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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Porsche Cayenne 9PA Water Coolant Hose Pipe Line 95510605100

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 4G0819350B

Audi A6 C7 A7 4G8 Water Radiator Coolant Pipe Hose Tube Line Petrol 4G0121485T

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7639026

Cooling Hose BMW E84 N20 Petrol Engine Radiator Water Coolant Pipe Line 7639026

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. K8D2-18C266-BA

Land Rover Discovery Sport L550 Evoque L551 Coolant Water Pipe Hose K8D218C266BA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7611149

BMW F01 F01 LCI F02 F02 LCI F03 F03 LCI Coolant Hose Tube Line Pipe 17127611149

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 2E0121096

VW Volkswagen Crafter 2E 2.0 Diesel Water Coolant Pipe Line Tube Hose 2E0121096

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8654869

BMW G20 G21 Coolant Radiator Feed Hose Pipe Line B46X B48X Engine 8654869

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8U0121056

Audi RS Q3 8U Radiator Coolant Hose Pipe Line 8U0121056

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2055010782

Mercedes W205 Water Radiator Pipe Hose Coolant Cooling Line A2055010782

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A1725011225

Mercedes R172 Water Coolant Pipe Hose Line 250CDI BlueEfficiency A1725011225

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8V61-8286-KE

Ford Focus Mk3 Radiator Coolant Pipe Hose Tube Line 1.5 TDCi Diesel 8V61-8286-KE

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 95B121049E

Porsche Macan 95B Engine Water Coolant Hose Pipe Tube Line 2.0 TFSI 95B121049E

€56.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. XR849076

Jaguar X200 XF X250 XJ X350 Water Coolant Hose Pipe Line 2.7 Diesel XR849076

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. FPLA6N650

Range Rover Sport L494 Intercooler Hose Pipe 3.0 Diesel FPLA-6N650

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2045012982

Water Pipe Mercedes W204 OM642 Engine Cooling Radiator Coolant Hose A2045012982

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 5A07782

BMW U06 Petrol Engine Water Coolant Pipe Hose Line Tube 5A07782

€75.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8489610

Mini F65 F66 F67 BMW F70 F74 Turbocharger Coolant Supply Pipe 2.0 Petrol 8489610

€37.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 4M0819350F

Audi Q7 4M Q8 Mk2 VW Touareg Mk3 Water Coolant Hose Line Tube Pipe 4M0819350F

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7L8122051B

Audi Q7 4L VW Touareg 7L 4.2 TDi Coolant Hose Water Pump Pipe 7L8122051B

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A6512001651-1

Mercedes W204 Engine Coolant Water Pump Pipe Line OM651 Diesel A6512001651

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 04L122157BC

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

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8384422

Land Rover L322 Air Con A/C Air Conditioning Pipe Hose Line 8384422

€113.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. XR849073

Jaguar XF X250 X200 XJ X350 Lower Tube Radiator Hose Pipe Line Diesel XR849073

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9X23-7752-BC

Jaguar XF X250 Coolant Water Hose Pipe Radiator 3.0 V6 Diesel 9X23-7752-BC

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8N0121096H

Audi TT 8N TTS Radiator Coolant Hose Tube Line Pipe 8N0121096H

€56.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 5A9DB28

BMW F70 F74 Gran Coupé Coolant Water Return Hose Pipe Line B38N 5A9DB28

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8E0121049L

Audi A4 B7 2.0 Petrol Water Hose Cooling Radiator Coolant Pipe Line 8E0121049L

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 1K0122101CK

Audi Q3 8U Water Hose Cooling Radiator Coolant Pipe Line 1K0122101CK

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 4G0121447BB

Audi A6 S6 C7 Engine Water Coolant Pipe Hose Line 4.0 Petrol Engine 4G0121447BB

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 06J133519A

Audi TT 8J Water Cooling Coolant Pipe Line Connector Bracket Holder 06J133519A

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2385010601

Coolant Hose Mercedes W213 C238 Water Pump To Radiator A2385010601

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8677245-1

Radiator Coolant Hose BMW F20 LCI F30 F32 Petrol B48 Water Pipe Part 8677245

€56.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. GK21-8D033-BH-1

Ford Transit Mk8 Water Hose Engine Cooling Radiator Coolant Pipe GK21-8D033-BH

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 2754221-2

BMW MINI Cooper One R55 R56 R57 2 Upper Radiator Coolant Pipe Hose 2754221

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. K8D2-18C266-BC

Land Rover Discovery Sport L550 Coolant Water Hose Pipe 1.5 PHEV K8D2-18C266-BC

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. XR849083

Jaguar XF X250 X200 XJ X350 Tube Hose Line Pipe Radiator 2.7 Diesel XR849083

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. LR087237

Land Rover Discovery Sport L550 EGR Water Cooling Pipe Hose AJ200 G4D3-9Y439-BF

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 5Q0121619D-1

Audi A3 8V Skoda Octavia Mk3 Water Hoses Coolant Pipes Lines 5Q0122051DA

€56.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2055011800

Mercedes W205 Water Hose Radiator Coolant Cooling Pipe Line A2055011800

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 2140689

Ford Transit Connect Mk2 1.5 TDCi Diesel Engine Coolant Hose Pipe 8V61-8260-KE

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8489607

Mini F65 F66 F67 BMW F70 F74 Turbocharger Oil Supply Feed Line Pipe 8489607

€42.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. GK2Q-8K556-AA

Ford Tourneo Custom Water Hose Engine Cooling Pipe 2.0 EcoBlue GK2Q-8K556-AA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. L8D2-65008-AB

Land Rover Discovery Sport L550 Coolant Valve Bracket 1.5 PHEV L8D2-65008-AB

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 06H121085C-1

Audi A4 B8 Water Hose Cooling Radiator Coolant Pipe Line 1.8 TFSI 06H121085C

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 5WA122073H-1

Coolant Hose Skoda Superb Se Engine Coolant Water Tube Line Pipe 5WA122073H

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6R0121051Q

Seat Ibiza 6j Volkswagen Polo 6R Coolant Pipe Hose Tube Line 1.2 TDI 6R0121051Q

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 4G0145920C

Audi A6 C7 3.0 TFSI Water Coolant Pipe Hose Line 4G0145920C

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. BK31-18K579-AE

Ford Transit 8 2.2 TDCi Diesel Coolant Pipe Water Hose BK3118K579AE

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. PZ31-8C351-PAD

Ford Transit Custom Mk2 Coolant Hose 2.0 EcoBlue Diesel Engine PZ31-8C351-PAD

€37.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7596831

BMW F30 F20 F21 F32 Coolant Hose Pipe Radiator Petrol N20 Engine 7596831

€47.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7596839

BMW F20 F21 F30 F31 F32 Petrol N20 Radiator Cooler Coolant Pipe Hose 7596839

€37.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8R0819374D

Audi Q5 8R Coolant Hose Pipe Water Line Tube 2.0 TDI 8R0819374D

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8654834

BMW G20 G21 Coolant Radiator Hose Pipe 2.0 Petrol Hybrid 8654834

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. M8A2-8286-BD-2

Land Rover Range Rover Velar L560 Water Coolant Hose Pipe 2.0 D M8A2-8286-BD

€37.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. L8D2-18K580-BD

Land Rover Discovery Sport L550 Coolant Water Hose Pipe 1.5 PHEV L8D2-18K580-BD

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. PNH000163

Land Rover L322 Intercooler Hose Pipe Line PNH000163

€42.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 4G0145921C

Audi A6 C7 Water Hose Cooling Coolant Pipe Line 3.0 TFSI 4G0145921C

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8N0121073A

Audi TT 8N TTS Coolant Hose Tube Line Pipe 8N0121073A

€56.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8602578

BMW F21 F22 F23 F30 F31 F32 Coolant Feed Pipe Hose Line N55 Petrol 8602578

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7521860-1

BMW 5 7 Series E60 E61 E65 Sucking Jet Pump Vacuum Control Engine 7521860

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7N0121064L

VW Volkswagen Sharan 7N Breather Pipe Hose Line 2.0 TDI 7N0121064L

€32.95

Free delivery: Nov 10 – 13

If paid before 14:00

Part no. 057121057C

Audi RSQ3 F3 2.5 TFSI Quattro Water Coolant Pipe Hose Line 057121057C

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7575432

Coolant Hose BMW F10 F13 F07Gt Petrol N63 Water Intercooler Line 7575432

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7524841

BMW E65 E66 E67 Radiator Coolant Cooling Return Water Hose Pipe 7524841

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 2754224-2

BMW Mini Cooper R55 R56 2 Cooling System Coolant Radiator Water Hose 2754224

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7N0122051S

Volkswagen Sharan 7N Water Pipe Hose Coolant Cooling Line 2.0 TDI 7N0122051S

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8580496

Coolant Pipe Mini F60 BMW F40 Diesel B37 B47 Crankcase Water Line 8580496

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9X23-18C553-AC

Jaguar XF X250 Engine Water Coolant Heater Pipe 3.0 V6 Diesel 9X23-18C553-AC

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 4K0121071J-1

Audi A6 C8 Engine Coolant Hose Pipe Water Line Cooling 4K0121071J

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 4G0121481P

Audi S6 C7 Water Coolant Cooling Hose Pipe Rear Left N/S 4.0 Petrol 4G0121481P

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 5Q0122101BP

Audi A3 8V 2.0 TDI Water Hose Radiator Coolant Pipe Line Diesel 5Q0122101BP

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 079121137M

Audi S6 C7 S7 4G Coolant Pipe Connection Flange Adapter Line 079121137M

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 5N0122157AG

Audi Q3 8U 2.0 TFSI Water Pipe Hose Coolant Cooling Line 5N0122157AG

€37.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 04L121131AD

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

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 059121064B

Audi A4 S4 B8 A5 S5 8T Engine Cooling Radiator Hose Tube Pipe Line 059121070A

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 06F121132G

Audi S3 8P 2.0 TFSI CDLA Coolant Flange Pipe Hose Line 06F121132G

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6C0121109B

Audi A1 8X Volkswagen Polo 6C Water Coolant Pipe Hose 1.0 TFSI 6C0121109B

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 165720D170

Toyota Auris E15 Radiator Coolant Hose Pipe Line 1.6 Petrol Engine 165720D170

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 059121447N

Audi A6 C8 Engine Coolant Water Pipe Return Line Tube Hose 059121447N

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 5WA122073H

Coolant Hose Volkswagen Golf CD1 Polo 1.0 TSI Water Tube Line Pipe 5WA122073H

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 5N0122051CD

Audi Q3 8U Coolant Hose Pipe Line Tube Quick Release Coupling 5N0122051CD

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. GJ32-8260-AA

Land Rover Sport L550 Coolant Hose Pipe Tube Line 2.0D GJ32-8260-AA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 06J133781BD

Audi TT 8J Water Hose Cooling Radiator Coolant Pipe Line 06J133781BD

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 5Q0122051AF

Audi Seat Skoda VW Water Coolant Hose Pipe Line Water Coolant 5Q0122051AF

€37.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 06Q121065C

Audi S3 8Y Volkswagen Golf Mk8 Water Coolant Pipe 2.0 TFSI 06Q121065C

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7564478

Hose Radiator BMW E81 X1 E84 E87 E90 E91 Bottom Thermostat Pipe 7564478

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8W0121400B-1

Audi A4 B9 A5 F5 Engine Oil Coolant Hose Pipe Line Tube 8W0121400B

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2058309005-1

Heating Line Mercedes W205 Return Water Hose To Circulation Pump A2058309005

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2465011258

Water Hose Mercedes W176 W246 OM651 Cooling Coolant Pipe Line A2465011258

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A9075010900

Mercedes W907 OM654 Water Pipe Engine Coolant Cooling Hose Line A9075010900

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7537315

BMW E91 LCI Radiator Coolant Pipe Hose Tube Line 2.0 Petrol N43 7537315

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. LR013668

Land Rover Discovery 4 L319 Heater Water Coolant Pipe Hose 3.0 D AH22-18C553-AD

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 4G0122055D

Audi A6 C7 Engine Coolant Pipe Hose Tube Line 2.0 Diesel CNHA 4G0122055D

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. BK3Q-9J280-AB

Ford Transit MK4 Diesel 2.2 TDCi Fuel Injection Line Pressure Pipe BK3Q-9J280-AB

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 4G0121056J

Audi A6 S6 C7 Water Coolant Cooling Hose Pipe Rear Left N/S 4.0 Petrol 4G0121056

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 1504285

Radiator Coolant Hose Mini R50 R52 R56 R57 Water Outlet Pipe Line 1504285

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8517969

Water Hose BMW X5 F15 X6 F16 N57N N57Z Radiator Coolant Pipe Line 8517969

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 1256525

Ford Focus Mk2 Radiator Cooler Coolant Water Pipe 2.0 TDCi Diesel 3M5Q-9Y438-AA

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 1K0122109CF

Water Coolant Pipe Volkswagen Audi Skoda Seat 1.6 TDI Cooling LIne 1K0122109CF

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

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