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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Porsche Cayenne 92A Water Coolant Pipe Hose Line 3.0 TFSI 95810645900

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. A6512032282

Mercedes W204 W212 OM651 Engine Water Pipe Cooling Coolant Hose A6512032282

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 7800048

Thermostat BMW E60 LCI E81 E87 LCI E90 Diesel N47 Water Pump Connector 7800048

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 7P0815984

Porsche Cayenne S 92A VW Touareg 7P Coolant Pipe Hose Line Tube 7P0815984

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 8369805

BMW 3 X3 Series E46 E83 Engine Cooling System Coolant Water Valve 8369805

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 2751341

Radiator Bracket Mini R55 R56 R57 R58 R59 R60 R61 Mounting 2751341

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 8642560-2

BMW X3 G01 G20 G30 Petrol Cooling Module Servo Motor Thermostat Pump 8642560

€32.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 4H0121003N

Audi A4 RS4 B8 Engine Cooling Double Coolant Fan Motor Shroud 4H0121003N

€137.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. A2822009500

Mercedes C118 W177 Water Coolant Pipe Hose Line Tube M282 A2822009500

€75.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 8R0121081N

Audi A4 B8 A5 8T Radiator Water Coolant Pipe Hose Pipe Line 2.0 TFSI 8R0121081N

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 03L201360G

Volkswagen Tiguan 5N Fuel Injection Line Pressure Pipe Rail Injector 03L201360G

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. A6395014382

Mercedes-Benz Vito W639 Engine Radiator Water Coolant Hose Pipe A6395014382

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. A6422000056

Mercedes W164 OM642 Engine Coolant Flange Connector Hose A6422000056

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 03C121070M

Audi A1 8X Water Pipe Hose Line Engine Cooling Coolant Unit Hose 03C121070M

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 03G145771J

Audi A3 8P 1.9 TDI BLS Diesel Turbo Feed Oil Pipe Line Inlet Hose 03G145771J

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 04L121070D

Audi A3 8V 2.0 TDI Diesel Water Coolant Hose Pipe Tube Line 04L121070D

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 04E103474G

Audi A3 8V Tank Crankcase Breather Vent Pipe Line 04E103474G

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 8N0122101A

Audi A3 8P TT 8N Coolant Hose Water Pipe Flange Coupler 1.8 2.0 TFSI 8N0122101A

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 8K0121030K

Audi A4 B8 Water Hose Radiator Coolant Pipe Line 1.8 2.0 Petrol 8K0121030K

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 6C0129635B

Audi S1 8X Air Filter Connector Pipe Hose Line 2.0 TFSI CWZA 6C0129635B

€37.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 06K121075Q

Audi S3 8V Water Hose Cooling Coolant Radiator Pipe Line 06K121075Q

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. A1725014582

Mercedes SLK250 CDI R172 OM651 Cooling Water Return Pipe Hose Line A1725014582

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 04L121026L

Volkswagen Transporter T6 Thermostat Coolant Housing 2.0 TDI CXGB 04L121026L

€37.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 6G91-8C607-PE

Ford Kuga Mk1 C394 Radiator Cooling Fan Shroud Diesel Engine 6G91-8C607-PE

€28.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. A2048300996

Water Hose Mercedes W204 W212 Engine Cooling Radiator Coolant Pipe A2048300996

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. FPLA-8D033-CA

Range Rover Sport L494 Water Coolant Cooling Hose Pipe 3.0 Diesel FPLA-8D033-CA

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. K8D2-8C481-BA

Range Rover Evoque L551 Discovery L550 Coolant Hose Pipe Line 2.0 K8D2-8C481-BA

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 5N0121065

Volkswagen Tiguan 5N Water Pipe Hose Coolant Cooling Line 5N0121065

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. A6398328823

Mercedes Vito W639 Heater Feed Hose Water Line Pipe OM642 Diesel A6398328823

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 4H0121088AD

Audi A8 4H Expansion Bottle Tank Radiator Hose Line Tube Pipe 4H0121088AD

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 6R0122109G

Coolant Hose VW Polo 6R Seat Ibiza 6J 1.2 TSI Petrol CBZB Water Line 6R0122109G

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 6C1Q-8A586-AC

Ford Transit Mk7 TDCi Thermostat Coolant Housing Diesel 6C1Q-8A586-AC

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 8K0819334AP

Audi S5 8T 3.0 TFSI Coolant Water Hose Line Tube Pipe 8K0819334AP

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 1919688

Ford Ranger Lim Engine Radiator Fan Clutch 2.2 Diesel EB3G-8C617-BD

€142.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 7P0965561

Audi Q7 4L 3.0 TDI BUG Additional Auxiliary Water Coolant Pump 7P0965561

€32.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 8K0819332G

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

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 8W0145919K

Audi A5 F5 Water Coolant Hose Line Pipe Tube 8W0145919K

€28.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. KK31-18K579-AD

Ford Transit Mk8 Water Coolant Hose Pipe 2.0 EcoBlue Diesel KK31-18K579-AD

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 8W0122449AS

Audi S4 B9 S5 B9 3.0 TFSI Petrol Water Hose Radiator Coolant Pipe 8W0122449AS

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. A2602000400

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

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 1848122

Ford Focus Mk3 Radiator Hose Coolant Tube Line Pipe 1.6 Petrol BV61-8286-BA

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. C1B1-18K579-AD

Ford Fiesta Mk7 Heater Coolant Preasure Hose Pipe Tube Line C1B1-18K579-AD

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. A4478320015

Mercedes Vito W447 Diesel Coolant Hose Heater Water Line Hose A4478320015

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 9884825

BMW G20 LCI G21 LCI G22 Engine Return Coolant Hose Pipe Tube Line 9884825

€51.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 7823890

Water Hose BMW X5 E70 LCI X5 F15 X6 F16 Diesel Cooling Radiator Pipe 7823890

€32.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 7805310

BMW 1 3 X1 Series E81 E82 E87 E87N E88 E90 E90N E91 Rubber Mounting Radiator

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. A6462001115

Mercedes C W203 OM646 Diesel Engine Cooling Thermostat Housing A6462001115

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 9802099-2

Mini Countryman R60 Paceman R61 Coolant Water Cooling Hose Pipe Line 9802099

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 8654830

BMW G20 Water Coolant Pipe Hose Hose Line B48D Petrol 8654830

€94.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 2354043

BMW E46 M47N Radiator Mount Bracket Carrier Mounting Plate 2354043

€23.95

Free delivery: Nov 10 – 16

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: Nov 10 – 16

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: Nov 10 – 16

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: Nov 10 – 16

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: Nov 10 – 16

If paid before 14:00

Part no. 04L121111

Audi A3 8V Thermostat Coolant Housing Valve 04L121111

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 05C121070A

Volkswagen Golf Mk8 Water Coolant Pipe Hose Line 1.0 TSI DLAA Petrol 05C121070A

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. Q0003127V010000000

Smart Fortwo C450 Radiator Fan Engine Cooling Shroud Q0003127V010000000

€47.95

Free delivery: Nov 10 – 16

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: Nov 10 – 16

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: Nov 10 – 16

If paid before 14:00

Part no. A6398300416

Water Pipe Mercedes Vito W639 Cooling Radiator Coolant Hose Line A6398300416

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. A2602004400

Mercedes W177 Heater Radiator Coolant Pipe Hose A2602004400

€66.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. A4478323723-

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

€23.95

Free delivery: Nov 10 – 16

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: Nov 10 – 16

If paid before 14:00

Part no. 8V218K218

Ford Fiesta MK7 Expansion Tank Cooling Fluid Bottle Reservoir 8V218K218

€23.95

Free delivery: Nov 10 – 16

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: Nov 10 – 16

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: Nov 10 – 16

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: Nov 10 – 16

If paid before 14:00

Part no. 05E121111K

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

€42.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. A2712002552

Water Pipe Mercedes W204 M271 Engine Cooling Radiator Coolant Hose A2712002552

€37.95

Free delivery: Nov 10 – 16

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: Nov 10 – 16

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: Nov 10 – 16

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: Nov 10 – 16

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: Nov 10 – 16

If paid before 14:00

Part no. Q0003007V005000000

Smart Fortwo C450 Intercooler Charge Air Cooler Radiator Q0003007V005000000

€32.95

Free delivery: Nov 10 – 16

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: Nov 10 – 16

If paid before 14:00

Part no. A2045010782

Water Pipe Mercedes W204 OM642 Engine Cooling Radiator Coolant Hose A2045010782

€23.95

Free delivery: Nov 10 – 16

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: Nov 10 – 16

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: Nov 10 – 16

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: Nov 10 – 16

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: Nov 10 – 16

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: Nov 10 – 16

If paid before 14:00

Part no. 2284601

BMW 3 4 Series F80 M3 F82 F83 M4 Radiator Expansion Coolant Tank Bottle 2284601

€32.95

Free delivery: Nov 10 – 16

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: Nov 10 – 16

If paid before 14:00

Part no. 95810648200

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

€23.95

Free delivery: Nov 10 – 16

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: Nov 10 – 16

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: Nov 10 – 16

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: Nov 10 – 16

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: Nov 10 – 16

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: Nov 10 – 16

If paid before 14:00

Part no. 7558480

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

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 8870305360

Toyota Avensis T270 Air Con Conditioning Pipe Hose Line A/C 8870305360

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. 8W0122101AL

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

€23.95

Free delivery: Nov 10 – 16

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: Nov 10 – 16

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: Nov 10 – 16

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: Nov 10 – 16

If paid before 14:00

Part no. 1J0121321B

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

€23.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. A6542034000

Coolant Pipe Mercedes W213 Diesel OM654 Oil Cooler Feed Coolant Hose 6542034000

€32.95

Free delivery: Nov 10 – 16

If paid before 14:00

Part no. A2129061002

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

€716.95

Free delivery: Nov 10 – 16

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: Nov 10 – 16

If paid before 14:00

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