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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Part no. A6511400675-1

Mercedes W639 W906 OM651 Diesel EGR Exhaust Cooler Heat Exchanger A6511400275

€28.95

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Part no. A2465281282

Intake Hose Mercedes W176 Air Charge Cooler Turbo Intercooler Pipe A2465281282

€23.95

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BMW 5 7 X5 Series E60 E61 E65 E70 LCI Water Coolant Hose Return Pipe 7780001

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Part no. 03L121065K

Audi A4 B8 A5 8T 2.0 TDI Hose Thermostat Coolant Pipe Line 03L121065K

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Part no. 7515501-1

Water Hose Mini Cooper S R52 R53 W11 Petrol Radiator Coolant Pipe 1475572

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Mini Cooper R55 R56 R57 Engine Coolant Pipe Hose Return Line 2751611

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Part no. 5N0121065

Volkswagen Tiguan 5N Water Pipe Hose Coolant Cooling Line 5N0121065

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Audi A3 8V Water Hose Cooling Coolant Radiator Pipe Line 5Q0121070AF

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Mercedes W639 W906 EGR Exhaust Cooler Heat Exchanger OM651 Diesel A6511400275

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Coolant Hose Mercedes W177 M260 Engine Coolant Cooling Pipe Line A2602000100

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Water Hose Mercedes W204 W212 OM651 Coolant Water Pump Pipe Line A6512000682

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Mercedes W204 W212 OM651 Diesel EGR Valve With EGR Exhaust Cooler A6511400775

€66.95

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Volkswagen Goif Caddy 1.6 TDI Diesel Water Coolant Pipe Hose Line 03L121065AJ

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Part no. A1715010282

Mercedes SLK R171 Water Hose Cooling Radiator Coolant Pipe A1715010282

€23.95

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

€23.95

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Part no. A6512000182

Water Hose Mercedes W176 W246 Diesel OM651 Cooling Coolant Pipe A6512000182

€28.95

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Part no. 9802756

Mini Cooper Countryman R60 R61 Radiator Pipe Coolant Hose Line 9802756

€23.95

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Part no. A6402001452

Thermostat Hose Mercedes W169 W245 OM640 Water Coolant Pipe Line A6402001452

€23.95

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Part no. 7809821

Coolant Hose BMW F10 F11 N47N Radiator Water Cooling Pipe Diesel 7809821

€23.95

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Part no. 3Q0121070AG

Audi Q2 GA 2.0 TDI Water Hose Cooling Radiator Coolant Pipe Line 3Q0121070AG

€28.95

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Part no. A2135014100

Water Hose Mercedes W213 S213 Radiator Cooling Coolant Pipe A2135014100

€23.95

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Part no. A6512000082

Mercedes W176 OM651 Coolant Hose Carrier Oil Water Heat Exchanger A6512000082

€23.95

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Part no. A2465010358

Mercedes W176 W246 Coolant Hose Water Pump To Oil Cooler A2465010358

€23.95

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Part no. A2712002452-1

Water Pump Pipe Mercedes W204 M271 Engine Cooling Coolant Feed Hose A2712002452

€23.95

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Part no. 7515501

Mini Cooper S R52 R53 W11 Petrol Radiator Water Coolant Pipe Hose 7515501

€23.95

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Part no. 8571141

BMW F20 F21 F30 F31 LCI Water Coolant Flange Connector Motor 8571141

€23.95

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Part no. A1715010225

Vent Pipe Mercedes SLK R171 Cooling Line Expansion Tank Hose A1715010225

€28.95

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Hose Pipe BMW F40 F45 B47B B47D Hose High Pressure EGR Coolant Pump Tube 8584837

€28.95

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Part no. 03C103465AA

Audi A1 8X Water Pipe Hose Line Engine Cooling Coolant Unit Hose 03C103465AA

€23.95

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Mercedes-Benz M-Class ML W163 Injection System Pressure Line Diesel A6110700033

€23.95

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BMW 5 7 Series F01 F10 F11 Diesel Water Pump Coolant Hose Pipe Line 9170347

€23.95

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Mini Cooper D R55 R56 R57 LCI N47N Radiator Cooler Coolant Pipe Hose 7811785

€28.95

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Part no. A6461420079

Mercedes W639 OM646 EGR Exhaust Cooler Heat Exchanger A6461420079

€23.95

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Part no. 2754222-1

Mini Cooper R55 R56 R57 Cooling System Coolant Radiator Water Hose Pipe 2754222

€23.95

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Part no. 7799749

BMW E60 E60N E61 LCI Engine Radiator Coolant Hose Pipe 520d N47 7799749

€23.95

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BMW X5 E53 Cooling System Coolant Radiator Water Hose 3.0d M57N 7791170

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Audi TT 8J Water Coolant Hose Pipe Line Tube 1K0121063J

€23.95

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BMW E81 E87 E90 Petrol Radiator Engine Oil Cooling Hose Pipe 7521067

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Mini Cooper R60 R61 Cooling System Coolant Radiator Water Hose Pipe 9802103

€23.95

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Audi A4 B8 2.0 TDI Water Coolant Hose Tube Line Pipe 8K0121049AF

€23.95

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Part no. 03C121070L

Audi A3 8P Water Hose Radiator Coolant Pipe Line Petrol 03C121070L

€23.95

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Audi TT 8J 2.0 TFSI BWA Upper Radiator Coolant Hose Line Pipe Tube 1K0122101DK

€28.95

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Part no. 7535900

Mini Cooper R50 R52 Radiator Cooling System Coolant Hose 7535900

€32.95

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Part no. 6R0121109

Volkswagen Polo 6R Water Hose Radiator Coolant Cooling Pipe Line 6R0121109

€23.95

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Part no. A6512006901

Water Pipe Mercedes W212 Engine Cooling Coolant Hose Line A6512006901

€23.95

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Part no. A6512031482

Coolant Hose Mercedes W204 W212 OM651 Diesel Heater Water Pipe A6512031482

€23.95

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Part no. A6512001051

Water Pipe Mercedes W205 C253 OM651 Engine Cooling Coolant Hose A6512001051

€23.95

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Part no. A6071400300

EGR Exhaust Cooler Mercedes W176 W246 Heat Exchanger OM607 Diesel 147357324R

€75.95

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Part no. 05E121070

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

€32.95

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Part no. 6C11-18K582-CE

Water Hose Ford Transit Mk7 2.2 TDCi Heat Exchanger Coolant Line 6C11-18K582-CE

€23.95

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Part no. 7794157

BMW X5 Series E70 Hose Pipe Water Hose 7794157

€23.95

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Part no. 8632767

Mini F55 F56 Petrol Thermostat Heat Management Module Coolant Pipe Hose 8632767

€23.95

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Part no. A2045011682

Mercedes W212 Radiator Coolant Hose Pipe Engine Cooling A2045011682

€23.95

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Part no. 7552408

BMW E88 E90 E90 E91 LCI N43 Thermostat Heater Return Hose For Radiator 7552408

€37.95

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Part no. A6402001352

Mercedes W169 W245 CDI Radiator Water Cooling Pipe Hose Line A6402001352

€23.95

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Part no. 5N0121065-1

Volkswagen Tiguan 5N Water Pipe Hose Coolant Cooling Line 5N0121065

€23.95

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Part no. 2754223

Mini Cooper S R55 R56 R57 Cooling System Water Coolant Hose Pipe 2754223

€32.95

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Part no. A2465010482

Mercedes W176 W246 OM651 Water Hose Engine Radiator Coolant Pipe A2465010482

€23.95

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Part no. 7796871

BMW X1 E81 E87 E90 E91 N47 Cooling Radiator Water Pipe Hose 7797259

€23.95

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Part no. A1775014300

Bled Line Mercedes W177 OM608 Diesel Low Temperature Expansion Tank A1775014300

€28.95

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Part no. A2712300656

Mercedes C CLK W203 C209 Kompressor Air Conditioning Suction Pipe Line

€23.95

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Part no. 7544638

BMW 5 6 7 Series E60 E61 E63 E64 E65 N52 Cylinder Head Thermostat Hose 7544638

€23.95

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Part no. 3448075

BMW X3 Series E83 LCI E83N Engine Water Valve Pipe Coolant Hose Supply 3448075

€23.95

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Part no. 8645546

Mini Cooper S F55 F56 Petrol Engine Water Pump Cooling Coolant Pipe Hose 8645546

€28.95

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Part no. 06H133514K

Audi A5 8T 2.0 TFSI CDNB Vacuum Solenoid Coolant Line Tube Hose Pipe 06H133514K

€32.95

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Part no. A9065011482

Mercedes Sprinter W906 Water Hose Cooling Radiator Coolant Pipe Hose A9065011482

€28.95

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Part no. A6398322393

Heat Exchanger Hose Mercedes Vito W639 OM646 Water Coolant Pipe A6398322393

€23.95

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Part no. A2535015101

Mercedes X253 Water Hose Radiator Coolant Cooling Pipe Line A2535015101

€28.95

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Part no. 1K0121070CA

VW Volkswagen Touran 1T 1.4 TSI CAVC Water Coolant Pipe Hose Line 1K0121070CA

€23.95

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Part no. 7505949

BMW X5 Series E53 Inlet Heater Radiator Water Hose 7505949

€23.95

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Part no. 06K121085M

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

€23.95

Free delivery: Feb 11 – 16

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Part no. 5Q0121156D

VW Volkswagen Golf Mk8 Water Pipes Hoses Coolant Cooling Line 5Q0121156D

€28.95

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Part no. 5N0121070F

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

€23.95

Free delivery: Feb 11 – 16

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Part no. 03L121071

Audi A4 B8 A5 8T A6 C6 Water Coolant Cooling Pipe Hose Line 2.0 TDI 03L121071

€23.95

Free delivery: Feb 11 – 16

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Part no. BK319Y438AB

Ford Transit 2.2 TDCI Water Hose Cooling Coolant Pipe Line BK319Y438AB

€23.95

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Part no. A2642000800

Water Hose Coolant Mercedes W205 M264 Petrol Cooling Pipe Line A2642000800

€47.95

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Part no. 6C11-8W005-EA

Ford Transit Mk7 Water Hose Engine Cooling Radiator Coolant Pipe 6C11-8W005-EA

€28.95

Free delivery: Feb 11 – 16

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Part no. 7596837

BMW F20 F21 F30 F31 F32 Petrol Radiator Coolant Hose Pipe 7596837

€23.95

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Part no. A6512000282

Water Hose Mercedes W176 W246 Diesel OM651 Cooling Coolant Pipe A6512000282

€28.95

Free delivery: Feb 11 – 16

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Part no. A9068322215-1

Mercedes Sprinter W906 Water Hose Diesel Radiator Cooling Pipe A9068322215

€28.95

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Part no. A1668303800

Coolant Hose Mercedes GLE W166 C292 OM642 Water Cooling Line A1668303800

€23.95

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Part no. 1K0121070BB

Volkswagen Touran 1T Water Coolant Pipe Hose Line Tube 1.4 TSI 1K0121070BB

€23.95

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Part no. 8K0819334Q

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

€23.95

Free delivery: Feb 11 – 16

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Part no. 06F122101A

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

€23.95

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Part no. 8514071

Water Hose BMW X3 F25 X4 F26 B47 Coolant Expansion Tank Pipe Line 8514071

€23.95

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Part no. 7535591

BMW Z4 Series E85 Hose Additional Water Pump Water Valve Pipe

€23.95

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Part no. 8K0121049M

Water Pipe Audi A4 B8 A5 8T 2.0 TFSI Coolant Hose Line 8K0121049M

€23.95

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Part no. 7598496

Coolant Hose BMW F10 F11 F07GT Petrol N55 Thermostat Inlet Pipe 7598496

€32.95

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Part no. A2098300196

Mercedes CLK-Class C209 W209 Engine Motor Cooling Coolant Hose Line A2098300196

€23.95

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Part no. 8J0121124A

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

€66.95

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Part no. 8K0819334AM

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

€28.95

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Part no. 1K0122101JR-1

VW Golf Mk6 Audi A3 8P Water Hose Radiator Coolant Pipe Line 1.6 TDI 1K0122101JR

€23.95

Free delivery: Feb 11 – 16

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Part no. 1K0121157AG

VW Audi Seat Skoda 1.9 BXE TDI Diesel Water Hose Coolant Line 1K0121157AG

€23.95

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Part no. 7645523

Water Hose BMW F45 Mini F60 Radiator Coolant Hose Pipe Line 7645523

€28.95

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Part no. A9078306901

Mercedes W907 Auxiliary Water Pump Coolant Hose Line Pipe 9078306901

€23.95

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Part no. 8573715

Water Hose BMW F20 F30 F31 F10 F11 LCI B47 EGR Cooler Coolant Pipe Line 8573715

€32.95

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Part no. A6462030982

Mercedes W204 Water Hose Coolant Cooling Pipe Line A6462030982

€28.95

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Part no. 03L121131K

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

€28.95

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Part no. 8632767-1

Water Hose BMW F40 F45 X1 F48 Mini F55 F56 Petrol Coolant Pipe Line 8632767

€23.95

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Showing 1-99 of 2034 products

Flexible and rigid cooling hoses – durability and fit for popular models

Rubber and silicone hoses for cooling systems – temperature and pressure resistance

Cooling system hoses and lines are key components that enable coolant circulation between the radiator, water pump, thermostat, and engine. Their efficiency and tightness are essential for proper cooling system operation and preventing engine overheating. At Global Parts, you'll find a wide selection of used car parts., including cooling system hoses and pipes, ideal for BMW , Audi , Mercedes , Volkswagen , Mini and others .

What is the difference between flexible and rigid cooling system hoses?

Flexible cooling hoses made of EPDM rubber or silicone help compensate for engine vibrations and pressure changes. Rigid hoses (e.g., aluminum or PA12 plastic) are used where dimensional stability and resistance to high temperatures—up to 150–180°C —are required. Modern vehicles often use a combination of both types, ensuring optimal coolant flow and longer system life.

What are the functions of cooling system hoses and pipes ?

Cooling system hoses and lines play a key role in regulating engine operating temperature: Coolant Transport – Hoses and lines connect key components of the cooling system, allowing coolant to flow throughout the system. Overheating Prevention – By circulating the coolant, they maintain the proper operating temperature of the engine, preventing it from overheating. Adequate flexibility and tightness – The materials from which the lines and hoses are made ensure their resistance to high temperatures, pressure and the effects of coolant. Efficient cooling system hoses and lines are essential for the efficient operation of the entire cooling system.

Construction and technical parameters of cooling pipes

A typical cooling system hose consists of several layers: a protective outer layer, a reinforcing layer (reinforced with synthetic fiber), and an inner layer that is chemically resistant to coolants. The operating pressure of such hoses is typically 1–2 bar, and their peak strength can reach up to 5 bar . The use of appropriate materials prevents hose cracking during rapid temperature changes, especially in cars with turbocharged engines. Cooling system hoses, commonly known as radiator hoses, can be made of various materials – most commonly EPDM rubber or silicone, which can withstand temperatures from -40°C to as much as +150°C. High-performance vehicles, such as the BMW M series or Audi S-Line, use silicone hoses with a reinforced textile construction, ensuring longer life and resistance to operating pressures above 2 bar. Flexible hoses compensate for engine vibrations, while rigid sections (e.g., aluminum) ensure stability at high fluid flow rates.

Why is it worth taking care of cooling system hoses and pipes ?

Damaged or worn cooling system hoses and lines can lead to serious cooling system problems. Common symptoms include: Coolant Leak – Leaks in lines or hoses can lead to leaks and a drop in coolant level. Engine Overheating – Restricted coolant flow due to damaged hoses can lead to engine overheating. Noises and vibrations – Improper mounting or damaged hoses can cause vibrations and noises during system operation. At Global Parts, we offer original used cooling system hoses and lines that have undergone detailed quality tests, ensuring their durability and tightness.

Symptoms of damage and compatibility of cooling hoses - table

Fault symptom	Possible cause	Recommended action
Coolant level drop	Microleak in the pipe	Cooling system hose replacement
Engine overheating	Clogged hose or kink	Checking for patency, replacement
Vibration or gurgling	Loose cable connections	Tightening the clamps, checking the handles
Low engine operating temperature	Too much flow – no resistance	Thermostat operation check

How to choose the right cooling system hoses and pipes ?

When selecting cooling system hoses and lines, there are several key aspects to consider: Vehicle-specific fit – Every cooling system has its own specific technical requirements. At Global Parts, you'll find cooling system hoses and lines perfectly suited to BMW , Audi , Mercedes , Volkswagen , Mini , and more. Technical Condition – Make sure that the lines and hoses are free from cracks, bulges and other damage. Material resistance – Choose hoses and lines made of materials that are resistant to high temperatures and operating fluids.

Parts selection procedure

To select the correct cooling system hose, it's best to use the vehicle's VIN or the OEM part number. The Global Parts system automatically searches by engine code or part number, minimizing the risk of incorrect matching. This ensures that the hoses are fully compatible with the water pump, radiator, and thermostat, ensuring the entire system maintains its factory seal.

Why choose used cooling system hoses and pipes ?

Used car parts , such as cooling system hoses and lines, are a practical solution that allows you to save money while maintaining high quality. By choosing used cooling system hoses and lines, you gain: Lower costs – Used components are much cheaper than new ones, but offer equally high quality. Ecology – Recycling car parts supports environmental protection and reduces waste. A wide range – In our store you will find cooling system hoses and pipes for the most popular car brands.

How to take care of cooling system hoses and pipes ?

To ensure that cooling system hoses and lines function reliably for a long time, it is important to follow a few rules: Regularly check the condition of lines and hoses to prevent coolant leaks. Monitor the coolant level – a sudden drop may indicate a leak in the lines. Replace damaged or worn components in time to avoid more serious cooling system problems. If you need a replacement, you'll find the right used car parts at Global Parts that will restore full efficiency to your cooling system.

FAQ - Frequently asked questions about cooling system hoses and lines

Question	Answer
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.

Summary: Cooling System Hoses and Pipes at Global Parts Automotive Store

Cooling system hoses and lines are key components that ensure efficient coolant flow and maintain optimal engine operating temperatures. By maintaining their technical condition, you can avoid costly repairs and extend the engine's lifespan. The Global Parts automotive store invites you to browse our extensive selection of original used car parts . Whether you're looking for car parts for BMW , Audi , Volkswagen , Mercedes, Mini , and more, you'll find them at competitive prices. We strive to ensure every customer finds the right parts for their car, and if you have any questions or concerns about selecting the right components, we're happy to help! Please contact us – we're here to help! For more information and interesting facts, visit our automotive blog .

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