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. 7H0122447K
Volkswagen VW Transporter Water Hose Radiator Coolant Pipe Line 7H0122447K
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Part no. 8740115
BMW F30 LCI Cylinder Head Expansion Tank Coolant Hose Cooling Pipe Line 8616141
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Part no. A4475015300
Mercedes Vito W447 Water Hose Cooling Coolant Radiator Pipe Line A4475015300
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Part no. 1K0122109BE
VW Passat B6 Audi A3 8P Water Hose Radiator Coolant Pipe Line 1K0122109BE
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Part no. 06D121082B
Audi A4 B7 2.0 TFSI BGB Coolant Hose Line Tube Pipe 06D121082B
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Part no. A2055013901
Mercedes W205 Coolant Radiator Expansion Tank Bleed Line Hose A2055013901
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Part no. 1K0121086AH
Audi A3 8P VW Golf 5 Seat Leon 1P1 Coolant Hose Pipe Diesel 2.0 TDI 1K0121086AH
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Part no. A2115018482
Mercedes W211 OM646 Diesel Radiator Water Coolant Pipe Hose A2115018482
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Part no. 5N0121064J
Coolant Hose Audi Q3 8U Volkswagen Tiguan 5N Metal Pipe Radiator 5N0121064J
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Part no. A2045013982
Coolang Hose Mercedes C204 W207 W212 W218 Pipe Radiator Left N/S A2045013982
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Part no. A2048302696-1
Mercedes W204 C63 AMG Water Hose Cooling Coolant Pipe Line A2048302696
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Part no. A2435004700
Mercedes EQA350 H243 Electric Drive Coolant Hose Water Line A2435004700
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Part no. 9681299480
Coolant Tube Peugeot Partner II Diesel 1.6 Hdi Water Pipe 9681299480
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Part no. A2045011825
Mercedes W204 Water Coolant Hose Pipe Line A2045011825
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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. 7537717
BMW Z4 Series E85 Roadster Cabrio Radiator Cooling Coolant Water Hose 7537717
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Part no. 1K0122101FP
Audi A3 8P 1.6 TDI Water Hose Radiator Coolant Pipe Line 1K0122101FP
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Part no. 1K0122058E
Volkswagen VW Golf Mk5 Water Hose Radiator Coolant Pipe Line 1K0122058E
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Part no. 5096235AA
Chrysler Grand Voyager 2.8CRD ENR Diesel Engine Water Inlet Hose Tube 5096235AA
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Part no. A2038305296
Water Hose Mercedes W203 W209 M272 Petrol Cooling Coolant Pipe Line A2038305296
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Part no. 7590736
BMW F20 F30 F32 Oil Pump Suction Pipe N55 Petrol Engine M135i 335i 435i 7590736
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Part no. A4478323100
Mercedes Vito W447 OM654 Coolant Hose Water Cooling Pump Pipe Line A4478323100
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Part no. A6110701133
Mercedes W639 OM646 Fuel Injection Pressure Pipe Rail Injector Set A6110701133
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Part no. 045121065M
VW Volkswagen Polo 9N 1.4 TDI Coolant Pipe Hose Line Tube 045121065M
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Part no. A0005061500
Mercedes H243 Engine Cooling System Coolant Water Valve Unit A0005061500
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Part no. 8386544
BMW 3 Series E46 Heating Cooler Water Pipe Hose 8386543 8386544
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Part no. A6398306315-2
Heater Hose Mercedes Vito W639 Water Coolant Return Pipe Diesel A6398306315
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Part no. A2208302215
Mercedes-Benz S-Class W220 Water Valve Hose Pipe Line A2208302215
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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. 3Q0122058E
Audi Q2 GA 2.0 TDI Water Hose Cooling Radiator Coolant Pipe Line 3Q0122058E
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Part no. A2115011182
Mercedes E-Class S211 W211 Cooling Engine Water Coolant Hose Pipe A2115011182
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Part no. A2762001652
Mercedes W212 M276 Petrol Cylinder Head Feed Supply Line Pipe Hose A2762001652
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Part no. 8634283-1
Water Coolant Hose BMW F20 F21 F30 F31 LCI Petrol Engine Coolant Pipe 8634283
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Part no. 9684589080
Water Hose Peugeot 307 1.6 HDI Cooling Coolant Pipe Line 9684684280
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Part no. 059121163F
Audi A5 8T Engine Water Coolant Pipe Cooling Hose Line 059121163F
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Part no. 8593800
Mini F55 B37 Diesel Coolant Hose Expansion Tank Pipe Radiator 4754442
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Part no. A9065010482
Coolant Hose Mercedes Sprinter W906 Diesel OM642 Radiator Water Line A9065010482
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Part no. 4G0145919AC
Water Pipe Audi A6 C7 A7 4G 2.0 TDI Hose Engine Cooling Coolant Line 4G0145919AC
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Part no. A1665005100
Ad Blue Hose Mercedes ML W166 GLE C292 Diesel OM651 642 Coolant Line A1665005100
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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. 7542207
BMW 5 6 E60 E61 E63 E64 Return Hose Engine Cooling Petrol 7542207
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Part no. 059121071AN
Audi A4 B7 2.7 TDI BPP Radiator Coolant Water Hose Line Tube Pipe 059121071AN
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Part no. 8514066
BMW F20 F30 LCI B47 Diesel Coolant Water Pump Pipe Hose EGR Cooler 8514066
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Part no. A4475019600
Mercedes Vito W447 Water Hose Cooling Coolant Radiator Pipe Line A4475019600
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Part no. A2535013782
Mercedes GLC X253 300e OM274 Coolant Hose Radiator Left N/S Pipe A2535013782
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Part no. A2435001200
Coolant Hose Mercedes EQA H243 Radiator Cooling Water Line Pipe A2435001200
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Part no. A2048305796
Water Pipe Mercedes W204 OM651 Engine Cooling Radiator Coolant Hose A2048305796
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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. 6R0121070M
VW Seat Skoda1.2 TDI CFWA Coolant Pipe Return Radiator Expansion Tank 6R0121070M
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Part no. A4478324500
Mercedes Vito W447 OM654 Coolant Hose Water Cooling Pipe Line A4478324500
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Part no. 7548240
BMW E81 E82 E87 Hose Cooling System Pipe Return Line Thermostat Heating 7548240
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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. 079121081
Audi S7 4G 4.0 TFSI Coolant Hose Engine Water Pipe Front Upper 079121081
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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. 8513603-1
Coolant Hose BMW F10 F11 530d N57N 1 Pipe Line Tube Radiator 8513603
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Part no. A2045018782
Coolant Hose Mercedes W204 Petrol M274 Left N/S Radiator Water Line A2045018782
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Part no. 7270982
BMW 3 4 Series F30 F31 F32 F33 Radiator Coolant Vent Pipe Hose Petrol 7270982
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Part no. A6398322493
Mercedes Vito Viano W639 OM646 Water Hose Radiator Coolant Pipe Line A6398322493
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Part no. 254112H600
Kia Ceed 1 1.6 CRDI Diesel Water Hose Coolant Cooling Pipe Line 254112H600
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Part no. 8K0121055B
Water Hose Cooling Audi A4 S4 8B A5 S5 8T Radiator Coolant Pipe Line 8K0121055B
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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. BK31-18K579-AE
Ford Transit 8 2.2 TDCi Diesel Coolant Pipe Water Hose BK3118K579AE
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Part no. 4F0121107AN
Audi A6 C6 Coolant Breather Vent Pipe Hose 2.0 TDI Diesel 4F0121107AN
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Part no. 8W0122073L
Audi A4 B9 Water Hose Cooling Coolant Radiator Pipe Line 8W0122073L
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Part no. A1765011382-1
Water Hose Mercedes C117 W176 AMG Cooling Coolant Pipe Line A1765011382
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Part no. 8200209924
Water Hose Renault Master 2 Movano A 2.5 DCI CDTI Coolant Pipe 8200209924
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Part no. A1775017302
Water Hose Mercedes C118 W177 Cooling Coolant Radiator Pipe Line A1775017302
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Part no. A6402001452-1
Thermostat Hose Mercedes W169 W245 OM640 Water Coolant Pipe Line A6402001452
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Part no. 03L121065
Audi A3 8P 2.0 TDI Water Coolant Pipe Hose Tube 03L121065
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Part no. A6680180982
Coolant Hose Mercedes W168 OM668 Diesel Water Pipe Line Cooling A6680180982
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Part no. 3422785
BMW X3 Series E83 LCI Cooling System Coolant Radiator Water Hose 3422785
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Part no. A6462031082
Heater Hose Mercedes W204 W212 OM646 Water Coolant Return Pipe A6462031082
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Part no. A4475013182
Coolant Hose Mercedes W447 OM651 Radiator Engine Water Cooling Line A4475013182
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Part no. 1C0121086L
Volkswagen Beetle 1.6 Petrol Water Coolant Pipe Hose Line 1C0121086L
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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. A2055002600
Mercedes W205 M264 Coolant Pipe Water Pump Radiator Air Pump Line A2055002600
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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. 1K0121096R
Audi A4 B7 2.0 TDI Diesel Water Hose Cooling Coolant Pipe Line 1K0121096R
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Part no. A2135012582
Mercedes A238 M276 Petrol Radiator Coolant Hose Pipe Line Tube A2135012582
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Part no. 7595250
Coolant Hose BMW F10 F07GT F13 F03 Petrol N63 Radiator Water Line 7595250
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Part no. A1775201400
Mercedes W177 Intercooler Air Pipe Line Hose A1775201400
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Part no. 9111336
BMW 7 Series E65 E66 Diesel Webasto Additional Heater 9111336
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Part no. 6R0122101CA
Audi A1 8X Coolant Hose Water Pump Pipe Cooling Line 1.4 Petrol 6R0122101CA
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Part no. 7531590
BMW E81 E87 E90 E91 Radiator Coolant Vent Hose Pipe 7531590
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Part no. 72344268
BMW F30 LCI B48X Petrol Engine Coolant Hose Line Tube Pipe 72344268
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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. 7577964-2
Radiator Water Hose BMW E81 E87 LCI 116i N43 Engine Cooling Pipe Petrol 7577964
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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. 8K0819374
Audi A4 B8 2.0 TDI Diesel Water Pipe Engine Cooling Coolant Hose Line 8K0819374
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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. 6R0122109
Coolant Hose VW Polo 6R Seat Ibiza 6J 1.2 TSI Petrol CBZB Water Line 6R0122109
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Part no. 8R0121071H
Audi Q5 8R Coolant Water Hose Line Tube Pipe 8R0121071H
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Part no. A6461401508
Mercedes W204 W211 Exhaust Cooler EGR Heat Exchanger OM646 Diesel A6461401508
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Part no. 1K0122447FR
Volkswagen Audi Seat Skoda Water Hose Radiator Coolant Pipe Line 1K0122447FR
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Part no. A1765012082-1
Water Hose Mercedes C117 W176 AMG Pipe Engine Cooling Coolant Line A1765012082
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Part no. A6402032282
Mercedes W169 W245 Heater Radiator Water Cooling Hose Diesel A6402032282
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Part no. A9068320215
Water Pipe Mercedes Sprinter W906 Cooling Radiator Coolant Hose Line A9068320215
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Part no. A2135017400
Mercedes A238 Water Coolant Filling Hose Pipe Line A2135017400
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Part no. A2048301396
Mercedes W204 M272 Coolant Heater Hose Heating Water Line A2048301396
Product currently unavailable
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 .