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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Volkswagen Golf Mk6 Scirocco Mk3 Audi A3 8P Water Coolant Pipe 1K0121070CM

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 6Q0122101AP-1

Skoda Fabia Mk1 6Y Water Hose Cooling Coolant Pipe Line 1.9 Diesel 6Q0122101AP

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5Q0122291BG

VW Volkswagen Golf R MK7 Engine Water Coolant Pipe Hose Coupling 5Q0122291BG

€28.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 03L121131K

VW Transporter T5 2.0 TDI CAAA Sealing Flange Temperature Sender 03L121131K

€28.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 1K0122109CM

Volkswagen Golf Mk6 Scirocco Mk3 Water Coolant Pipe Hose 1.6 TDI 1K0122109CM

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 7P0121065AC-1

Volkswagen Touareg 7P Preheater Pipe Hose Line 3.0 TDI 7P0121065AC

€28.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5QF122051BB

Volkswagen Tiguan AX1 1.5 Petrol Engine Coolant Hose Line Tube Pipe 5QF122051BB

€42.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5Q0121070AG

VW Scirocco Mk3 Golf 5g Jetta A6 Water Coolant Pipe Hose Line Tube 5Q0121070AG

€28.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 3Q0121064AM

VW Volkswagen Golf Cd1 Coolant Pipe Hose Tube Line 2.0 Diesel 3Q0121064AM

€28.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 1K0122063D

VW Volkswagen Mk5 V Mk6 VI 2.0 Petrol Water Coolant Pipe Hose Line 1K0122063D

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 7C0121444A

Volkswagen Crafter SY 2.0 TDI Engine Water Coolant Pipe Hose Line 7C0121444A

€32.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 7N0122101F

Volkswagen Sharan 7N Engine Cooling Water Pipes Hoses 1.4 TSI 7N0122101F

€42.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 06K121051P

Volkswagen Scirocco Mk3 Audi A3 8P Coolant Pipe Hose Line Tube 06K121051P

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5Q0122101CJ

Volkswagen Golf R Mk7 Coolant Hose Tube Quick Coupling 2.0 TFSI CJXB 5Q0122101CJ

€56.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 6R0121447E

Volkswagen Polo 6R Water Hose Radiator Coolant Cooling Pipe Line 6R0121447E

€32.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5Q0122051AN

Volkswagen Golf Mk7 Audi A3 8V Coolant Hose Pipe 2.0 TSI TFSI 5Q0122051AN

€75.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5K0121064J

VW Scirocco Mk3 Jetta A6 Water Coolant Pipe Hose Line 2.0 TDI 5K0121064J

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 1K0122157AN

VW Golf Mk5 V Mk6 VI Petrol Engine Water Coolant Pipe Hose Line 1K0122157AN

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5K0122051AA

VW Volkswagen Caddy Maxi 2K Engine Cooling Hose Tube Pipe Line 5K0122051AA

€56.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 04E122447BG

Volkswagen Golf Mk7 5G Water Coolant Pipe Hose Line 1.5 TSI Petrol 04E122447BG

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 6R0121109K

Seat Ibiza 6j Mk4 Radiator Coolant Water Hose Pipe Line 1.4 TSI 6R0121109K

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 06F122101A

VW Volkswagen Golf Mk6 VI Coolant Water Pipe Hose Line 06F122101A

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 1K0122073ER

VW Golf Mk5 Audi A3 8P Water Hose Cooling Coolant Radiator Pipe Line 1K0122073ER

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5Q0122051AT

Volkswagen Golf 5G Water Hose Radiator Coolant Pipe Line 5Q0122051AT

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 1K0122157KD

VW Golf Mk5 Audi A3 8P Radiator Water Coolant Pipe Hose 1K0122157KD

€42.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 6Q0122101AP

Skoda Fabia Mk1 6Y Water Hose Cooling Coolant Pipe Line 1.9 Diesel 6Q0122101AP

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5Q0122051EN-1

VW Golf Sportsvan Seat Leon Mk3 5F Water Coolant Pipe Hose 1.5 TSI 5Q0122051EN

€37.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 6R0122101P

Volkswagen 6R Coolant Water Hose Pipe Line Radiator Cooler 6R0122101P

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 03C121065F

Volkswagen VW Touran 1T Petrol Engine Coolant Pipe Hose Vent 03C121065F

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5N0121070F

Volkswagen Tiguan 5N Water Coolant Cooling Pipe Line 2.0 TDi Diesel 5N0121070F

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 6Q0121109BF

Skoda Fabia Mk1 6Y Water Hose Radiator Coolant Pipe Line 1.9 Diesel 6Q0121109BF

€28.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 04L131850A

Volkswagen Passat B8 Water Cooling Coolant Pipe Pipe Hose 2.0 TDI 04L131850A

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5QF122157AJ

Audi Q3 F3 Engine Coolant Hose Line Tube 2.0 TDI 5QF122157AJ

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 7LA121086D

Volkswagen Transporter T6 Water Coolant Pipe Hose Line 2.0 TDI 7LA121086D

€42.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 06Q121085B

VW Golf Mk8 Skoda Octavia Mk4 Audi S3 8Y 2.0 TSI Water Coolant Hose 06Q121085B

€32.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 3Q0122051CC

Volkswagen Caddy SB Engine Coolant Radiator Coolant Pipe Hose Line 3Q0122051CC

€37.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 7LA121096S

VW Volkswagen Transporter T6 Water Coolant Hose Pipe Line 2.0 TDI 7LA121096S

€42.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 06J121075B

Audi A3 8P VW Scirocco Mk3 Coolant Hose Water Pipe Line Tube Petrol 06J121075B

€32.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 7E0122051E-2

VW Volkswagen Transporter T5 Radiator Coolant Hose Water Pipe Line 7E0122051E

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 1K0121051T

Volkswagen Eos Audi A3 8P Coolant Water Pipe Hose Line Tube 1K0122051AP

€23.95

Free delivery: Aug 10 – 11

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: Aug 10 – 11

If paid before 14:00

Part no. 7N0121064L

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

€32.95

Free delivery: Aug 7 – 11

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: Aug 10 – 11

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: Aug 10 – 11

If paid before 14:00

Part no. 06K121085A

Volkswagen Golf R Mk7 Coolant Water Pipe Hose 2.0 TFSI 06K121085A

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 3AA122101F

Volkswagen Passat B7 Radiator Upper Coolant Hose Pipe 2.0 TDI 3AA122101F

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5N0121051J

Water Hoses Volkswagen Tiguan 5N 1.6 TDI Radiator Coolant Pipe Line 5N0121051J

€28.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 7H0815801

Volkswagen Transporter T5 Water Coolant Pipe Hose 2.5 TDI 7H0815801

€28.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 06F145317H

VW Volkswagen Golf 5 2.0 TFSI BWA Coolant Pipe Hose Bracket Mount 06F145317H

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 03P121157A

Volkswagen Polo 5 Seat Ibiza 6J Coolant Radiator Hose 1.2 TDI CFWA 03P121157A

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 2K0122101C

Volkswagen Caddy 2K Radiator Coolant Water Pipe Hose 2K0122101C

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 1K0122101KP

Volkswagen Golf 1K Water Hose Cooling Coolant Radiator Pipe Line 1K0122101KP

€28.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 05E121497A

Volkswagen Golf CD1 Coolant Pipe Turbocharger Flow Line Hose Pipe 05E121497A

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 6R0121058D

VW Polo 5 Seat Ibiza 4 Skoda 1.2 TDI CFWA Coolant Radiator Hose 6R0121058D

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 7H0819320A

Volkswagen Transporter T5 Cooling Water Hose Coolant Pipe 2.5 TDI 7H0819320A

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5Q0122157AK-1

Volkswagen Golf Mk7 2.0 TFSI CHHA Water Hose Radiator Coolant Pipe 5Q0122157AK

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5K0121064J-1

VW Caddy 2k Passat A3 Water Coolant Pipe Hose Tube Line 2.0 TDI 5K0121064J

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 03C121065B

Water Hose Volkswagen Golf 6 Audi A1 A3 8P Petrol Coolant Pipe 03C121065B

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5Q0121063Q

Volkswagen Golf CD1 Water Pipe Hose Coolant Cooling Line 5Q0121063Q

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 1K0121156DG

Volkswagen VW Golf Mk6 Water Hose Coolant Pipe Line 1.4 TSI 1K0121156DG

€28.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 03C103493AG

VW Volkswagen Golf Mk6 Audi A3 8P Coolant Pipe Hose Genuine 03C103493AG

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 7H0819318A

Volkswagen Transporter T5 Webasto Heater Water Coolant Hose 7H0819318A

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 2K5122157D

Volkswagen Caddy 2K Engine Cooling Coolant Water Pipe 2.0 TDI 2K5122157D

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 7H0122058C

Volkswagen Transporter Camper T5 Coolant Water Hose Pipe Line 7H0122058C

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 1K0122101HR

Volkswagen Golf Mk6 Water Hose Coolant Radiator Pipe Line 1.4 TSI 1K0122101HR

€32.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5N0122447AE

Volkswagen Tiguan 5N Mk1 Water Coolant Pipe 2.0 TDI 5N0122447AE

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 05E121070

VW Volkswagen Golf 8 1.5 eTSI DFYA Water Coolant Pipe Hose Line Tube 05E121070

€32.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5Q0122291CT

Volkswagen Golf Mk7 R Engine Water Radiator Pipe 2.0 TSI 5Q0122291CT

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 06K121051M

Volkswagen Golf R Mk7 Audi A3 8V Coolant Pipe Hose 2.0 TSI 06K121051M

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 1T0122073BC

VW Volkswagen Caddy 2K Water Coolant Cooling Hose Pipe Diesel Engine 1T0122073BC

€42.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 1K0121058BS

Audi A3 8P Golf Mk6 Water Hose Radiator Coolant Pipe Line 2.0 TDI 1K0121058BS

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 03F121065A

Volkswagen VW Polo 6R Engine Water Coolant Pipe Hose 1.2 TSI 03F121065A

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 1K0121101CP

Volkswagen Golf 1K 1.6 TDI Water Hose Cooling Coolant Pipe Line 1K0121101CP

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 2E0122101F-1

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

€28.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5Q0121447G

Audi A3 8V VW Golf Mk7 Engine Coolant Pipe Water Hose Line 5Q012144

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 03G121065H

Volkswagen Golf MK5 Audi A3 8P Seat Skoda Diesel Engine Coolant Pipe 503G121065H

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 1K0121101CP-1

Volkswagen Golf Mk6 1.6 TDI Water Hose Cooling Coolant Pipe Line 1K0121101CP

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5K0122051N

Volkswagen Beetle Scirocco III 2.0 TDI Water Radiator Pipe Hose Line 5K0122051N

€28.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 1K0122109-1

VW Scirocco Mk3 Audi A3 8P Water Coolant Hose Pipe Line 2.0 TFSI 1K0122109CM

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 059121075FE

Audi A7 4G Water Coolant Cooling Hose Pipe 3.0 TDI Diesel Engine 059121075FE

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 04L121101

Volkswagen Passat B8 Coolant Water Hose Pipe 2.0 TDI 04L121101

€23.95

Free delivery: Aug 10 – 11

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: Aug 10 – 11

If paid before 14:00

Part no. 04L121049H

VW Volkswagen Crafter SY Water Coolant Pipe Hose Tube Line 04L121049H

€42.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 1J0122051H

VW Volkswagen Golf Mk3 Radiator Coolant Hose Pipe Line Tube 1J0122051H

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5N0122101BB

VW Volkswagen Tiguan Mk1 2.0 TDI Water Coolant Pipe Hose 5N0122101BB

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 7E0121101B-1

Volkswagen Transporter T5 Coolant Hoses Water Cooling Pipe 2.0 TDI 7E0121101B

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 04L121131AB-1

VW Tiguan 5N Coolant Water Flange Housing Connector 2.0 TDI 04L121131AB

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 03L201360G

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

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 03C121050G

Audi A3 8P Volkswagen Golf Mk 7 Heater Water Cooling Pipe Hose Line 03C121050G

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 3C0121087A

Volkswagen Passat B7 Radiator Coolant Hose Pipe 2.0 TDI 3C0121087A

€23.95

Free delivery: Aug 10 – 11

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: Aug 10 – 11

If paid before 14:00

Part no. 7N0122051F

Volkswagen Sharan 7N Water Pipes Hoses Coolant Cooling Line 7N0122051F

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 3Q0121156D

Volkswagen Caddy SB Engine Cooling System Hose Pipe 2.0 TDI 3Q0121156D

€89.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 1K0122447GF

Volkswagen Passat B7 Coolant Pipe Hose Line 2.0 TDI 1K0122447GF

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 7P6122051D

Volkswagen VW Touareg 7P Coolant Hose Pipes Line 3.0 TDI Diesel 7P6122051D

€56.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 7L0815857C

VW Volkswagen Touareg 7L Water Heater Coolant Pipe Hose Line 7L0815857C

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 7P0121065M-1

Volkswagen Touareg 7P Oil Cooler Cooling Tube Pipe Hose Line 3.0 TDI 7P0121065M

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 1K0121058D

VW Volkswagen EOS 1F Golf Gti 1K Coolant Hose Tube Line Pipe 2.0 TDI 1K0121058D

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Part no. 5N0121086J

Volkswagen Tiguan 5N Audi Q3 8U Coolant Hose Pipe Line 2.0 TDI 5N0121086J

€23.95

Free delivery: Aug 10 – 11

If paid before 14:00

Showing 100-198 of 347 products