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 G11 G30 G31 Engine Water Coolant Feed Hose Pipe Tube Line 2.0 Petrol 9308346

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 8091174

Coolant Pipe BMW X3 M F97 X4 M F98 Turbocharger Flow Line Hose Pipe 8091174

€94.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. AG91-8286-DB

Ford S-Max Galaxy Mk2 Radiator Hose Pipe Line AG91-8286-DB

€28.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 2645271

Ford Fiesta Mk8 Focus Mk4 ST Coolant Water Pump Unit HX7G-8501-AA

€56.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 04B121064

Volkswagen VW Polo 6C Water Coolant Pipe Hose Line 1.4 TDI Diesel 04B121064

€47.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 06K103495BL

Audi A3 8V A4 B9 Engine Oil Separator Breather Petrol 2.0 TFSI DNUE 06K103495BL

€37.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 4H2Q8592BE

Land Rover Range Sport L320 3.0 D Water Hose Coolant Pipe Line 4H2Q8592BE

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 9187285

BMW 5 Series F10 F11 Set Triple Pipe Heater Radiator 9187285

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 06K121075AS

VW Polo 6C GTI Audi S1 8X 1.8 2.0 TFSI Water Coolant Pipe Hose Line 06K121075S

€32.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 7541077

BMW Z4 E85 Roadster Cabrio Radiator Cooling Coolant Water Hose 7541077

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 7056235

Seat Ventilation BMW F90 G30 G31 G32 GT Front Seat Cooling Blower Fan 7056235

€28.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5Q0121599AA

Audi A3 S3 8V Auxiliary Water Pump Coolant Circulation Cooling Unit 5Q0121599AA

€66.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. AL3Q-9K478-DB

Range Rover Vogue L405 Thermostat Housing 4.4 SDV8 Diesel AL3Q-9K478-DB

€85.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 8571613

Coolant Hose BMW X3 F25 Engine Cooling Pipe Line N47N 18d 20dX 8571613

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 8V0121109

Audi A3 RS3 8V 8Y Water Coolant Hose Pipe Hose Line 2.5 TFSI 8V0121109

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. A6511801065

Mercedes C117 W176 Heat Exchanger Oil Cooler A6511801065

€28.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. A2782000651

Mercedes W212 M157 Water Coolant Feed Pipe Hose Line A2782000651

€37.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. A2762000452

Water Hose Mercedes W204 W212 Radiator Coolant Feed Tube Pipe Line A2762000452

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 4F0121251Q

Audi A6 C6 2.0 TDI Engine Cooling Radiator For Manual Gearbox 4F0121251Q

€47.95

Free delivery: Aug 7 – 11

If paid before 14:00

Part no. A2712002452

Water Pipe Mercedes W204 M271 Engine Cooling Coolant Feed Hose A2712002452

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5A5AE00

BMW F70 F74 X1 U11 X2 U10 Coolant Hose Pipe Line Return 5A5AE00

€56.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5Q0121058AD

Skoda Octavia Mk4 Audi S3 8Y Water Coolant Pipe Hose Line 2.0 TFSI 5Q0121058AD

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. A6510902041

Bracket Mercedes W176 W246 OM651 Intake Manifold Actuator Throttle Body Mount

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 94810635505

Porsche Cayenne Turbo 92a Engine Coolant Pipe Hose Line Channel 94810635505

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 7514404

BMW Z4 Series E85 Cooling System Water Hose Pipe 7514404

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. A1645280382

Mercedes W164 Air Intake Hose Intercooler Charge Pipe Line Diesel A1645280382

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. A2474703601

Mercedes W177 Fuel Tank Holder Bracket Mounting A2474703601

€23.95

Free delivery: Aug 7 – 11

If paid before 14:00

Part no. 7P6121070AK

VW Volkswagen Touareg 7P Gearbox Coolant Pipe Hose Tube 3.0 Diesel 7P6121070AK

€32.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 251004A200

Hyundai H-1 Engine Coolant Water Pump Cooling Unit 2.5 CRDI Diesel 25100-4A200

€42.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 06D121497A

Audi A4 B7 Turbocharger Water Coolant Pipe Hose Line 2.0 TFSI 06D121497A

€28.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 04B145735C

VW Volkswagen Polo Mk5 Turbocharger Oil Return Pipe Line 1.4 Diesel 04B145771L

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 99610662601

Porsche Boxster 986 Coolant Radiator Return Hose Line Tube Right O/S 99610662601

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5WA122157AC

Skoda Octavia VR Audi TT A1 VW Golf Engine Water Coolant Pipe Hose 5WA122157AC

€56.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. A2702032902

Water Pipe Mercedes C117 W176 W246 M270 Coolant Hose Line A2702032902

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 8515510

Hose BMW X5 F15 N47 N57 Diesel Coolant Expansion Tank To Radiator Line 8515510

€32.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. YC1Q-8A582-AC

Ford Transit MK6 2.4 Tdci Coolant Hose Cooling Water Line YC1Q-8A582-AC

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 94810605176

Porsche Cayenne 92A 4.8 V8 Water Coolant Pipes Hoses Lines 94810605176

€70.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. A9065010503

Mercedes-Benz Sprinter W906 Coolant Expansion Tank Reservoir Bottle A9065010503

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5N0121064H

Audi Q3 8U Volkswagen Tiguan 5N Coolant Hose Metal Pipe Radiator 5N0121064H

€37.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. A6512003202-2

Water Hose Mercedes Sprinter W910 OM651 Heater Coolant Pipe Part A6512030200

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. A1725011800

Mercedes R172 Engine Radiator Coolant Hose Pipe A1725011800

€28.95

Free delivery: Aug 7 – 11

If paid before 14:00

Part no. 5183178

Ford DS78-8260-BC

€56.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 03P121111D

Seat Ibiza 6J CFWA Diesel Engine Thermostat Housing Cover 03P121111D

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5Q0122101S

VW Golf Mk7 Audi A3 8V Water Hose Radiator Coolant Pipe Line Diesel 5Q0122101S

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 8670666

BMW X3 G01 X4 G02 B58D Water Hose Coolant Radiator Pipe Line 8670666

€80.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5Q0121109S

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

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. A6512000615

Mercedes Sprinter W906 OM651 Coolant Thermostat Housing A6512000615

€32.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. A2312705601

Mercedes R231 Engine Oil Line Hose Line Tube Right O/S M276 Petrol A2312705601

€61.95

Free delivery: Aug 7 – 11

If paid before 14:00

Part no. 4G0122101AE

Water Hose Audi A4 B8 A6 C7 2.0 TDI Cooling Radiator Pipe Line 4G0122101AE

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 8513842

BMW F10 F20 LCI F30 F32 B47 Engine Cylinder Head Mounting Holder Loop 8513842

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 7598496

Coolant Hose BMW F10 F11 F07GT Petrol N55 Thermostat Inlet Pipe 7598496

€32.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5N0121447Q

Audi Q3 8U Water Coolant Pipe Hose Line 2.0 TDI 5N0121447Q

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 7P0820721D

VW Volkswagen Touareg 7P A/C Air Conditioning Hose Pipe Line Tube 7P0820721D

€42.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 7644809

BMW F20 F22 F30 F32 LCI B48 Engine Block Water Coolant Pump Support Holder

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. A9065012982

Radiator Hose Mercedes Sprinter W906 Diesel Water Cooling Pipe A9065012982

€28.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. A0041539728

Mercedes W203 W204 W211 W212 W639 Coolant Temperature Sensor A0041539728

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 6Q0122051BP

Volkswagen VW Polo 9N 1.2 Water Hose Radiator Coolant Pipe Line 6Q0122051BP

€32.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 2S4Q8594AB

Ford Transit Connect 1.8 TDCi Thermostat Coolant Housing Diesel 2S4Q-8594-AB

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 059906088A

Audi A5 8T 3.0 TDI CCWA Diesel Exhaust Gas Temperature Sensor 059906088A

€28.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. LR072032-1

Land Rover Discovery Sport L550 Engine Coolant Hose Tube Line Pipe S0000379

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. A6402000420

Mercedes W169 Water Pump Bearing Housing Engine Cooling A6402000420

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 06H145771

Audi A4 B8 Turbocharger Oil Feed Tube Pipe Line Hose 1.8 TFSI Petrol 06H145771

€32.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 04L121071E

Audi A3 8V VW Golf Mk7 Thermostat Housing Coupling 2.0 TDI 04L121071E

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 94810602752

Porsche Cayenne 92A Turbo Turbocharger Coolant Water Pipe Hose 94810602752

€61.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 2293431

Ford Transit Connect Mk2 Engine Cooling Radiator Hose Tube Line Pipe 2293431

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. A2712000201

Mercedes-Benz C-Class W203 M271 Petrol Engine Coolant Water Pump A2712000201

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 04L122157S

Volkswagen Tiguan 5N Passat Audi Q2 Q3 Water Coolant Hose Pipe Line 04L122157S

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 05L121011D

Audi A4 B9 Volkswagen Arteon 3H Engine Coolant Water Pump 2.0 TDI 05L121011D

€142.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. BK3Q8K512BA

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

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. A6541410040

Mercedes W907 Intercooler Charge Air Cooler Bracket Holder Support A6541410040

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 1462573

Ford Focus Mk2 Cooling Pipe Thermostat 2.0 Petrol 1S7G-8K556-AJ

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 6R0121070G

VW Volkswagen Polo GTI 6R 1.4 Petrol Engine Coolant Pipe Hose Line 6R0121070G

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. A9068322223

Mercedes W906 OM646 Water Coolant Heater Return Hose Pipe Tube Line A9068322223

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5Q0121064AR

Volkswagen VW Golf Mk7 Audi A3 8V Engine Coolant Pipe Hose Line 5Q0121064AR

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. A2049066802-4

Mercedes C117 W204 W212 C218 Radiator Blower Cooling Coolant Fan A2049066802

€51.95

Free delivery: Aug 7 – 11

If paid before 14:00

Part no. 8670673

BMW X3 G01 X4 G02 M40iX B58D Water Coolant Hose Pipe Line 8670673

€37.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. A6422002001

Mercedes W212 Water Pump Diesel Engine Coolant Pump A6422002001

€28.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. A6512000151

Mercedes Sprinter W906 OM651 Diesel Engine Coolant Water Pump Line A6512000151

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 1802997

Ford Kuga Mk1 Cooling System Coolant Water Pipe Hose 2.0 Diesel AV61-8C351-BC

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 7799748

BMW 5 Series E60 E61 LCI Radiator Engine Cooling Coolant Water Hose 7799748

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 9367391

Water Hose BMW F45 225xe Mini F60 SE ALL4 B38X Coolant Pipe Line 9367391

€32.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. A2702033003

Coolant Line Mercedes W176 Petrol M270 Water Pump Pipe Hose A2702033003

€28.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5A0C591

BMW U06 X1 U11 Coolant Expansion Tank Shutoff Valve Pipe Hose Line B38X 5A0C591

€56.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 8580759

BMW G20 G21 G30 Transmission Oil Cooler Line Hose Cooling Pipe 8580759

€37.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 7789590

Water Coolant Hose BMW E87 E90 Return Pipe Line 118d 120d 318d 320d 7789590

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. A6398321023

Mercedes Vito Viano W639 OM646 Coolant Hose Water Pipe Line A6398321023

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 8602617

BMW G30 Electric Coolant Water Pipe Hose Tube Line 2.0 Petrol Hybrid 8602617

€42.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 9826074680

Citroen Relay 35L III Oil Filter Cooler Housing Cover Diesel Engine 9826074680

€113.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 6913398

BMW E65 E66 E67 Triple Pipe Heater Radiator Set 6913398

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 1K0122101KN-3

Volkswagen VW Scirocco Mk3 Engine Radiator Coolant Hose Pipe Line 1K0122101KN

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5WA121447

Skoda Octavia VR Engine Cooling Coolant Hose Tube Pipe Line 5WA121447

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 7797957

BMW 1 3 E81 E87 E90 LCI N47 F20 F30 N47N Temperature Sensor Coolant 7797957

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 7580969

Coolant Hose BMW F10 F12 F13 F07Gt Petrol N55 Engine Cooling Water Line 7580969

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 1475574

BMW Mini Cooper S R52 R53 W11 Petrol Radiator Coolant Pipe Hose 1475574

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5Q0121070BR-1

Audi A3 8V 2.0 TFSI Water Hose Engine Coolant Cooling Pipe Line 5Q0121070BR

€42.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. A6398321093

Mercedes Vito Viano W639 OM646 Coolant Hose Water Pipe Cooling Line A6398321093

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 7823945

Temperature Sensor BMW F07 F10 535d F01 740d N57S Diesel Exhaust Gas 7823945

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 7593838

Radiator Mount BMW X3 F25 X4 F26 Bracket Module Carrier Cover 7593838

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 4F0121403N

Audi A6 C6 Coolant Expansion Tank Reservoir Bottle Fluid Tank 4F0121403N

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

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