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 2.0 TDI Water Coolant Pipe Hose Tube 03L121065

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Audi A4 B9 A5 F5 Water Coolant Cooling Hose Pipe Line 2.0 TDI 8W0121030R

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Audi A4 B9 A5 F5 Coolant Pipe Radiator Hose Line Tube 2.0 Petrol 8W0122055BN

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Audi RS6 C7 Petrol Radiator Upper Hose Line Pipe Left N/S 4.0 TFSI 4G0122101P

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Audi A7 4G8 3.0 TDI CRTE Radiator Coolant Water Pipe Hose Line Tube 4G0122055H

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Audi A3 8V 1.0 TSI Water Hose Radiator Coolant Refrigerant Pipe Line 5Q0816743G

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Audi A3 8V 1.0 TSI Water Pipe Engine Cooling Coolant Hose Line 5Q0122073BS

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Audi A6 C7 A7 4G Coolant Cooling Radiator Pipe Line Hose 4G0122061A

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Audi A6 C6 Turbo Coolant Hose Line Tube Pressure Pipe 2.0 Petrol 4F0145731S

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Audi A6 C7 Expansion Coolant Tank Breather Vent Pipe Line 4G0121081CS

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Audi TT 8N S3 8L Water Hose Coolant Radiator Pipe Line 1.8 Petrol 8N0121051E

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Audi A3 8V 2.0 TDI Diesel Water Pipe Engine Cooling Coolant Hose Line 04L122073B

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Audi A5 8T Radiator Coolant Water Hose Line Tube Pipe Diesel Engine 059121071BJ

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Audi A3 8V 1.0 TSI Water Pipe Engine Cooling Coolant Hose Line 5Q0122157DJ

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Audi A4 B8 8K 2.0 TDI CAGA Coolant Hose Heater Water Line 8K1819376G

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Audi A3 8V 2.0 TFSI Water Coolant Pipes Hoses Connector Coupling 5Q0122291BL

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Audi A3 8V 1.0 TSI Water Hose Radiator Coolant Refrigerant Pipe Line 5Q0816721AD

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Audi TT Mk2 8J Water Coolant Pipe Hose Line 2.0 TDI Diesel Engine 8J0121051Q

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Audi RS3 8P 2.5 TFSI Water Coolant Pipe Hose Line Upper Front 8P0122101A

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Volkswagen Audi A3 8V Seat Petrol Water Coolant Pipe Hose Line 5Q0121049AD

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Audi RS3 8V Engine Water Coolant Pipe Hose Liesel 8V0121075

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Audi A4 B7 3.0 TDI BKN Turbo Intercooler Pipe Hose Line Tube 8E0145738D

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Part no. 8E0121044B

Audi A4 B7 Water Hose Cooling Radiator Coolant Pipe Line 8E0121044B

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Part no. 06E121065N

Audi Q5 8R 3.0 TFSI Water Hose Cooling Coolant Pipe Line 06E121065N

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Audi Q5 FY Coolant Water Hose Line Cooling Unit Tube Pipe Petrol 80A122101BK

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Audi A4 S4 B9 3.0 TFSI Water Hose Cooling Engine Coolant Pipe Line 8W0819332E

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Audi A4 B8 Water Hose Cooling Coolant Radiator Pipe Line Diesel 8K0121055L

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Part no. 80A122449Q

Audi Q5 FY 2.0 TFSI Petrol Water Hose Cooling Coolant Pipe Line 80A122449Q

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Audi Q7 4L Water Coolant Pipe Hose Line 3.0 TDI 7L8121070BG

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Part no. 8R0121049AJ

Audi Q5 8R 3.0 TDI Coolant Water Hose Line Tube Pipe 8R0121049AJ

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Part no. 4G0122101AJ

Water Hose Audi A6 C7 A7 4G Diesel Cooling Radiator Pipe Line 4G0122101AJ

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Audi Q5 8R 3.0 TDI Water Coolant Pipe Hose Line 8R0122101Q

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Audi A4 B7 Water Hose Cooling Coolant Radiator Pipe Line 1K0122051AE

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Audi RS3 8P Refrigerant Hose Cooling Radiator Coolant Pipe Line 8P0820721

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Part no. 4F0121107AM

Audi A6 C6 Coolant Breather Vent Pipe Hose 2.0 TDI Diesel 4F0121107AM

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Water Hose Audi A4 B9 A5 F5 Cooling Coolant Radiator Pipe Line 8W0122101B

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Audi A4 S4 B8 3.0 TFSI Water Hose Coolant Pipe Line Tube 06E121083N

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Audi A4 B7 2.0 TDI Water Hose Vent Coolant Radiator Pipe Line 8E0121107AG

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Audi A6 C7 A7 4G Water Coolant Pipe Line Hose 3.0 TDI 4G2122449A

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Audi S4 B6 Engine Cooling Radiator Pipe Hose Line 8E0260701BJ

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Audi A1 8X 1.4 TFSI Water Coolant Pipe Hose Cooling Line 6C0122101E

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Audi TT 8J 1.8 Petrol CDAA Engine Coolant Vent Hose Pipe 8J0121447F

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Part no. 06M121481L

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

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Audi S4 B9 S5 B9 3.0 TFSI Petrol Water Hose Radiator Coolant Pipe 8W0122449AS

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Part no. 04L121157S

Audi A4 B8 2.0 TDI Water Coolant Pipe Hose Line Tube 04L121157S

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Part no. 6C0122101AM

Audi A1 8X 1.6 TDI Diesel Water Coolant Pipe Hose Cooling Line 6C0122101AM

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Part no. 06D121065J

Audi A4 B7 A6 C6 Coolant Hose Line Tube Pipe 2.0 TFSI 06D121065J

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Audi RS4 A4 B8 4.2 FSI CFSA Upper Enigne Coolant Pipe Hose Right O/S 8K0121075

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Audi S3 8V Water Hose Cooling Coolant Pipe Line 06K121497AQ

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

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Audi RS4 B8 RS5 8T Engine Water Coolant Pipe Cooling Hose Line 8K0121055Q

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Audi S6 C6 5.2 FSI V10 Coolant Hose Pipe Cooling Line 07L121070R

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Part no. 1K0122051DL

Audi A3 8P Radiator Coolant Water Hose Pipe Line 2.0 TDI Diesel 1K0122051DL

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

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Audi A4 B8 A5 S5 8T Water Hose Cooling Coolant Pipe Line 3.0 TFSI 06E121065S

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Audi A5 8T Water Hose Cooling Radiator Coolant Pipe Line 8K0819374Q

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

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Audi A4 S4 B7 Water Hose Cooling Coolant Radiator Pipe Line 8E0121030A

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Audi A3 8P VW Golf Mk6 Radiator Coolant Hose Pipe Line 2.0 Diesel 1K0122051GC

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Audi A6 C6 Water Hose Coolant Cooling Tube Pipe Line 4F0121055J

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Audi A3 8P 2.0 TDI Water Hose Radiator Coolant Pipe Line 1K0122291BM

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Audi S5 8T Cooling Coolant System Flange Rear Right O/S 079121137F

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

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Audi Q7 4L Water Hose Cooling Coolant Radiator Pipe Line 059121065AT

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Audi Q5 8R Expansion Bottle Tank Radiator Hose Line Tube Pipe 8R0121081BS

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Audi VW Seat Petrol Water Pipe Engine Coolant Hose Line 2.0 TFSI 06K121085M

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Audi A4 B8 A5 8T Heater Water Cooling Coolant Pipe Hose Line 3.0 TDI 8K0122101B

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Audi A6 C8 Engine Coolant Overflow Breather Hose Lower 3.0 TFSI 4K0121081BF

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Audi S4 B7 Water Hose Union Radiator Pipe Tube 079121131BC

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Audi A1 8X 1.8 TFSI TSI Engine Water Coolant Pipe Hose Line Tube 6C0129637A

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Audi A6 C6 Water Hose Cooling Radiator Coolant Pipe Line 2.0 TDI 4F0121101B

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Audi A3 8Y Coolant Water Hose Line Tube Pipe 5WA122051R

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Audi Q5 8R 2.0 TDI Coolant Water Hose Cooling Unit Line Tube Pipe 8R0121049J

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Audi A4 B8 2.0 TFSI CDNC Petrol Engine Coolant Hose Line Tube 8K0819334AM

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Audi Q7 4L Radiator Coolant Hose Water Pipe Line 3.0 TDI 7L6122101L

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Audi TT 8J 2.0 TFSI CDLB Engine Coolant Hose Line Tube Pipe 8J0121063B

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Audi TT 8J 2.0 TFSI Turbo Coolant Return Pipe Hose Line 06F121492L

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Audi Q3 8U Water Hose Cooling Radiator Coolant Pipe Line 5N0122051

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Audi A6 C7 3.0 TDI Diesel Radiator Upper Hose Line Pipe Left N/S 4G0122101B

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Audi Q7 4L 3.0 TDI Water Hose Cooling Radiator Coolant Pipe Line 7L8122096

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Audi A8 D3 Water Hose Cooling Coolant Radiator Pipe Line 4E0121101BR

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Audi A3 S3 8V Water Hose Radiator Coolant Pipe Line 2.0 Petrol 06K121075P

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Audi S3 8V Water Pipe Hose Engine Coolant Cooling Line 5Q0121051K

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Audi Q5 8R Expansion Bottle Tank Radiator Hose Line Tube Pipe 8R0121081M

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Audi A3 8Y Coolant Water Hose Line Tube Pipe 5WA121070C

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Audi SQ5 8R 3.0 TDI CGQB Coolant Hose Line Tube Pipe 059121103H

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Audi A1 8X 1.4 TFSI CZCA Coolant Hose Line Tube Pipe 6C0122051AE

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Audi A1 8X 1.6 TDI Diesel Engine Water Coolant Pipe Hose Line Tube 6C0122109E

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Audi A4 B8 2.0 TDI Water Hose Radiator Coolant Pipe Line 8K0121049AJ

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Audi TT 8N Water Hose Cooling Coolant Radiator Pipe Line 8N0121051B

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Audi A5 8T Heater Water Cooling Coolant Pipe Hose Line 8K0122101G

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Audi A4 B7 2.0 TDI Diesel Water Hose Cooling Coolant Pipe Line 1K0121096R

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Audi A3 8P 1.9 TDI BLS Diesel Coolant Water Hose Line Tube Pipe 1K0122447ED

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Audi S3 8Y VW Golf Mk8 Water Cooling Coolant Radiator Pipe 2.0 TFSI 5WA145838

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Audi A6 C6 Water Coolant Cooling Heater Heating Pipe Hose 2.0 Diesel 4F0819375C

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Audi S4 B8 S5 8T Water Hose Overflow Tank Coolant Pipe Line 3.0 TFSI 8K0121081AE

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Audi A4 B7 2.0 TDI Diesel Water Hose Cooling Coolant Pipe Line 1K0121157BJ

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Part no. 7L6122109E

Porsche Cayenne 9PA Audi Q7 4L Water Hose Cooling Radiator Pipe 7L6122109E

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Audi S4 B8 S5 8T Water Hose Coolant Pipe Line Tube 3.0 TFSI 06E121083G

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