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. 7792301
BMW E60 Vent Pipe Cylinder Head Ventilation Line Lead Hose 535d M57N 7792301
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Part no. 04L122073B
Audi A3 8V 2.0 TDI Diesel Water Pipe Engine Cooling Coolant Hose Line 04L122073B
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Part no. A2115011225
Mercedes W211 OM642 Coolant Hose Water Pipe Radiator Expansion Tank A2115011225
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Part no. A1665000575
Mercedes W166 Coolant Hose Pipe Line A1665000575
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Part no. A2468304396
Mercedes W176 OM607 Diesel Water Coolant Hose Line Tube Pipe A2468304396
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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. 1T0121156AQ
VW Volkswagen Touran Water Cooling Hoses Coolant Pipes Lines 1T0121156AQ
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Part no. 079121081
Audi S7 4G 4.0 TFSI Coolant Hose Engine Water Pipe Front Upper 079121081
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Part no. 8E0121101AA
Audi A4 B7 2.0 TDI Water Hose Cooling Coolant Radiator Pipe Line 8E0121101AA
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Part no. 1K0122109
Audi A3 8P Water Hose Cooling Coolant Pipe Line 1K0122109
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Part no. 8616548
BMW F20 F21 F30 LCI Hose Engine Feed Radiator Top Pipe 8616548
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Part no. A2055002600
Mercedes W205 M264 Coolant Pipe Water Pump Radiator Air Pump Line A2055002600
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Part no. 4F0819373AF
Audi A6 C6 Coolant Water Heater Pipe Hose Line 4F2819371AC 4F0819373AF
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Part no. RHD-8W2122109E
Water Cooling Hose Audi A4 B9 A5 F5 Radiator Coolant Pipe Line 8W2122109E
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Part no. A6398320593
Mercedes Vito Viano W639 OM646 Water Coolant Hose Return Pipe Line A6398320593
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Part no. A2105016282
Mercedes Radiator Hose W210 Upper Coolant Line Top Hose OM613 Diesel A2105016282
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Part no. A6398324023
Mercedes Vito W639 Diesel Water Coolant Pipe Hose Line A6398324023
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Part no. 2284688
BMW F80 M3 F83 LCI Remote Radiator Coolant Vent Pipe Hose Left N/S
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Part no. 7537745
Coolant Water Hose BMW E65 730i N52 Engine Water Valve Pipe Hose Supply 7537745
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Part no. 8507246
BMW F30 F31 F34 F36 Coolant Hose Engine Cooling Radiator Line 8507246
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Part no. A0005061400
Mercedes EQA H243 W247 Coolant Pipe Hose Line Switchover Valve A0005061400
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Part no. 7790090
BMW 5 Series E60 E61 520d Diesel M47N2 Intercooler Hose Turbo Air Charge Pipe
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Part no. 7846363
BMW F10 M5 F12 M6 Coolant Hose Radiator Cooling Water Pipe Connector 7846363
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Part no. 8091175
Coolant Pipe BMW X3 M F97 X4 M F98 Turbocharger Flow Line Hose Pipe 8091175
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Part no. 2308006
Ford Transit Connect Mk2 Coolant Water Pipe Hose Line 1.5 EcoBlue JX6Q-8K512-AC
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Part no. 55573468
Vauxhall Opel Insignia Fuel Injection Line Pressure Pipe Injector Set 55573468
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Part no. 8053467
BMW X3 F97 X4 F98 Charge Air Cooler Coolant Hose Pipe 8053467
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Part no. 7809818
Coolant Hose BMW F10 F11 Water Cooling Pipe Radiator Line N47N Diesel 7809818
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Part no. 8K0121164E
Audi A4 B8 Water Pipe Hose Line Engine Cooling Coolant Unit Hose 8K0121164E
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Part no. 8616133
BMW 3 Series F30 LCI 330e B48X Radiator Expansion Tank Line Hose Pipe 8616133
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Part no. 8E0121055N
Audi A4 B7 1.9 TDI Water Pipe Engine Cooling Radiator Coolant Hose 8E0121055N
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Part no. A1662000452
Mercedes-Benz W168 M166 Radiator Water Coolant Pipe Hose A1662000452
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Part no. 1K0121096R
Audi A4 B7 2.0 TDI Diesel Water Hose Cooling Coolant Pipe Line 1K0121096R
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Part no. 06A121065BQ
Audi S3 TT 8N 1.8T Water Pipe Coolant Supply Metal Hose 06A121065BQ
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Part no. 4G0122101G
Audi A6 C7 2.0 TDI CGLC Water Coolant Hose Line Tube Pipe 4G0122101G
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Part no. A2208325494
Mercedes-Benz S-Class W220 Diesel Water Coolant Hose Pipe Radiator A2208325494
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Part no. A2118301396
Water Hose Mercedes W211 CLS W219 M272 Cooling Coolant Pipe Line A2118301396
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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. 5Q0122101CM
Audi A3 8V 35 TDI DFGA Water Coolant Hose Line Pipe Tube 5Q0122101CM
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Part no. A2215010225
Mercedes W221 Water Hose Radiator Coolant Cooling Pipe Line A2215010225
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Part no. A1665012882
Mercedes GLE C292 Water Hose Radiator Coolant Cooling Pipe Line A1665012882
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Part no. 2754504
BMW Mini Clubman Cooper One D R55 R56 Radiator Engine Coolant Hose Pipe 2754504
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Part no. 7628010
Coolant Hose BMW F87 M2 N55 Engine Cooling Cylinder Head Pipe Line 7628010
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Part no. 1K0122058E
Volkswagen VW Golf Mk5 Water Hose Radiator Coolant Pipe Line 1K0122058E
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Part no. A2712002056
Coolant Pipe Mercedes W204 Petrol M271 Water Pump Flange Fitting A2712002056
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Part no. 5Q0121070AH
Audi A3 8V VW Golf Mk7 Water Coolant Pipe Hose Line Diesel 5Q0121070AH
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Part no. 2284290
Coolant Hose BMW F10 M5 F12 F13 M6 S63N Water Cooling Pipe Radiator 2284290
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Part no. A2135015782
Mercedes A238 M276 Petrol Water Coolant Pipe Hose Line Tube A2135015782
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Part no. 5Q0122101EA
Audi A3 8V Seat Leon 5F Water Coolant Hose Line Pipe 2.0 TFSI CJXH 5Q0122101EA
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Part no. 7620688
Radiator Hose BMW E84 E89 Petrol N20 Water Cooling Gearbox Line Pipe 7620688
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Part no. A2038300696
Water Hose Mercedes W203 W209 OM611 Water Coolant Cooling Pipe Line A2038300696
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Part no. 8E0265381
Audi A3 8V 35 TDI Water Coolant Pipe Hose Line 8E0265381
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Part no. A2208301196
Mercedes-Benz S-Class W220 Diesel Water Coolant Hose Pipe Radiator A2208301196
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Part no. A6262030482
Coolant Hose Mercedes W205 OM626 Right Radiator Hose To Thermostat A6262030482
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Part no. 7L6122447BB
VW Volkswagen Touareg 7L Water Pipe Hose Coolant Cooling Line 7L6122447BB
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Part no. 5N0121070M
Audi A3 8P Water Hose Cooling Radiator Coolant Pipe Line 5N0121070M
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Part no. 1S4118K580AB
Ford Transit Connect 1.8 TDCI Water Radiator Coolant Pipe Hose Line 1S4118K580AB
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Part no. 7L6122109D
Audi Q7 4L TFSI Water Hose Cooling Coolant Radiator Pipe Line 7L6122109D
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Part no. A2475010158
Mercedes W247 W177 M282 OM608 Coolant Hose Radiator Upper Left Line A2475010158
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Part no. 03G121151AB
VW Touran Golf V Passat B6 TDI Water Hose Coolant Tube Pipe Line 03G121151AB
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Part no. 924001085R
Renault Trafic Mk3 Vivaro B Water Coolant Pipe Hose Line 924001085R 93866067
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Part no. 03G121157G
Audi A4 B7 2.0 TDI Water Hose Radiator Coolant Pipe Line 03G121157G
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Part no. A6542037100
Mercedes C118 Water Coolant Flange Pipe Hose Line A6542037100
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Part no. 059121065AK
VW Touareg 7L Audi A4 B7 Water Cooling Coolant Pipe Hose 3.0 TDI 059121065AK
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Part no. 7802629
Water Hose BMW E46 E38 E39 M57 Diesel Return Coolant Cooling Hose Pipe 7785256
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Part no. 7L6122447BM
VW Volkswagen Touareg 7L Water Pipe Hose Coolant Cooling Line 7L6122447AT
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Part no. 7537109
Coolant Hose BMW X5 E70 3.0si N52N Radiator Line Pipe Petrol 7537109
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Part no. A4478323623
Mercedes Vito W447 Water Coolant Hose Cooling Pipe Line A4478323623
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Part no. 8580483
Coolant Hose BMW F40 F45 LCI F48 B37B Radiator Water Cooling Pipe Diesel 8580483
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Part no. A6512000882
Water Pipe Mercedes W639 W906 OM651 Engine Cooling Coolant Hose A6512000882
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Part no. 6R0122447K
Audi A1 8X Water Pipe Hose Line Engine Cooling Hose 6R0122447K 6R0122447AM
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Part no. 2284336
Coolant Hose BMW F10 M5 F12 M6 Radiator Cooling Water Pipe Line 2284336
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Part no. A2048305996
Water Pipe Mercedes W204 W212 OM651 Engine Cooling Coolant Hose A2048305996
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Part no. A2035015582
Mercedes-Benz C W203 Kompressor Radiator Bottom Hose Pipe Petrol A2035015582
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Part no. A2662000152
Water Hose Mercedes W169 W245 M266 Coolant Cooling Pump Pipe Line A2662000152
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Part no. 7511204
BMW 3 Series E46 Petrol Cooling Coolant Thermostat Water Hose Pipe 7511204
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Part no. 7542206
BMW 5 Series E60 E61 N52 Petrol Cooling System Coolant Return Hose Pipe 7542206
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Part no. 7848502
BMW F80 M3 F82 F83 M4 Lower Radiator Thermostat Hose Pipe 7848502
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Part no. 8513603-1
Coolant Hose BMW F10 F11 530d N57N 1 Pipe Line Tube Radiator 8513603
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Part no. 1K0122101DF
VW Volkswagen Golf MK5 1.9 TDI Water Hose Radiator Coolant Pipe Line 1K0122101DF
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Part no. A9075010000
Mercedes W907 Coolant Radiator Expansion Tank Bleed Line A9075010000
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Part no. A2135010202
Water Hose Mercedes W213 C238 C253 C257 Coolant Pipe Line Tube A2135010202
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Part no. 1K0121157F
Volkswagen VW Passat B6 Water Hose Radiator Coolant Pipe Line 1K0121157F
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Part no. 8R0121036A
Audi Q5 8R Heater Water Cooling Coolant Pipe Hose Line 8R0121036A
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Part no. A1645002775
Mercedes ML W164 GL X164 Water Coolant Hose Pipe Radiator A1645002775
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Part no. A1332000951
Mercedes W176 M133 A45 AMG Coolant Pipe Hose Line Tube A1332000951
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Part no. A2118301496
Water Hose Mercedes W211 W219 OM642 Engine Coolant Cooling Pipe Line A2118301496
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Part no. 8W0122101B
Water Hose Audi A4 B9 A5 F5 Cooling Coolant Radiator Pipe Line 8W0122101B
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Part no. A6110701233
Mercedes-Benz M-Class ML W163 M611 Injection System Pressure Line A6110701233
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Part no. 7E0121086H
VW Volkswagen Transporter T5 2.0 TDI CAAA Coolant Hose Pipe Line 7E0121086H
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Part no. 7526954
BMW 7 Series E65 E66 E67 Engine Water Valve Pipe Coolant Hose Supply 7526954
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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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Part no. 8507251
Coolant Hose BMW F20 F21 F30 F31 N47S1 Turbo Cooling Water Pipe Line 8507251
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Part no. A6262030702
Mercedes W205 Coolant Water Hose Pipe Line Cooler A6262030702
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Part no. 7L6122051T
Audi Q7 4L 3.0 TDI BUG Water Coolant Hose Pipe Line Tube 7L6122051T
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Part no. 8580486
Expansion Tank Line Coolant Hose BMW F40 B47B Mini F56 B47D Water Pipe 8580486
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Part no. A6542039600-1
Mercedes W205 W447 OM654 Water Hose Engine Cooling Coolant Pipe Part A6542039600
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Part no. 5Q0121049CL
Volkswagen Golf Mk7 Audi A3 8V Water Hose Coolant Radiator Pipe Line 5Q0121049CL
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Part no. A4155010000
Heater Hose Mercedes Citan W415 OM607 Water Coolant Radiator Pipe A4155010000
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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 .