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. 1K0121367G

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

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 06J121132G

Audi TT 8J A4 B8 Water Coolant Flange Pipe Hose Line 06J121132G

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. 06D145778C

Audi A4 B7 2.0 TFSI BGB Oil Supply Feed Hose Line Pipe Tube 06D145778C

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. PGK500085

Range Rover Sport L320 Engine Fan Top Cover Shroud Cowl Panel 2.7 V6 PGK500085

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. rhd-A2058350300

Heater Hose Mercedes W205 Heater Matrix Heat Exchanger Pipe Line A2058350300

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. 8514435

Water Hose BMW F20 F30 F31 F10 F11 LCI B47 Coolant Water Pump Pipe Line 8514435

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A4475014200

Mercedes Vito W447 OM622 Diesel Water Coolant Pipe Hose Line A4475014200

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. 079121013P

Audi S5 8T Coolant Water Pump Thermostat Assembly 079121013P

£189.95

Free delivery: Oct 23 – 30

If paid before 14:00

Part no. 06J121075F

Audi TT 8J A3 8P Petrol Coolant Hose Diesel Water Pipe Line Tube 06J121075F

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. 8E0959501L

Audi A4 S4 B7 Radiator Fan Radiator Electrical Module Control Unit 8E0959501L

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. 7788753

Mini One D R50 Diesel Engine W17 Cooling Water Radiator Unit 7788753

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. 4F0121055J

Audi A6 C6 Water Hose Coolant Cooling Tube Pipe Line 4F0121055J

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. 06D121071R

Audi A4 B7 2.0 TFSI BGB Water Coolant Hose Tube Line Pipe 06D121071R

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. 6908340

BMW X5 Series E53 Webasto Auxiliary Heater Exhaust Pipe System 6908340

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 1K0122157HH-1

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

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. 06E121044D

Audi S4 B8 Engine Coolant Pipe Water Hose Line 3.0 TFSI CAKA 06E121044D

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. 7811984

BMW F01 F02 LCI F10 F11 Water Coolant Line Coolant Hose Tube N57N 7811984

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 1K0121205AD-4

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

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. 7186513

BMW F10 F11 F13 F01 Radiator Adapter Bracket Support Mount Left N/S 7186513

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 7831103

Thermostat Housing BMW M3 E46 Z4 M3 E85 E86 Petrol S54 Coolant Line 7831103

£61.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6398306315-2

Heater Hose Mercedes Vito W639 Water Coolant Return Pipe Diesel A6398306315

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. 6917700-1

BMW 5 6 SERIES E60 E61 E63 E64 LCi Additional Water Pump Bracket Holder 6922647

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 7635794

Coolant Hose BMW F20 F30 LCI B38 Water Cooling Pipe Radiator 7635794

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 9329654

Water Hose BMW F30 LCI B48X 330e Coolant Cooling Pipe Line Hose 9329654

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. 5Q0121109S

Audi A3 8V Water Coolant Engine Cooling Flange Pipe Hose Line 5Q0121109S

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 1K0959455DG

Seat Leon 1P VW Golf Mk5 Engine Radiator Coolant Fan Motor 2 Pin 1K0959455DG

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. 7596835

Coolant Hose BMW F20 F21 F30 N13 Engine Cooling Water Pipe Line 7596835

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 7508012

BMW 7 Series E65 E66 E67 Petrol Engine Cooling Radiator Vent Pipe 7508012

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. 7558267

Thermostat Radiator BMW X5 E70 M57N2 N62N Valve Unit X6 E71 7558267

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 03L121157AQ

Audi A4 B8 A5 8T 2.0 TDI Water Hose Cooling Radiator Pipe Line 03L121157AQ

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 210474640R-1

Renault Trafic III Opel Vivaro B 1.6 DCi Thermostat Coolant Housing 210474640R

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A9065010682

Mercedes-Benz Sprinter W906 Diesel Radiator Water Coolant Pipe Hose A9065010682

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 06K121085M-1

Audi VW Seat Petrol Water Pipe Engine Coolant Hose Line 2.0 TFSI 06K121085M

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. 8571617

Coolant Hose BMW X3 F25 18dX 20dX Diesel Heater Water Pipe Line Hose 8571617

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. 1465175

Ford Transit Connect Mk1 Turbocharger Oil Pipe Line 1.8 TDCI 1S4Q-6K679-BC

£37.95

Free delivery: Oct 22

If paid before 14:00

Part no. 7634563

BMW F45 Mini Countryman F60 Water Cooler Coolant Radiator B38X Engine 7634563

£104.95

Free delivery: Oct 23 – 30

If paid before 14:00

Part no. 9671124980-1

Water Hose Peugeot Partner Citroen Berlingo 1.6 HDI Coolant Pipe Line 9671124980

£13.95

Free delivery: Oct 22

If paid before 14:00

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