What is the construction and purpose of cooling system hoses and pipes?

Cooling system hoses and pipes are coolant circuit elements installed between the engine, radiator, thermostat, heater core, and expansion tank. A typical hose consists of an inner layer resistant to fluid, a reinforcing layer, and an outer cover protecting against temperature and material aging. Depending on the mounting location, it can take the form of a flexible hose or a rigid plastic or metal section.

What are cooling system hoses and pipes used for?

Cooling system hoses and pipes are used to route coolant through the entire system and maintain the proper engine operating temperature. They are responsible for connecting subassemblies, circuit tightness, and the proper transfer of fluid to the radiator, heater core, and water pump. Their failure can cause leaks, air in the system, and disruption of fluid circulation.

What is the construction and function of a cooling system connector?

A cooling system connector is a connection point to which a hose or pipe transporting coolant is attached. It can be part of the thermostat housing, radiator, cylinder head, or another subassembly and usually works with a gasket, clamp, or quick-connector. Its task is to maintain a tight and stable connection in places where pressure and temperature changes occur.

How to choose cooling system hoses and pipes for a specific car version?

It is best to compare the OEM part number, hose path, end diameters, and type of connectors. It is also worth checking the engine version, fuel type, production year, mounting location, and any interchangeable numbers. For used parts, the completeness of brackets, vents, and branches also matters.

What symptoms indicate wear of cooling system hoses and pipes?

The most common signs are coolant leaks, traces of moisture at connections, swollen material, cracks, or a hose structure that is too soft. In practice, fluctuations in engine operating temperature, gurgling, and sediment traces near clamps may also appear. Such symptoms should be checked along with fluid levels and connection tightness.

How to care for cooling system hoses and pipes after installation?

After installation, it is worth checking the hose routing, tightening of clamps, and lack of contact with hot or moving engine compartment elements. It is also important to check the coolant level and system venting after the first start. Regular inspections help to quickly detect leaks, abrasions, and material deformation.

Cooling system hoses and lines

At Global Parts, we offer a wide selection of original used car parts, including cooling system hoses and lines for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen, and others. The cooling system hoses and lines we offer are quality-controlled, ensuring you receive a top-quality product.

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Audi A4 B7 Water Coolant Flange Pipe Hose Line 2.0 TFSI 06D121133C

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 2377793

Ford Focus St-3 Mk3 Engine Thermostat Hose Tube Line Pipe AG9E-8A582-AD

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 3427951

BMW X3 E83 LCI Cooling System Radiator Water Hose Pipe 3.0sd M57N2 3427951

€51.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 4G0145909B

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

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. GX73-13A840-AA

Jaguar Xf X260 Diesel Coolant Hose Tube Pipe Temperature Sensor GX73-13A840-AA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 80A121400B

Audi Q5 FY Water Hose Cooling Coolant Radiator Pipe Line 80A121400B

€47.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 03L121157Q

Audi Q3 SE Water Hose Cooling Coolant Radiator Pipe Line Hose 03L121157Q

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 95510656400

Porsche Cayenne 9PA Coolant Pipe Hose Line 95510656400

€42.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 5Q0122058G

Skoda Superb 3V VW Golf MK7 Audi Water Coolant Hose Pipe Line 5Q0121064AD

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. M8A2-8286-BD

Land Rover Velar L560 Jaguar F-Pace Water Coolant Hose Pipe 2.0 D M8A2-8286-BD

€51.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8053469

BMW X3 F97 X4 F98 Coolant Water Pump Hose Line Flow Electric Drive 8053469

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8515235

Coolant Hose BMW F10 F11 LCI N57Z Turbo Cooling Water Pipe Line 8515235

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2055018984

Mercedes W205 Water Pipe Radiator Cooling Coolant Hose A2055018984

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9660660580

Water Hose Citroen Berlingo Peugeot Partner 1.6 HDI Coolant Pipe Line 9660660580

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 5Q0122051EG-1

Volkswagen Golf R Mk7 Audi S3 8V Coolant Pipe Hose Line 2.0 TFSI DJH 5Q0122051EG

€56.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 3449414

BMW X3 E83 3.0sd M57N2 Radiator Water Pipe Coolant Hose Line 3449414

€37.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 4G0145910B

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

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 04E122447M

Audi Q3 8U Coolant Hose Tube Line Pipe 04E122447M

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2465010282

Water Pipe Mercedes C117 W176 W246 M270 Radiator Coolant Hose Line A2465010282

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7584405

Coolant Hose BMW F10 N63 Expansion Tank To Air Charge Intercooler Line 7584405

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2045012782

Mercedes W204 C207 W212 Water Coolant Pipe Hose Line M272 A2045012782

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9896567

BMW U06 U10 U11 F70 F74 Mini F66 Engine Coolant Hose Tube Line Pipe 7800686620

€42.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 079121036C

Audi RS4 RS5 B8 8T Engine Coolant Hose Pipe 4.2 V8 CFSA 079121036C

€37.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2039975582

Mercedes-Benz C-Class W203 Power Steering Pipe Hose Line A2039975582

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2055061235

Mercedes W205 Water Hose Radiator Coolant Cooling Pipe Line A2055061235

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7838756

BMW M3 E46 Z4 M3 E85 E86 Petrol S54 Coolant Return Pipe Water Line 7838756

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. AH22-8D010-AC

Land Range Rover Sport L320 Water Coolant Pipe Hose Tube Line AH22-8D010-AC

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2055019200

Mercedes W205 C300de Hybrid Water Coolant Pipe Hose Line A2055019200

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. LR114275

Land Rover Discovery Sport L550 Water Coolant Pipe Hose Line G4D3-8A594-BD

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. GK21-8286-BE

Ford Transit Custom Radiator Hose Engine Cooling Line Pipe Tube GK21-8286-BE

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9124076

BMW E81 E87N E90 E91 Cooling Coolant Radiator Water Hose Pipe 9124076

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2208324494

Mercedes C215 W220 Heating Water Return Pipe Hose Line Petrol Engine A2208324494

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8511760

Coolant Hose BMW F10 F11 LCI Cooling Water Pipe Line 8511760

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2215010282

Mercedes W221 Water Hose Radiator Coolant Cooling Pipe Line A2215010282

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 04L122157BH

Audi A5 8T A6 C7 Engine Water Coolant Pipe Hose Line 2.0 TDI 04L122157BH

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 4G2819350K

Audi A7 4G Heater Radiator Hose Line Pipe 4G2819350K

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8K1819376D

Audi A4 B8 8K A5 8T Petrol Engine Water Coolant Pipe Hose Line 8K1819376D

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 079121081B

Audi S7 4G 4.0 TFSI Coolant Hose Engine Water Pipe Front Upper 079121081B

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 1771300

Ford Transit Mk8 Water Coolant Pipe Hose Line 2.2 TDCI Diesel CK2Q-9F476-AA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 4C1Q8B555AA

Ford Transit Mk7 Coolant Hose Water Cooling Line Pipe 4C1Q8B555AA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. PEH500122

Land Rover Sport L320 Velar L560 Coolant Hose Pipe Line PEH500122

€37.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 1K0122109

Audi A3 8P Water Hose Cooling Coolant Pipe Line 1K0122109

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 2179140

Ford Kuga C520 Radiator Water Coolant Connector Pipe 1.5 EcoBoost DS7G-8K556-CD

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A6542032500

Mercedes W205 W213 X253 OM654 Turbocharger Cooling Pipe Hose Line A6542032500

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8576551

BMW G01 B57 Coolant SCR Metering Line Module Thermostat Pipe Hose Tube 8576551

€37.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 1K0122447FB

Volkswagen Golf Mk5 Touran Mk1 Radiator Coolant Water Hose Pipe 1K0122447FB

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8833572

BMW i4 G26 Battery Cooling System Accumulator Coolant Connector Flange 8833572

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6C1Q8K512AB

Ford Transit Mk7 2.4 TDCI Water Hose Engine Cooling Coolant Pipe 6C1Q8K512AB

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. CPLA-18C266-AB

Range Rover L405 Water Coolant Hose Pipe Line 4.4 Diesel CPLA-18C266-AB

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. CPLA-8260-CD

Range Rover Sport L494 Engine Coolant Hose Pipe Line 3.0 Diesel CPLA-8260-CD

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A1775017301

Mercedes W177 A35 AMG M260 Coolant Hose Radiator To Water Pump A1775017301

€104.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 5N0122051BG

Audi Q3 8U Coolant Hose Tube Pipe Line 5N0122051BG

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. EH22-18B402-AA-1

Land Rover Discovery 3 L319 Water Coolant Heater Pipe Hose Line EH22-18B402-AA

€66.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 06K121075Q

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

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8514072

BMW F15 Engine Cooling Coolant Hose Pipe Line Tube 8514072

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 03L121131AA

Volkswagen Golf Mk6 Caddy 1.6 TDI Engine Water Coolant Pipe Hose 03L121131AA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2223270044

Mercedes W212 Water Hose Coolant Cooling Pipe Line A2223270044

€37.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A6422030682-1

Mercedes W212 Coolant Hose Pipe Line OM642 Diesel Engine A6422030682

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8584831

BMW F40 F48 Mini F56 Coolant Hoses Radiator Water Cooling Pipes Diesel 8584831

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 5N0122157BE

Audi Q3 8U Coolant Hose Tube Line Pipe Quick Release Coupling 5N0122157BE

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8634283

BMW F20 F30 F31 LCI Petrol Engine Water Coolant Pipe Hose 8634283

€42.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 079121096T

Audi A5 S5 8T Oil Cooler Coolant Pipe Hose Tube Line 079121096T

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 057121083S

Audi A8 D4 Water Cooling Coolant Pipe Hose Line Tube 4.2 TDI Diesel 057121083S

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2118328494

Water Hose Mercedes W211 C219 Heater Coolant Pipe A6512030200

€37.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 1K0121096AT

VW Volkswagen Touran 1T 1.4 TSI Radiator Coolant Hose Line Tube Pipe 1K0121096AT

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. MU5A-8C505-AC

Ford Transit Custom Mk2 Water Coolant Control Valve Unit MU5A-8C505-AC

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8513609

BMW 1 Series F20 N47N 116d ed Radiator Coolant Return Hose Water Pipe 8513609

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. BK21-8286-BK-3

Ford Transit Custom Mk8 Water Coolant Hoses Pipes 2.2 TDCi Diesel BK21-8286-BG

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 5N0122101AP

Audi Q3 8U Coolant Hose Tube Line Pipe 5N0122101AP

€56.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2058300002

Coolant Pipe Mercedes W205 Stationary Heater Return Line To Circulation Pump

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2602003600-1

Mercedes W177 Engine Coolant Hose Line Tube Pipe M260 Petrol A2602003600

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A4475014900

Mercedes Vito W447 OM622 Diesel Coolant Hose Water Pipe Line A4475014900

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8514063

BMW F15 F20 F21 F22 F23 F30 F32 Turbocharger Coolant Pump Hose Tube Line 8514063

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. KK31-8A365-AB

Ford Transit Mk8 Expansion Tank Overflow Pipe Hose Line KK31-8A365-AB

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 1373132

Ford Transit Mk7 Water Coolant Pipe Line Manifold Housing 2.4 TDCI 6C1Q-8K520-AB

€23.95

Free delivery: Nov 10 – 13

If paid before 14:00

Part no. 8K0121055

Audi S5 8T 4.2 FSI CAUA Bottom Radiator Coolant Pipe Hose Line 8K0121055

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A970354157233

Mercedes W205 Water Coolant Pipe Hose Line A970354157233

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 5N0122073L

Audi A3 8P Q3 8U Water Hose Cooling Radiator Coolant Pipe Line 5N0122073L

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2125019482

Mercedes W212 Coolant Hose Diesel OM651 Expansion Tank Radiator Line A2125019482

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 80A819350AP

Audi Q5 FY Water Coolant Pipe Hose Line 2.0 TDI Diesel 80A819350AP

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 5N0122109D

VW Volkswagen Sharan 7n Tiguan 5N Coolant Hose Tube Line Pipe 5N0122109D

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6909237

BMW Z4 Series E85 Air Conditioning Hose Pipe Dryer Expansion Valve 6909237

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2602030082

Coolant Hose Mercedes W177 M260 Engine Coolant Cooling Pipe Line A2602030082

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7805997

BMW Mini Cooper D R55 R56 Cooling System Coolant Radiator Water Hose 7805997

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8587514

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

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9250566

Mini Cooper F55 F56 F57 F60 Coolant Hose Pipe Tube 9250566

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 2284609

BMW X3 F97 X4 F98 Cooling Line Cooling System Water Coolant Hose Pipe 2284609

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2515010125

Mercedes W251 OM642 Diesel Water Coolant Cooling Hose Pipe Line A2515010125

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 04L121070AB

Audi Q3 8U 2.0 TDI DFUA Diesel Water Coolant Hose Pipe Tube Line 04L121070AB

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9886652

BMW U06 U11 F70 F74 Coolant Hose Line Return Tube Pipe 9886652

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2208323694

Mercedes CL C215 W220 Water Coolant Hose Pipe Line Petrol Engine A2208323694

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 5Q0121049CL-1

Skoda Karoq NU7 Water Hose Coolant Radiator Pipe Line 1.5 TSI 5Q0121049CL

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A9068322215-1

Mercedes Sprinter W906 Water Hose Diesel Radiator Cooling Pipe A9068322215

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 2302974

Ford Fiesta Mk8 Puma Mk1 Radiator Coolant Pipe Hose 1.5 Petrol K1BY-8B273-SG

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 06M121481L

Audi A4 S4 B9 3.0 TFSI Petrol Water Coolant Pipe Hose Line 06M121481L

€70.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8593799-2

Mini F55 F56 F60 Engine Cooling Radiator Expansion Tank Hose Petrol 8475727

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6909236

BMW Z4 Series E85 Air Condenser Dryer Hose Pipe Pressure Valve 6909236

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2782030103

Mercedes W212 Water Hose Coolant Cooling Pipe Line A2782030103

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 1475561-1

Mini R50 Coolant Water Hose Pipe Line Radiator Petrol W10 1475561

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

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