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 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 S4 B9 Turbo Coolant Hose Line Tube Pressure Pipe 3.0 Petrol 8W0122055AM

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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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Volkswagen Passat B8 Water Coolant Hose Tube Line Pipe 2.0 TDI 5Q0122073AL

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

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Range Rover L405 Coolant Hose Line Tube Pipe 4.4 Diesel CPLA-8260-DC

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

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

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

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

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

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

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

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

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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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Cooling Line VW Polo 6C Audi A1 8X 1.6 TDI Water Coolant Pipe Hose 6C0122073B

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Part no. 8J0121447F

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

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

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

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Audi VW Seat Skoda Water Hose Cooling Radiator Coolant Pipe Line 5Q0121058R

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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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Part no. 8R0121049J

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

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Part no. 8R0121081M

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

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Part no. 5WA121070C

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

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Part no. 6C0122051AE

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 A4 B9 A5 F5 2.0 TDI Diesel Engine Water Coolant Pipe Hose Line 8W0145947E

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

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Audi A4 B8 Q5 8R A5 8T Water Coolant Hose Pipe Line TFSI Petrol 8K0819376F

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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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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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Volkswagen Golf Mk5 Audi A3 8P Water Hose Cooling Coolant Pipe Line 1K0122109BT

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Audi A3 8P A4 B8 Ventilation Breather Pipe Hose Line 1.8 TFSI 06H103221J

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Audi A6 C6 Water Hose Cooling Radiator Coolant Pipe Line 4F0121101G

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Oil Pipe Audi A4 B8 A5 8T 2.0 TDI Automatic Gearbox Cooler Line 8K0317825AE

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Audi RSQ3 F3 Water Hose Cooling Coupling Coolant Radiator Pipe Line 8V0122101C

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Water Hose Audi A5 8T A4 B8 Cooling Coolant Radiator Pipe Line 8K0121109AA

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Audi SQ5 3.0 TFSI Water Hose Cooling Coolant Radiator Pipe Line 80A122449H

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Part no. 1K0122101FP

Audi A3 8P 1.6 TDI Water Hose Radiator Coolant Pipe Line 1K0122101FP

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Audi A4 B8 Water Coolant Ventilation Breather Pipe Hose Line 2.0 TDI 8K0121081CK

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Audi A5 S5 8T Coolant Water Hose Line Tube Pipe 3.0 TFSI 8K0819334Q

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Audi Seat Skoda Volkswagen Water Hose Radiator Coolant Pipe Line 5WA121049L

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Audi S7 4G8 Coolant Pipe 4.0 TFSI Petrol Right O/S Cooler Water Hose 079121085N

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Audi A8 D4 Coolant Cooling Hose Pipe Line Tube 059121075DK

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Audi S3 8V Water Hose Engine Coolant Cooling Pipe Line Tube 5Q0121070BQ

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Audi A6 4G Q5 8R 2.0 TDI Diesel Water Hose Line Tube Pipe 1K0121096R 059121512N

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Audi RS3 8P Gearbox Oil Cooler Coolant Pipe Hose Line 2.5 TFSI CEPA 8J0121124A

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Part no. 1K0122447HB

Audi A3 8P Water Coolant Pipe Hose Line 1.4 TFSI CAXC 1K0122447HB

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Audi A4 B8 2.0 TDI Water Hose Radiator Coolant Pipe Line 03L122157F

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