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.

More information

Make

Category

Subcategory

Condition

In Stock

Price

Products in promotion

Part no. A2034701620

Mercedes-Benz C-Class W203 Fuel Tank Filler Neck Pipe Hose A2034701620

Product currently unavailable

Part no. A2048300096

Mercedes W204 M271 Water Hose Engine Cooling Coolant Pipe Line A2048300096

Product currently unavailable

Part no. A2762006651

Coolant Hose Mercedes C238 Turbo Cooling Return Line A2762006051

Product currently unavailable

Part no. A9075010000

Mercedes W907 Coolant Radiator Expansion Tank Bleed Line A9075010000

Product currently unavailable

Part no. A9075282300

Mercedes Sprinter W907 Diesel Intercooler Left N/S Hose Air Line A9075282300

Product currently unavailable

Part no. A6120160681

Mercedes W906 OM611 OM612 OM646 OM647 Cylinder Head Molded Hose Line A6120160681

Product currently unavailable

Part no. A2045010224

Coolant Pipe Mercedes W204 M274 Oil Cooler To Radiator Coolant Hose A2045010224

Product currently unavailable

Part no. A6460700500

Mercedes W204 OM646 Fuel Injection Line Pressure Pipe Rail Injector Set

Product currently unavailable

Part no. A1668300596-1

Coolant Hose Mercedes W166 Diesel OM642 Radiator Water Hose A1668300596

Product currently unavailable

Part no. A2035014582

Mercedes W203 M272 Water Hose Engine Cooling Radiator Coolant Pipe A2035014582

Product currently unavailable

Part no. A2475062800

Mercedes W177 W247 Water Hose Coolant Cooling Pipe Line A2475062800

Product currently unavailable

Part no. A2048306696

Water Pipe Mercedes W204 W212 Engine Cooling Coolant Hose Line A2048306696

Product currently unavailable

Part no. A2215011582

Mercedes Radiator Hose W221 Lower Coolant Line Hose Diesel A2215011582

Product currently unavailable

Part no. A6462031082

Heater Hose Mercedes W204 W212 OM646 Water Coolant Return Pipe A6462031082

Product currently unavailable

Part no. A1725017282

Mercedes R172 M274 Engine Coolant Left N/S Cooler Hose Pipe Line A1725017282

Product currently unavailable

Part no. A2135017400

Mercedes A238 Water Coolant Filling Hose Pipe Line A2135017400

Product currently unavailable

Part no. A1665001075

Mercedes GLE W166 Diesel Engine Water Coolant Hose Pipe Line Tube A1665001075

Product currently unavailable

Part no. A2055016200

Mercedes W205 Water Hose Radiator Coolant Cooling Pipe Line A2055016200

Product currently unavailable

Part no. A6398306315

Heater Hose Mercedes Vito W639 Water Coolant Return Pipe Diesel A6398306315

Product currently unavailable

Part no. A2038304796-1

Water Hose Mercedes W203 W209 OM646 Cooling Coolant Pipe Line A2038304796

Product currently unavailable

Part no. A2128302300

Mercedes W212 M278 Petrol Engine Water Coolant Hose Line Tube A2128302300

Product currently unavailable

Part no. A1645002775

Mercedes ML W164 GL X164 Water Coolant Hose Pipe Radiator A1645002775

Product currently unavailable

Part no. A2115282282

Mercedes-Benz W211 E 270 CDI Diesel Air Charge Intercooler Hose A2115282282

Product currently unavailable

Part no. A2135012202

Coolant Hose Mercedes W213 Diesel OM656 Radiator Left Water Line A2135012202

Product currently unavailable

Part no. A2095011182

Mercedes W209 M112 Radiator Lower Hose Coolant Cooling Pipe Line A2095011182

Product currently unavailable

Part no. A2055017601

Bleed Hose Mercedes W205 Coolant Expansion Tank To Radiator Line A2055017601

Product currently unavailable

Part no. A1685010182

Mercedes-Benz A W168 A140 A160 Radiator Pipe Line Hose Lower Bottom A1685010182

Product currently unavailable

Part no. A2435004700

Mercedes EQA350 H243 Electric Drive Coolant Hose Water Line A2435004700

Product currently unavailable

Part no. A2115001972

Water Hose Mercedes W211 CLS C219 Radiator Coolant Cooling Pipe Line A2115001972

Product currently unavailable

Part no. A2128300095

Water Hose Mercedes W207 W212 W218 OM642 Coolant Cooling Pipe Line A2128300095

Product currently unavailable

Part no. A2038304096

Water Hose Mercedes W203 W209 Cooling Coolant Pipe Line A2038304796

Product currently unavailable

Part no. A1775016000

Coolant Hose Mercedes W177 W247 OM608 Diesel Radiator Cooler To Regulation Valve

Product currently unavailable

Part no. A6401400975

EGR Exhaust Cooler Mercedes W169 W245 Heat Exchanger OM640 Diesel A6401400975

Product currently unavailable

Part no. A1705000075

Mercedes R170 Water Hose Radiator Cooling Coolant Top Pipe Line A1705000075

Product currently unavailable

Part no. A2712300156

Mercedes-Benz C-Class W203 Air Conditioning Hose Pipe Line A2712300156

Product currently unavailable

Part no. A6512003202-1

Mercedes Sprinter W910 Diesel OM651 Water Pump Coolant Flange A6512030200

Product currently unavailable

Part no. A1662000452

Mercedes-Benz W168 M166 Radiator Water Coolant Pipe Hose A1662000452

Product currently unavailable

Part no. A2038323894-1

Mercedes W203 C180 C200 Kompressor Engine Cooling Radiator Return Hose Pipe

Product currently unavailable

Part no. A2731420083

Mercedes W164 W221 C219 Molded Hose Coolant Hose Pipe Line M273 A2731420083

Product currently unavailable

Part no. A2038305496

Water Hose Mercedes W203 W209 OM646 Cooling Coolant Pipe Line A2038305496

Product currently unavailable

Part no. A1645002675

Mercedes ML W164 OM642 Water Hose Water Coolant Cooling Pipe Line A1645002675

Product currently unavailable

Part no. A2115011082

Mercedes-Benz W211 E 270 CDI Diesel Engine Cooling Radiator Hose A2115011082

Product currently unavailable

Part no. A2095010282

Mercedes CLK W209 M112 Water Hose Radiator Coolant Pipe Line A2095010282

Product currently unavailable

Part no. A1684702820

Mercedes-Benz A-Class W168 Fuel Tank Filler Neck Pipe Hose A1684702820

Product currently unavailable

Part no. A6512002300

Mercedes Vito W639 Coolant Hose EGR Cooler Feed Line OM651 Diesel A6512002300

Product currently unavailable

Part no. A2742030182

Coolant Hose Mercedes X253 Petrol M274 Heat Exchanger Water Line A2742030182

Product currently unavailable

Part no. A6398320593

Mercedes Vito Viano W639 OM646 Water Coolant Hose Return Pipe Line A6398320593

Product currently unavailable

Part no. A1635011724

Mercedes-Benz M ML W163 270 CDI Engine Radiator Cooling Water Pipe A1635011724

Product currently unavailable

Part no. A1685011082

Mercedes A Class W168 Radiator Expansion Tank Bottom Coolant Hose A1685011082

Product currently unavailable

Part no. A1688350197

Mercedes A Class W168 Engine Heat Exchanger Matrix Coolant Hose A1688350197

Product currently unavailable

Part no. A6398329123

Mercedes Vito Viano W639 OM646 Coolant Hose Heater Water Pipe A6398329123

Product currently unavailable

Part no. A1635010382

Mercedes W163 Engine Water Coolant Pipe Hose A1635010382

Product currently unavailable

Part no. A2048302696

Mercedes W204 C63 AMG Water Hose Cooling Coolant Pipe Line A2048302696

Product currently unavailable

Part no. A2515018382

Coolant Hose Mercedes W251 Diesel OM642 Radiator Water Cooling Line A2515018382

Product currently unavailable

Part no. A6422030000

Mercedes W213 C238 C253 OM642 Engine Turbocharger Coolant Pipe Hose A6422030000

Product currently unavailable

Part no. A2034701420

Mercedes-Benz C-Class W203 Fuel Tank Filler Neck Pipe Hose A2034701420

Product currently unavailable

Part no. A1775201400

Mercedes W177 Intercooler Air Pipe Line Hose A1775201400

Product currently unavailable

Part no. A6112000352

Mercedes-Benz C W203 OM 611 612 Water Pipe Hose Line Alternator A6112000352

Product currently unavailable

Part no. A6682000752

Coolant Hose Mercedes W168 OM668 Diesel Water Pipe Line Cooling A6682000752

Product currently unavailable

Part no. A2105013282

Mercedes-Benz E W210 M112 Radiator Pipe Line Hose Lower Bottom A2105013282

Product currently unavailable

Part no. A2128320994

Water Pipe Mercedes W212 Engine Cooling Coolant Hose Line A2128320994

Product currently unavailable

Part no. A2045013425

Mercedes W204 Radiator Coolant Hose Cooling Pipe Bleed Line Diesel A2045013425

Product currently unavailable

Part no. -A6110701033

Mercedes W639 OM646 Fuel Line Hose Pressure Pipe Rail High Pressure Pump

Product currently unavailable

Part no. A2058301202

Hose Mercedes W205 Coolant Heater Hose Heating Water Line A2058301202

Product currently unavailable

Part no. A2742002551-1

Mercedes W213 M274 Water Hose Cooling Coolant Pipe Line Tube A2742002551

Product currently unavailable

Part no. A2125013825

Mercedes W212 Expansion Tank Cooler Cooling Pipe Hose Line A2125013825

Product currently unavailable

Part no. A2055011891

Mercedes W205 Water Coolant Pipe Hose Line Tube A2055011891

Product currently unavailable

Part no. A6542037401

Mercedes W213 W447 OM654 Water Hose Engine Cooling Coolant Pipe Line A6542038400

Product currently unavailable

Part no. A2045010782

Water Pipe Mercedes W204 OM642 Engine Cooling Radiator Coolant Hose A2045010782

Product currently unavailable

Part no. A2055016900

Mercedes W205 M276 C43 AMG Water Coolant Pipe Hose Line Tube A2055016900

Product currently unavailable

Part no. A2115014782

Water Hose Mercedes W211 CLS W219 Cooling Radiator Coolant Pipe Line A2115014782

Product currently unavailable

Part no. A1248303296

Heater Hose Mercedes W124 Water Coolant Heater Line A1248303296

Product currently unavailable

Part no. A4475010525

Bleed Line Mercedes W447 Diesel Coolant Hose Radiator Expansion Tank A4475010525

Product currently unavailable

Part no. A6398320393

Mercedes Vito Viano W639 Water Hose Cooling Coolant Radiator Pipe A6398320393

Product currently unavailable

Part no. A6398328423

Mercedes Vito W639 Heat Exchanger Water Coolant Hose Pipe Line A6398328423

Product currently unavailable

Part no. A2135015501

Water Hose Mercedes W213 C238 C253 C257 Diesel OM654 Coolant Line A2135015501

Product currently unavailable

Part no. A1775017302

Water Hose Mercedes C118 W177 Cooling Coolant Radiator Pipe Line A1775017302

Product currently unavailable

Part no. A2048305796

Water Pipe Mercedes W204 OM651 Engine Cooling Radiator Coolant Hose A2048305796

Product currently unavailable

Part no. A6110701233

Mercedes-Benz M-Class ML W163 M611 Injection System Pressure Line A6110701233

Product currently unavailable

Part no. A6398322493

Mercedes Vito Viano W639 OM646 Water Hose Radiator Coolant Pipe Line A6398322493

Product currently unavailable

Part no. A2045018782

Coolant Hose Mercedes W204 Petrol M274 Left N/S Radiator Water Line A2045018782

Product currently unavailable

Part no. A2055000700

Mercedes W205 OM651 Water Pipe Engine Cooling Coolant Hose Line A2055000700

Product currently unavailable

Part no. A4478323100

Mercedes Vito W447 OM654 Coolant Hose Water Cooling Pump Pipe Line A4478323100

Product currently unavailable

Part no. A2055017100

Mercedes W205 OM651 Diesel Water Coolant Hose Pipe Line Tube A2055017100

Product currently unavailable

Part no. A2115018482

Mercedes W211 OM646 Diesel Radiator Water Coolant Pipe Hose A2115018482

Product currently unavailable

Part no. A2125013825-1

Mercedes W212 Expansion Tank Cooler Cooling Pipe Hose Line A2125013825

Product currently unavailable

Part no. A6511400700-3

EGR Exhaust Cooler Mercedes W204 W212 Heat Exchanger OM651 Diesel A6511400775

Product currently unavailable

Part no. A6262030702

Mercedes W205 Coolant Water Hose Pipe Line Cooler A6262030702

Product currently unavailable

Part no. A9068322215

Mercedes Sprinter W906 Diesel Radiator Water Cooling Pipe Hose A9068322215

Product currently unavailable

Part no. A2115015382

Water Hose Mercedes W211 CLS W219 Radiator Cooling Coolant Pipe A2115015382

Product currently unavailable

Part no. A2135016982

Water Hose Mercedes W213 C238 C253 Diesel Engine OM642 Coolant Line A2135016982

Product currently unavailable

Part no. A6398328723

Mercedes Vito W639 Water Coolant Hose Pipe Line A/C Thermotronic A6398328723

Product currently unavailable

Part no. A2115015482

Water Hose Mercedes W211 CLS W219 Radiator Cooling Coolant Pipe A2115015482

Product currently unavailable

Part no. A6262030000

Coolant Hose Mercedes W205 Diesel OM626 Expansion Tank Thermostat A6262030802

Product currently unavailable

Part no. A6461401508

Mercedes W204 W211 Exhaust Cooler EGR Heat Exchanger OM646 Diesel A6461401508

Product currently unavailable

Part no. A2135019801

Coolant Hose Mercedes W213 C238 Diesel OM656 Water Line A2135019801

Product currently unavailable

Part no. A9068320215

Water Pipe Mercedes Sprinter W906 Cooling Radiator Coolant Hose Line A9068320215

Product currently unavailable

Part no. A1645062135

Mercedes-Benz M-Class ML W164 Water Coolant Hose Pipe Line A1645062135

Product currently unavailable

Part no. A2475063000

Heater Pipe Mercedes W177 W247 Water Hose Coolant Pipe Line A2475063000

Product currently unavailable

...

Showing 397-495 of 690 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 .

bmw car parts used car parts genuine parts volkswagen genuine parts motor store genuine used mercedes parts original used parts for mini bmw coolant hoses mercedes coolant hoses mini coolant hoses audi coolant hoses volkswagen coolant hoses