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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Land Rover Discovery Sport L550 Coolant Hose Pipe 2.0 Diesel GJ32-86160-AA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2465010358

Mercedes W176 W246 Coolant Hose Water Pump To Oil Cooler A2465010358

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7843262

Vent Pipe BMW F10 M5 F12 F13 M6 Cooling Line Water Hose Engine Cooler 7843262

€37.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 06H121057E

Audi A5 8T Water Hose Cooling Coolant Radiator Pipe Line 06H121057E

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. AV41-8K012-BB

Ford Kuga C394 Overflow Container Header Tank Hose Tube Pipe Line AV41-8K012-BB

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7811129

BMW F20 F21 F30 F31 F32 F33 F34 Pipe Coolant Hose Radiator 7811129

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 5WA121109F

Volkswagen Golf CD1 Engine Water Coolant Pipe Hose 5WA121109F

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 03D103211C

VW Volkswagen Fox 5Z 1.2 CHFB Engine Coolant Radiator Pipe Vent 03D103211C

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8571618

BMW X3 F25 N47N Diesel Water Hose Radiator Coolant Cooling Pipe Line 7811132

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8E0121070B-1

Audi A4 S4 B7 Upper Coolant Radiator Hose Line Pipe 8E0121070B

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 059121465B

Coolant Pipe Audi A6 C7 Q7 4L 3.0 TDI Water Hose Line Tube 059121465B

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2468303496

Mercedes W246 Petrol Engine Water Coolant Pipe A2468303496

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A6398322223

Water Hose Mercedes Vito Viano W639 Cooling Coolant Pipe Line A6398322223

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2435002100

Mercedes EQA350 H243 Coolant hose Expansion Tank Radiator Line A2435002100

€37.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9P1121623

Porsche 718 Boxster 982 Coolant Cooling Return Hose Pipe Left N/S 9P1121623

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2515002075

Mercedes W251 Coolant Water Hose Pipe Line Radiator Cooler A2515002075

€51.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 059121075DJ

Audi Q7 4L Quattro Diesel 3.0 V6 TDI Engine Cooling Coolant Pipe 059121075DJ

€23.95

Free delivery: Nov 12 – 13

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 12 – 13

If paid before 14:00

Part no. FPLA-8584-CB

Range Rover Evoque L538 Water Coolant Cooling Hose Pipe Line 3.0 FPLA-8584-CB

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9845173

BMW F20 F30 LCI Coolant Hose Expansion Tank Cylinder Head B48 Petrol 9845173

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8514453-1

BMW F20 LCI B37 Expansion Tank Cylinder Head Cooling Hose Pipe 8514453

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A6421401175

Mercedes W212 W222 OM642 Diesel EGR Exhaust Cooler Heat Exchanger A6421401175

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7C0121130C

VW Volkswagen Crafter Sy 2.0 TDi Engine Coolant Pipe Hose Tube Line 7C0121130C

€42.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2055013782

Mercedes W205 Hybrid Water Coolant Pipe Hose Line A2055013782

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 4H0122101D

Audi A8 D4 Water Pipe Engine Cooling Coolant Hose Line 3.0 TDI Diesel 4H0122101D

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8509274

BMW F01 F02 F07 F10 Coolant Water Pipe Hose Line Tube 8509274

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2118303596

Mercedes W211 Air Conditioning Heater Pipe Hose Line A2118303596

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 04L121071G

Audi A4 B9 2.0 TDI DETA Diesel Water Coolant Hose Pipe Tube Line 04L121071G

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 1316063

Land Rover Discovery 3 L319 Water Coolant Flange Pipe 2.7 Diesel 4H2Q-8A544-AB

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 1K0121086AH

Audi A3 8P VW Golf 5 Seat Leon 1P1 Coolant Hose Pipe Diesel 2.0 TDI 1K0121086AH

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7609532

BMW 3 Series Petrol F30 F31 N20 Radiator Cooling Coolant Hose Pipe Line 7609532

€37.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7596837-1

BMW F20 F21 F22 F23 F30 F31 F32 F33 Petrol Radiator Coolant Hose Pipe 7596837

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. BK3Q9J323AE

Ford Transit MK7 Diesel 2.2 TDCi Fuel Injection Line Pressure Pipe Injector Set

€75.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 4G0121081EL

Audi A6 C7 Rear Breather Line Hose Pipe 4G0121081EL

€37.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 5N0122157AM

Audi Q3 8U Water Pipe Hose Coolant Cooling Line 2.0 TDI Diesel 5N0122157AM

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 5A0C5A2

BMW F70 F74 U06 U10 U11 Mini F65 F66 Cylinder Head Coolant Hose Tube 5A0C5A2

€70.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 5A38AD5

BMW U06 X1 U11 Water Coolant Pump Pipe Hose Line B38X 5A38AD5

€42.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7C0121445

VW Volkswagen Crafter Sy Coolant Hose Pipe Tube Line 2.0 Diesel 7C0121445

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7789720-1

BMW E87 118d 120d M47N2 Cooling Radiator Water Hose Pipe 7789720

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A6395281782

Mercedes-Benz Vito Viano W639 Air Charge Intercooler Hose Pipe A6395281782

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A9068322123

Volkswagen Crafter 2E Mercedes Sprinter W906 Coolant Pipe Hose Line A9068322123

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A4478320723

Mercedes W447 Diesel Circulation Pump Engine Molded Hose Line Pipe A4478320723

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9671124980-1

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

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. HPLA-8260-DB

Range Rover Evoque L538 Water Coolant Hose Pipe Line 3.0 Diesel HPLA-8260-DB

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8517591

BMW X5 F15 Coolant Expansion Tank Shut Off Valve Hose Pipe Tube 8517591

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 2383403

Ford Transit Custom Radiator Coolant Hose Tube Pipe Diesel GK2Q-8N039-AB

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2642002600

Mercedes W205 C238 M264 Engine Coolant Pipe Hose Line A2642002600

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2125010684

Mercedes W212 Radiator Coolant Hose Pipe Tube Line A2125010684

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8R0121101J

Audi Q5 8R 2.0 TDI Coolant Water Hose Line Tube Pipe 8R0121101J

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. M8A2-8D262-AB

Range Rover Velar L560 Coolant Hose Pipe Line 2.0 Diesel Engine M8A2-8D262-AB

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 5A30C24

BMW U06 X1 U11 Water Coolant Heater Return Pipe Hose Line B38X 5A30C24

€37.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 1K0122157HH

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

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2114910041

Mercedes Benz C E Class W203 W211 Diesel Exhaust Holder Bracket A2114910041

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 03H131561B

Volkswagen Passat CC Skoda Superb Coolant Hose Pipe Line 03H131561B

€70.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2055011601

Mercedes C205 M264 Circulation Water Fluid Coolant Pipe Hose A2055011601

€47.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. C2Z9053

Jaguar Xf X250 Radiator Coolant Hose Pipe Tube Line 3.0 Diesel 9X23-8D033-AB

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2055018900

Mercedes W205 Coolant Hose Pipe Line A2055018900

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8W0122293AE

Audi A4 B9 2.0 TDI DETA Water Coolant Hose Line Tube Pipe 8W0122293AE

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2465010458

Mercedes X156 Oil Coolant Hose Pipe Line Tube A2465010458

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A1332000951-1

Mercedes W176 M133 A45 AMG Coolant Pipe Hose Line Tube A1332000951

€42.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. CK3Q8N039AA

Ford Transit MK7 2.2 TDCI Water Hose Engine Coolant Pipe Line CK3Q8N039AA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8602603

BMW G11 G12 G30 G31 Radiator Coolant Hose Tube Line Pipe 2.0 530e B48X 8602603

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 2381106

Ford Kuga Mk3 Heater Water Pipe Hose Tube 2.5 Hybrid LX61-10C775-HBD

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 5N0121086D

Audi Q3 8U Coolant Cooling Hose Pipe Line 2.0 TDI Diesel Engine 5N0121086D

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7646896

Coolant Hose Mini Cooper S F56 B48 Expansion Tank To Cylinder Head 7646896

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. LPLA-8K232-FA

Range Rover Sport L494 Coolant Water Hose Line Tube Pipe LPLA-8K232-FA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7808571

BMW E90 E91 E92 LCI F10 F11 Connector Flange Pipe 7808571

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 2E0122101F

VW Crafter 2E Mercedes Sprinter W906 Coolant Hose Pipe Line 2E0122101F

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7620688

Radiator Hose BMW E84 E89 Petrol N20 Water Cooling Gearbox Line Pipe 7620688

€37.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 2746613

Ford Transit Custom Mk2 Coolant Hose Pipe Line 2.0 EcoBlue Diesel PZ31-8N241-PAD

€165.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 1436378

BMW X6 E71 Engine Water Coolant Pipe Hose Tube Line 3.0 Diesel 1436378

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 99710674006

Porsche 911 997 Carrera 3.8 Coolant Hose Cooling Water Pipe 99710674006

€42.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. FPLA-8B573-CC

Range Rover Evoque L538 Water Coolant Pipe Hose Line 3.0 Diesel FPLA-8B573-CC

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6R0122157AR

VW Volkswagen Polo Gti 6c Coolant Hose Tube Line Pipe Quick Release 6R0122157AR

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 07K121061B

Audi RSQ3 F3 Water Coolant Hose Pipe Line 2.5 TFSI 07K121061B

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 982121036B

Porsche 718 Boxster 982 Water Coolant Pipe Hose Line Tube 2.0T 982121036B

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2055011001-1

Mercedes C205 Bleed Line Radiator Hose Tube Pipe Petrol A2055011001

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9329654

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

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7623677

BMW i3 I01 Coolant Hose Hybrid Rex Water Cooling Pipe Radiator 7623677

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 2754224-1

BMW Mini Cooper R55 R56 R57 Cooling System Coolant Radiator Water Hose 2754224

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9844478

BMW G30 LCI Coolant Hose Cylinder Head Expansion Tank Line Tube Pipe 9844478

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. BK218286BF

Ford Transit Custom MK8 2.2 TDCI Water Hose Cooling Coolant Pipe Line BK218286BF

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2742000115-1

Mercedes W204 C207 W212 Coolant Hose Thermostat Line Pipe M274 A2742000115

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 06L121085AF

Audi Q5 FY A4 B9 8W 2.0 TFSI Petrol Engine Water Coolant Pipe Hose 06L121085AF

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 1K0121063S

Seat Ibiza 6J Coolant Cooling Engine Pipe Hose Line Radiator 1K0121063S

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 99610667401

Porsche Boxster 986 Coolant Pipe Hose Line Tube 99610667401

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 1K0122101KR

Audi TT 8J MK2 Water Hose Cooling Coolant Radiator Pipe Line 1K0122101KR

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 5N0122109AH

Audi Q3 8U Coolant Hose Radiator Cooling Water Pipe Line 5N0122109AH

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2742000615-3

Mercedes W205 X253 W212 Thermostat Pipe Coolant Hose Petrol M274 A2742000615

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 4G0121055M

Audi A6 C7 Coolant Hose Flange Coupler Water Pipe 2.0 TDI Diesel CNHA 8K0122293F

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8K0121081BF

Audi A4 S4 B8 A5 8T 8F Radiator Coolant Hose Pipe Line 8K0121081BF

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 3C0122096G

Volkswagen Passat CC Water Coolant Pipe Hose Line 3.6 FSI 3C0122096G

€61.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7515989

Mini Cooper R50 R52 Top Upper Radiator Coolant Hose Pipe 7515989

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8602621

BMW G11 G12 G30 Water Coolant Radiator Feed Line Tube Pipe Hose B48B20A 8602621

€37.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6R0122101G

Volkswagen Polo GTI 6R Engine Water Coolant Hoses Pipes 1.4 TSI CAVE 6R0122101G

€51.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6982171

BMW X1 E84 Engine Coolant Water Hose Pipe Tube Line 6982171

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 1K0133366K

Skoda Octavia 1Z Mk2 Water Coolant Pipe Hose Line 2.0 FSI Petrol 1K0133366BB

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8C1Q-8A582-AA

Ford Transit Mk7 Water Hose Engine Cooling Radiator Coolant Pipe 8C1Q-8A582-AA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 1K0121101CR

Audi A3 8P Engine Water Coolant Pipe Hose Tube Line 1.4 Petrol 1K0122101GQ

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

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