Cooling system hoses and lines
More informationAt 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. A9075010000
Mercedes W907 Coolant Radiator Expansion Tank Bleed Line A9075010000
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Part no. 03L122157Q-1
Audi A4 B8 A5 8T Coolant Pipe Water Cooling Line 2.0 TDI 03L122157Q
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Part no. 362931
BMW X3 Series E83 E83N LCI 3.0d M57N2 Coolant Hose Pipe Radiator 0362931
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Part no. 8517079
Water Hose BMW F10 F11 F13 535d 640d N57Z Coolant Cooling Pipe Line 8517079
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Part no. A2035015582
Mercedes-Benz C W203 Kompressor Radiator Bottom Hose Pipe Petrol A2035015582
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Part no. 7565091
BMW E81 E82 E87 Radiator Expansion Tank Ventilation Line Pipe Hose Top 7565091
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Part no. 8573157
Water Hose BMW F10 F11 LCI N57N N57Z Diesel EGR Coolant Pipe Line 8573157
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Part no. 7811781
BMW Mini Cooper R55 R56 R57 LCI R58 R59 N47N Water Pipe Coolant Hose 7811781
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Part no. A6120160681
Mercedes W906 OM611 OM612 OM646 OM647 Cylinder Head Molded Hose Line A6120160681
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Part no. 9804226780
Citroen Berlingo Fuel Injection Line Pressure Pipe Rail Injector Set Diesel
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Part no. 7834052
BMW 5 6 Series E60 M5 E63 M6 Engine Cooling Radiator Supply Hose 7834052
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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. 2284289
Coolant Hose BMW F10 M5 F12 F13 M6 Water Cooling Pipe Radiator 2284289
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Part no. A2045010224
Coolant Pipe Mercedes W204 M274 Oil Cooler To Radiator Coolant Hose A2045010224
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Part no. A6460700500
Mercedes W204 OM646 Fuel Injection Line Pressure Pipe Rail Injector Set
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Part no. A1668300596-1
Coolant Hose Mercedes W166 Diesel OM642 Radiator Water Hose A1668300596
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Part no. 7535742
Coolant Hose BMW E65 E66 N62N Radiator Cooling Water Pipe Line 7535742
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Part no. 03L122157M
Audi A4 B8 2.0 TDI Water Hose Radiator Coolant Pipe Line 03L122157M
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Part no. 6762383
BMW 3 Series E46 M47N Power Steering Radiator Return Hose Line Pipe 6762383
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Part no. 8511914
Mini F55 F56 B37 Cylinder Head Coolant Hose Pipe Line 8511914
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Part no. 7566044-1
BMW 1 3 Series E81 E87N E90 Petrol N43 Oil Gearbox Cooling Pipe Inlet 7566044
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Part no. 8571801
BMW F10 F11 LCI B47 Hose Cylinder Head Radiator 8571801
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Part no. A2035014582
Mercedes W203 M272 Water Hose Engine Cooling Radiator Coolant Pipe A2035014582
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Part no. A2475062800
Mercedes W177 W247 Water Hose Coolant Cooling Pipe Line A2475062800
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Part no. A1715010182
Mercedes SLK R171 Hose Radiator Coolant Cooling Pipe Line A1715010182
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Part no. A2048306696
Water Pipe Mercedes W204 W212 Engine Cooling Coolant Hose Line A2048306696
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Part no. A2215011582
Mercedes Radiator Hose W221 Lower Coolant Line Hose Diesel A2215011582
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Part no. 4F0819373AF
Audi A6 C6 Coolant Water Heater Pipe Hose Line 4F2819371AC 4F0819373AF
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Part no. BK3Q8K520BB
Ford Transit MK7 2.2 TDCI Water Hose Cooling Coolant Pipe Line BK3Q-8K520-BB
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Part no. A6462031082
Heater Hose Mercedes W204 W212 OM646 Water Coolant Return Pipe A6462031082
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Part no. A1725017282
Mercedes R172 M274 Engine Coolant Left N/S Cooler Hose Pipe Line A1725017282
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Part no. 7848500
Coolant Hose BMW F80 M3 F82 M4 S55 Water Pump Cooling Pipe Line 7848500
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Part no. 7577964-1
BMW E81 E87 LCI 116i N43 Engine Cooling Radiator Water Hose Pipe Petrol 7577964
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Part no. A6462030482
EGR Cooler Hose Mercedes W203 W211 OM646 Heat Exchange Coolant Line A6462030482
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Part no. A2135017400
Mercedes A238 Water Coolant Filling Hose Pipe Line A2135017400
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Part no. 7834055
BMW 5 6 Series E60 M5 E63 M6 Engine Coolant Return Hose Cooling Pipe 7834055
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Part no. A1665001075
Mercedes GLE W166 Diesel Engine Water Coolant Hose Pipe Line Tube A1665001075
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Part no. 1K0122157D
Audi A4 B7 2.0 TDI Diesel Water Hose Cooling Coolant Pipe Line 1K0122157D
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Part no. A2711410683
Mercedes-Benz W203 W211 M271 Kompressor EGR Valve Hose Pipe Petrol A2711410683
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Part no. A2034701420-1
Mercedes-Benz C CLK W203 C209 Petrol Fuel Tank Filler Neck Pipe A2034701420
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Part no. 7791393
BMW 3 Series E46 M47N Charge Air Line Hose Cooler Intake 7791393
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Part no. A2125013725-1
Mercedes W212 Diesel OM651 Bleed Line Radiator Expanion Tank Hose A2125010825
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Part no. 7564772
BMW 3 Series E90 316i N45N Sucking Jet Pump Lines Vacuum Control Engine 7564772
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Part no. 7811785
Mini Cooper D R55 R56 R57 LCI N47N Radiator Cooler Coolant Pipe Hose 7811785
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Part no. A2475010125
Breather Hose Mercedes W205 Coolant Line Breather Water Pipe A2475010125
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Part no. A2185012182
Water Hose Mercedes W212 W218 AMG Engine Cooling Return Coolant Pipe A2185012182
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Part no. 9802107
Mini Cooper One R60 R61 Cooling System Coolant Radiator Water Hose 9802107
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Part no. 7521361
BMW E81 E87 116i N45 Hose Engine Feed Radiator Top Pipe 7521361
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Part no. 7531768
BMW 1 3 Series E88 E90 E90N E91 N45 N46 Engine Feed Radiator Top Hose 7531768
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Part no. 059121086AH
AUDI Q7 4L Quattro Diesel CRCA 3.0 TDI Coolant Hose Water Line 059121086AH
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Part no. A1645060835
Mercedes-Benz M ML W164 Heater Radiator Coolant Pipe Hose Part A1645060835
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Part no. A2125010925
Mercedes W212 OM642 Water Hose Cooling Coolant Pipe Line A2125010925
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Part no. 7843273
BMW F10 M5 F12 F13 M6 Pipe Water Pump Turbo Cooling Connecting Hose 7843273
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Part no. A6395015782
Mercedes W639 OM642 Water Hose Radiator Cooling Coolant Pipe Line A6395015782
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Part no. 8634285
BMW F20 F21 F30 LCI B48 Hose Coolant Pump Charge Air Cooler 8634285
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Part no. A2712002056
Coolant Pipe Mercedes W204 Petrol M271 Water Pump Flange Fitting A2712002056
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Part no. 6785424
BMW X5 X6 Series E70 E71 Radiator Return Hose Line Pipe 6785424
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Part no. A2712001452
Coolant Pipe Mercedes R177 Petrol Engine M271 Water Pump Cylinder Head Line
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Part no. 7548241
BMW 1 Series E87 Petrol N45 N46 Cooling Coolant Thermostat Water Hose Pipe
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Part no. 7548242
BMW 1 Series E87 N45 N46 Line Heater Return Thermostat Engine Cooling 7548242
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Part no. A1695050030
Mercedes W169 Petrol Engine Cooling Radiator Air Duct Baffle A1695050030
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Part no. A6071400300
EGR Exhaust Cooler Mercedes W176 W246 Heat Exchanger OM607 Diesel 147357324R
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Part no. 7521173
BMW E81 E87 E90 316i N43 N45 Petrol Engine Oil Pump Suction Pipe 7521173
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Part no. A2115011225
Mercedes W211 OM642 Coolant Hose Water Pipe Radiator Expansion Tank A2115011225
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Part no. A6398300516
Mercedes Vito Viano W639 Water Hose Cooling Coolant Radiator Pipe A6398300516
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Part no. 7800099
Coolant Hose BMW F01 F02 F10 F11 Radiator Water Cooling Pipe Diesel 7800099
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Part no. 7561695
Intake Turbo Silencer Mini Cooper R55 R56 R57 Rubber Boot Hose Line 7561695
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Part no. 9178427
BMW 1 3 SERIES E87 E90 E90N E91 E91N Hose For Engine Inlet And Heater Radiator
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Part no. 7548221
BMW E88 E90 E91 E93 Hose Line Heater Return Thermostat Engine Cooling 7548221
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Part no. A6461420079
Mercedes W639 OM646 EGR Exhaust Cooler Heat Exchanger A6461420079
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Part no. 7548224
BMW 1 3 Series E81 E87 E90 E91 E92 Cooling Coolant Thermostat Water Hose Pipe
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Part no. A2045011025
Mercedes W204 Vent Pipe Diesel Cooling Line Expansion Tank Hose A2045011025
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Part no. A2048307496
Water Pipe Mercedes W204 W207 OM651 Cooling Coolant Hose Line A2048307496
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Part no. 9243891
BMW 1 3 Series F20 F21 F30 F31 Hose Heater Core Engine Feed 9243891
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Part no. 7566024
BMW E81 E87 LCI E82 Hose Engine Feed Radiator Top Pipe 7566024
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Part no. 7577964
Water Hose BMW E81 E87N 116i N43 Cooling Radiator Pipe Petrol 7577964
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Part no. 7800098
BMW E90 E91 LCI E92 N57 Hose Engine Feed Radiator Top Pipe 7800098
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Part no. 1491743
Mini R52 R53 Intake Boot Air Pipe Filter Housing Throttle Housing 1491743
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Part no. A2125010024
Water Pipe Mercedes W204 W212 OM651 Engine Cooling Coolant Hose Line A2125010024
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Part no. 1439580
BMW E65 E66 E83 E87 E90 E91 Throttle Housing Assy Petrol 1439580
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Part no. 7806706
BMW E60 E61 E65 Diesel M57N2 Radiator Coolant Return Pipe Water Hose 7806706
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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 .