What is the purpose of the cooling system hose?

It is a flexible or rigid element connecting the components of the cooling system, which allows coolant to flow between the engine, radiator and water pump.

What is the difference between a silicone hose and a rubber hose?

Silicone hoses are more resistant to high temperatures (up to 200°C), making them ideal for sports or tuning applications. Rubber hoses are standard on most passenger cars and offer good flexibility.

How do you know if your cooling hose needs replacing?

Symptoms include leaks, cracks, flattening, or soft material. It's also worth looking for signs of corrosion at the joints.

Are the cooling system hoses universal?

No. Each car model has hoses with specific diameters, lengths, and bend angles – so compatibility with a specific engine or OEM designation is important.

Do cooling system hoses affect engine performance?

Yes, indirectly. An efficient cooling system maintains optimal operating temperatures, which translates into stable power and lower fuel consumption.

How often should you replace your cooling system hoses?

It is recommended to inspect it every 40,000–60,000 km and replace it approximately every 5 years, especially if there are visible signs of wear.

Where to buy cooling system hoses in good condition?

It is best to buy from a trusted store like Global Parts, where each part undergoes quality control and is described in terms of its fit for specific vehicle models.

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 A3 8P Water Coolant Pipe Hose Line 1.8 FSI BZB Petrol Engine 1K0122101GQ

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Part no. 07K121057A

Coolant Hose Audi RS3 8V TTRS 8S 2.5 TFSI Cooling Pipe Line 07K121057A

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Part no. 059121064N

Audi A6 C8 Q5 FY Q7 4M Water Hose Coolant Pipe Line 3.0 TDI 059121064N

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Part no. 1K0122051FD

Audi A3 8P 1.8 2.0 TFSI Petrol Radiator Coolant Pipe Hose Line 1K0122051FD

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Audi A6 C8 Engine Coolant Pipe Line Heating Hose 2.0 TFSI Hybrid 4K0121052H

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Part no. 5N0122086F

Audi Q3 SE Coolant Hose Engine Cooling System Hose Line Tube Pipe 5N0122086F

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Part no. 4E0121052C

Audi S8 D3 Water Coolant Cooling Connecting Pipe Hose Line 5.2 Petrol 4E0121052C

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Part no. 8E0260707BD

Audi S4 B6 4.2 V8 Water Coolant Pipe Hose Line 8E0260707BD

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Part no. 5N0122073AH

Audi Q3 SE Mk1 2.0 TDI Water Coolant Pipe Hose Line Tube 5N0122073AH

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Part no. 3Q0122058E

Audi Q2 GA 2.0 TDI Water Hose Cooling Radiator Coolant Pipe Line 3Q0122058E

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Part no. 059121465A

Audi A7 4G 3.0 TDI Quattro Water Hose Cooling Radiator Pipe Line 059121465A

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Part no. 8E0265381

Audi A3 8V 35 TDI Water Coolant Pipe Hose Line 8E0265381

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Part no. 5Q0121113J

Audi Q3 F3 Coolant Hose Pipe Line 5Q0121113J

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Part no. 059121085Q

Audi A6 C8 Q7 4M Coolant Water Pipe Hose Line Tube 3.0 TDI 059121085Q

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Part no. 5N0122101AS

Audi Q3 SE Coolant Hose With Quick Release Coupling Upper 5N0122101AS

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Part no. 5QF121049AP

Audi Q3 F3 VW Tiguan Mk2 Engine Water Coolant Pipe Hose 2.0 TDI 5QF121049AP

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Part no. 7L8121073H

Audi Q7 4L 3.0 TDI Water Coolant Pipe Hose Line 7L8121073H

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Part no. 1K0121096AB

VW Golf MK5 Audi Seat Skoda 1.9 TDI Water Hose Coolant Pipe Line 1K0121096AB

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Part no. 06E121045AS

Audi A4 S4 B8 S5 8T Water Hose Radiator Coolant Pipe Line 3.0 TFSI 06E121045AS

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Part no. 06E121045AN

Audi S4 B8 S5 8T Water Hose Radiator Coolant Pipe Line Tube 3.0 TFSI 06E121045AN

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Part no. 07L121481H

Audi A6 C6 S8 D3 Engine Water Coolant Pipe Line Tube Hose 07L121481H

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Part no. 1K0122101CC

Audi A4 B7 Water Hose Cooling Coolant Radiator Pipe Line 1K0122101CC

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Part no. 04L121064T

Audi A3 8V Engine Coolant Pipe Hose Line 04L121064T

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Part no. 5N0122157AM

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

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Part no. 4M0819927CP

Audi Q7 4M Water Coolant Hose Tube Line Pipe 3.0 TDI Diesel Set 4M0819927CP

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Part no. 8R0121081AD

Audi Q5 8R 2.0 TDI Expansion Bottle Tank Radiator Hose Line Pipe 8R0121081AD

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Part no. 5N0121051H

Audi Q3 8U 2.0 TDI Engine Water Coolant Pipe Hose 5N0121051H

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Part no. 8K1819371AC

Audi A4 B8 Water Coolant Hose Tube Pipe Line 2.0 TDI Diesel 8K1819350AC

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Part no. 8J0121073E

Audi TT 8J 2.5 TFSI Water Coolant Pipe Hose Line 8J0121073E

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Part no. 3C0122101FS

Volkswagen SEAT Skoda Audi Water Coolant Pipe Line Hose 3C0122101FS

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Part no. 5N0121086D

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

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Part no. 8K1819373AC

Audi A4 B8 Engine Coolant Hose Tube Pipe Line S5000223

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Part no. 06A121065AP

Audi A3 8P Coolant Hose Water Pump Pipe Cooling Line 1.6 Petrol 06A121065AP

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Part no. 4F0121107AN

Audi A6 C6 Coolant Breather Vent Pipe Hose 2.0 TDI Diesel 4F0121107AN

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Audi Q5 8R Engine Coolant Water Hose Pipe Line 2.0 Diesel 8R0819334AE

-2%

Part no. 8R0819334AE

Audi Q5 8R Engine Coolant Water Hose Pipe Line 2.0 Diesel 8R0819334AE

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Part no. 06L121081K

Audi Q5 FY 2.0 TFSI Water Cooling Line Vacuum Breather Pipe Hose 06L121081K

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Part no. 04L121064C

Audi A3 8V Q3 8U Engine Water Coolant Pipe Cooling Hose Line 2.0 TDI 04L121064C

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Part no. 80A121081ED

Audi Q5 FY Coolant Hose With Quick Release Coupling Engine Bay 80A121081ED

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Part no. 8K0819350A

Audi RS4 B8 4.2 FSI CFSA Coolant Hose Pipe Line Tube 8K0819350A

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Part no. 8K0121030K-1

Audi A4 B8 Water Hose Radiator Coolant Pipe Line 1.8 2.0 Petrol 8K0121030K

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Part no. 3Q0122101CG

VW Volkswagen Golf Mk8 Water Coolant Pipe Hose Line 2.0 TDI Diesel 3Q0122101CG

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Part no. 5Q0122051AL

Audi A3 8V Water Coolant Cooling Pipe Hose Line Diesel Engine 5Q0122051AL

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Part no. 8K0145931D

Audi S4 B8 Engine Water Coolant Pipe Hose Left N/S Outer 3.0 TFSI 8K0145931D

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Part no. 8R0819332J

Audi Q5 8R 2.0 TDI Engine Water Coolant Pipe Hose Line Diesel 8R0819332J

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Part no. 06M129666F

Audi RS5 F5 Turbo Coolant Hose Line Tube Pressure Pipe Petrol 06M129666F

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Part no. 5N0921051A

Audi A3 8P 2.0 TDI Water Hose Radiator Coolant Pipe Line 5N0921051A

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Part no. 8K0122101G-1

Audi A4 B8 A5 8T Heater Water Coolant Pipe Hose Line 1.8 2.0 Petrol 8K0122101G

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Part no. 04E122157AC

Audi A4 B9 Turbo Charger Coolant Pipe Hose Line Tube 1.4 TFSI 04E122157CA

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Part no. 4K0122101BB

Audi A6 C8 A7 4K Water Hose Radiator Coolant Pipe Line Diesel 4K0122101BB

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Part no. 06K121075AS

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

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Part no. 06B121070H

Audi A4 B7 1.8 T BFB Coolant Hose Line Tube Pipe 06B121070H

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Part no. 1K0121157AT

VW Golf Mk5 Audi A3 8P EGR Coolant Hose Pipe Line 2.0 TDI 1K0121157AT

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Part no. 8R0121036A

Audi Q5 8R Heater Water Cooling Coolant Pipe Hose Line 8R0121036A

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Part no. 4G0122449K

Audi A6 C7 A7 4G Water Coolant Pipe Hose Line 3.0 TDI 4G0122449K

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Part no. 04L121070D

Audi A3 8V 2.0 TDI Diesel Water Coolant Hose Pipe Tube Line 04L121070D

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Part no. 07L121053E

Audi S6 C6 S8 D3 Quattro 5.2 FSI V10 BSM Coolant Pipe Hose Water Line 07L121053E

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Part no. 5Q0122447AQ

Audi A3 8V Water Pipe Engine Cooling Radiator Coolant Hose 2.0 TDI 5Q0122447AQ

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Part no. 03L121157B

Audi A4 B8 A5 8T 2.0 TDI Water Hose Cooling Pipe Line 03L121157B

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Part no. 06M121132B

Audi RS5 F5 Water Coolant Pipe Hose Cooling Line Connection Flange 06M121132B

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Part no. 8R0121081C

Audi Q5 8R 3.0 TDI Water Hose Cooling Radiator Coolant Pipe Line 8R0121081C

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Part no. 1J0122109AQ

Audi TT 8N 1.8 T AUQ Cooler Water Hose Line Tube Pipe 1J0122109AQ

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Part no. 04L122157BT

Audi A4 B9 A5 F5 Water Coolant Cooling Hose Pipe 2.0 TDI 04L122157BT

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Part no. 5Q0122101CE

Audi TTS FV Radiator Water Coolant Hose Pipe Tube Line Quick Release 5Q0122101CE

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Part no. 8E0121049N

Audi A4 B7 Water Hose Cooling Radiator Coolant Pipe Line 8E0121049N

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Part no. 6C0122101AC

Audi A1 8X Water Coolant Pipe Hose Line Flange 1.4 TFSI 6C0122101AC

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Part no. 6R0122157AA

Audi A1 8X Water Pipe Hose Line Cooling Coolant Unit Hose 6R0122157AA

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Part no. 6C0129637

Audi A1 8X 1.8 TFSI TSI Engine Water Coolant Pipe Hose Line Tube 6C0129637

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Part no. 04L122157BB

Audi A4 B8 A5 8T Water Coolant Pipe Line Hose Tube 2.0 TDI 04L122157BB

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Part no. 06M121137AH

Audi A4 B9 A5 F5 Water Coolant Pipe Hose Cooling Line 06M121137AH

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Part no. 06E121065H

Audi A4 B7 A8 A6 Coolant Hose Pipe Line 06E121065H

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Part no. 8R0121071H

Audi Q5 8R Coolant Water Hose Line Tube Pipe 8R0121071H

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Part no. 03L121157AE

Audi A6 S6 4G 4F Q5 8R Engine Coolant Pipe Hose Tube Line 2.0TDi 03L121157AE

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Part no. 04L122157AQ

Audi A4 B9 A5 F5 Engine Coolant Pipe Hose 2.0 TDI Diesel 04L122157AQ

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Audi A4 B8 Rear Coolant Water Breather Pipe Line Tube Hose 8K0121081BC

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Part no. 8P0820741A

Audi RS3 8P Refrigerant Hose Cooling Radiator Coolant Pipe Line 8P0820741A

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Part no. 4F0819378F

Audi A6 C6 2.0 TFSI Coolant Water Heater Pipe Hose Line 4F0819378F

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Part no. 6R0121447P

Audi A1 8X 1.2 TFSI CBZA Radiator Water Coolant Pipe Hose Line 6R0121447AJ

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Part no. 8K0819374D

Audi S4 B8 A5 8T Water Pipe Engine Cooling Coolant Hose Line 3.0 TFSI 8K0819374D

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Part no. 06B121065

Audi A4 B7 1.8 T BFB Petrol Engine Coolant Return Pipe Hose Line 06B121065

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Part no. 7L8121058A

Audi Q7 4L 4.2 TDI Coolant Hose Radiator Pipe Water Cooling Line 7L8121058A

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Part no. 1K0121109AL

Audi A3 8P Radiator Water Coolant Hose Pipe Line 1.8 FSI Petrol 1K0121109AL

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Part no. 7L8121058

Audi Q7 4L 4.2 TDI Coolant Hose Radiator Pipe Water Cooling Line 7L8121058

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Part no. 06D121085

Audi A4 B7 2.0 TFSI BGB Turbo Water Coolant Hose Line Tube Pipe 06D121085

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Part no. 079121081

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

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Part no. 4K0145963C

Audi A6 C8 Water Coolant Pipe Hose Line 50 TFSIe 4K0145963C

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Part no. 8K0145923B

Audi A4 S4 B8 A5 S5 8T Radiator Coolant Hose Tube Pipe Line 3.0 TFSI 8K0145923B

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Part no. 06A121497Q

Audi TT 8N 1.8T AUM Turbo Coolant Return Feed Pipe Hose Line Tube 06A121497Q

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Part no. 04C133320F

Audi A1 8X Fuel Injection Line Pressure Pipe Rail Injector 1.0 TFSI 04C133320F

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Part no. 4K0819374R

Audi A6 C8 3.0 TDI Engine Coolant Pipe Water Hose Cooling Line Tube 4K0819374R

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Part no. 4K0145947E

Audi A6 C8 A7 4G Water Coolant Pipe Hose Line 50 TFSIe 4K0145947E

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Part no. 2Q0122109E

Audi A1 GB Water Coolant Cooling Pipe Hose Line 1.0 TFSI Petrol 2Q0122109E

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Part no. 06E121044D

Audi S4 B8 Engine Coolant Pipe Water Hose Line 3.0 TFSI CAKA 06E121044D

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Part no. 4K0145050C

Audi A6 C8 Engine Water Coolant Pipe Hose Line 50 TFSIe 4K0145050C

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Part no. 2Q0122101BP-1

Audi A1 Coolant Cooling Hose Pipe Line 1.0 TFSI Petrol 2Q0122101BP

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Part no. 059122445F

Audi Q7 Q8 4M 3.0 TDI Engine Coolant Hose Line Tube Pipe 059122445F

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Part no. 420260712B

Audi R8 42 Air Conditioning A/C Pipe Hose Cooling Line Tube 420260712B

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Part no. 2Q0122157B

Audi A1 GB Coolant Cooling Hose Pipe Line 1.0 TSI Petrol 2Q0122157B

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Part no. 2Q0122073H

Audi A1 GB Cooling Coolant Hose Pipe Line 1.0 Petrol Engine 2Q0122073H

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Part no. 059131425A

Audi Q5 8R Water Cooling Coolant Pipe Line Connector Bracket 059131425A

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