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. 8577061
Coolant Hose BMW G20 G30 B57 Expansion Tank Cylinder Head Cooling Pipe 8577061
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Part no. 4F0145731S
Audi A6 C6 Turbo Coolant Hose Line Tube Pressure Pipe 2.0 Petrol 4F0145731S
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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. 7519247
BMW 5 6 Series E60 E61 E63 E64 Radiator Coolant Vent Pipe Hose Petrol 7519247
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Part no. 8K0121081CG
Audi A4 B8 2.0 TDI Ventilation Breather Pipe Hose Line 8K0121081CG
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Part no. A6512031482
Coolant Hose Mercedes W204 W212 OM651 Diesel Heater Water Pipe A6512031482
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Part no. 254511H110
Kia Ceed 1 ED Water Hose Engine Cooling Radiator Coolant Pipe 25451-1H110
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Part no. 03L121065A
Audi A3 8P Water Coolant Pipe Hose Tube 2.0 TDI CBAB 03L121065A
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Part no. 06A121492AG
Audi TT 8N 1.8 T Petrol Engine Turbo Coolant Pipe Hose Line Tube 06A121492AB
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Part no. 1K0122058P
Audi A3 8P VW Golf Mk6 Water Hose Radiator Coolant Pipe Line 2.0 TDI 1K0122058P
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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. 9170114
BMW E90 E91 E92 Suction Air Pipe Evaporator-Compressor 9170114
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Part no. 7640000
Cooling Hose BMW E84 N20 Petrol Engine Water Coolant Heat Exchanger Pipe 7640000
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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. A4478324500
Mercedes Vito W447 OM654 Coolant Hose Water Cooling Pipe Line A4478324500
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Part no. A2575012800
Coolant Hose Mercedes W213 W257 C238 Petrol OM256 Cooling Water Line A2575012800
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Part no. 7565094
Vent Pipe BMW E90 E91 E92 N54 Cooling Line Water Hose Radiator Cooler 7565094
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Part no. A6398320623
Heater Hose Mercedes Vito W639 OM646 Water Drain Coolant Pipe A6398320623
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Part no. 045121065R
VW Polo MK4 9N 1.4 TDI BMS Water Hose Coolant Cooling Pipe Line 045121065R
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Part no. A2712002056
Coolant Pipe Mercedes W204 Petrol M271 Water Pump Flange Fitting A2712002056
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Part no. 070121063A
Volkswagen Touareg Transporter 2.5 TDI Water Coolant Pipe Hose 070121063A
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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. A2035013882
Water Hose Mercedes W203 Water Coolant Cooling Pipe Line Diesel A2035013882
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Part no. -A6110701033
Mercedes W639 OM646 Fuel Line Hose Pressure Pipe Rail High Pressure Pump
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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. 028121145B
VW Volkswagen New Beetle 1.9 TDI BSW Heated Coolant Flange Glow Plug 028121145B
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Part no. A2478303601
Water Line Mercedes W177 Diesel OM608 Heater Return Hose To Engine A2478303501
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Part no. 8654824
BMW G20 G21 Petrol Coolant Hose Expansion Tank Cylinder Head Pipe Line 8654824
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Part no. 5Q0121070BR-2
Audi A3 8V 2.0 TFSI Water Hose Engine Coolant Cooling Pipe Line 5Q0121070BR
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Part no. 7840661
BMW 3 Series E90 E91 E92 M3 S65 Radiator Bottom Thermostat Coolant Hose 7840661
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Part no. A1668307001
Mercedes GLE C292 ML W166 Diesel M642 Coolant Hose Heater Water Line A1668307001
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Part no. 6G9Q8A582AA
Land Rover Freelander 2 L359 2.2 Diesel Water Hose Coolant Pipe Line 6G9Q8A582AA
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Part no. 21503366OR
Renault Trafic Water Hose Radiator Coolant Cooling Pipe Line 21503366OR
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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. 1K0121087E
Audi A3 8P 1.6 MPI BSE Coolant Flange Pipe Hose Line Tube 1K0121087E
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Part no. 06H103221J
Audi A3 8P A4 B8 Ventilation Breather Pipe Hose Line 1.8 TFSI 06H103221J
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Part no. 06M121132B
Audi RS5 F5 Water Coolant Pipe Hose Cooling Line Connection Flange 06M121132B
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Part no. A2038321494
Water Hose Mercedes W203 W209 M112 Engine Radiator Coolant Pipe Line A2038321494
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Part no. 1K0122109
Audi A3 8P Water Hose Cooling Coolant Pipe Line 1K0122109
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Part no. A6262030702
Mercedes W205 Coolant Water Hose Pipe Line Cooler A6262030702
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Part no. A2475010700
Mercedes X118 W177 W247 Water Coolant Pipe Hose Line A2475010700
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Part no. A6398329123
Mercedes Vito Viano W639 OM646 Coolant Hose Heater Water Pipe A6398329123
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Part no. 7L6122101L
Audi Q7 4L Radiator Coolant Hose Water Pipe Line 3.0 TDI 7L6122101L
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Part no. 1K0121086T
Audi A3 8P 1.9 TDI Diesel Coolant System Rubber Hose Pipe Line 1K0121086T
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Part no. 04L121064C
Audi A3 8V Q3 8U Engine Water Coolant Pipe Cooling Hose Line 2.0 TDI 04L121064C
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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. A2048305996
Water Pipe Mercedes W204 W212 OM651 Engine Cooling Coolant Hose A2048305996
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Part no. A2108328494
Heater Hose Mercedes W210 E200 Petrol M111 Recirculating Pump To Engine Line
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Part no. 80A122055AK
Audi SQ5 FY Water Hose Cooling Radiator Coolant 80A122055AK
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Part no. 4F0121101
Audi A6 C6 FL Coolant Water Quick Connect Heater Pipe Hose 4F0121101
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Part no. 9292730
BMW i3 I01 Water Coolant Hose Expansion Tank Return Pipe Line 9292730
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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. 059121086AH
AUDI Q7 4L Quattro Diesel CRCA 3.0 TDI Coolant Hose Water Line 059121086AH
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Part no. A2700180800
Mercedes W176 W246 Engine Bleed Pipe Pressure Hose Line M270 Petrol A2700180800
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Part no. 7547244
Coolant Hose BMW X5 E70 3.0si N52N Engine Cooling Cylinder Head Pipe 7547244
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Part no. A6680180982
Coolant Hose Mercedes W168 OM668 Diesel Water Pipe Line Cooling A6680180982
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Part no. 5Q0122051AL
Audi A3 8V Water Coolant Cooling Pipe Hose Line Diesel Engine 5Q0122051AL
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Part no. 04E145641M
Volkswagen Golf CD1 Connect Pipe Hose Line 04E145641M
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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. A2205012482
Mercedes-Benz S-Class W220 Diesel Water Coolant Hose Pipe Radiator A2205012482
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Part no. 06A103212A
Audi A3 8P Water Hose Cooling Radiator Coolant Pipe Line 1.6 Petrol 06A103212A
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Part no. 5Q0122058B
Seat Leon Cupra 5F 2.0 TSI Water Hose Cooling Coolant Pipe Line 5Q0122058B
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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. 8E0265381
Audi A3 8V 35 TDI Water Coolant Pipe Hose Line 8E0265381
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Part no. 7593490
Radiator Hose BMW X5 X6 E70 E71 3.0si N52N Coolant Line Pipe Petrol 7593490
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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. A2055012225
Mercedes W205 OM651 Coolant Radiator Expansion Tank Bleed Line A2055012225
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Part no. A2562032102
Power Electronics Cooling Mercedes W213 Transmission Cooler Hose A2562032102
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Part no. 9811352
Water Hose Mini R60 R61 Coolant Radiator Pipe Line Cooling Petrol 9811352
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Part no. A6461401508
Mercedes W204 W211 Exhaust Cooler EGR Heat Exchanger OM646 Diesel A6461401508
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Part no. 03L122157K
Volkswagen Sharan 7N Water Pipes Hoses Coolant Cooling Line 03L122157K
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Part no. 4E0121082K
Audi S8 D3 Engine Cooling Radiator Coolant Water Hose Pipe Line 4E0121082K
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Part no. 2249779
BMW 3 E46 M47N Engine Cooling Radiator Water Hose Pipe Line Diesel 2249779
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Part no. A2135007200
Coolant Hose Mercedes C238 M256 Right Cooler Radiator Water Hose A2135007200
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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. A2115011182
Mercedes E-Class S211 W211 Cooling Engine Water Coolant Hose Pipe A2115011182
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Part no. A2215013784
Mercedes W221 Water Hose Radiator Coolant Cooling Pipe Line A2215013784
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Part no. 5Q0121058AC
VW Polo GTI AW Audi A3 8V Water Hose Cooling Coolant Pipe 2.0 TFSI 5Q0121058AC
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Part no. A0999068300
Mercedes W213 X253 Pipe Hose Line Switchover Valve A0999068300
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Part no. 8R0121071H
Audi Q5 8R Coolant Water Hose Line Tube Pipe 8R0121071H
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Part no. A1645065235
Mercedes ML W164 Water Pipe Engine Cooling Coolant Hose Line A1645065235
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Part no. 8740118
Coolant Pipe BMW F20 F30 LCI B48 Expansion Tank Cylinder Head Cooling Hose Line
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Part no. A2055013901
Mercedes W205 Coolant Radiator Expansion Tank Bleed Line Hose A2055013901
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Part no. 7T1618K580AA
Ford Transit Connect 1.8 TDCI Water Radiator Coolant Pipe Hose Line 7T1618K580AA
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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. A2038304796-1
Water Hose Mercedes W203 W209 OM646 Cooling Coolant Pipe Line A2038304796
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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. A2048305596
Water Pipe Mercedes W204 S204 OM646 Cooling Coolant Hose Line A2048305596
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Part no. 9111336
BMW 7 Series E65 E66 Diesel Webasto Additional Heater 9111336
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Part no. A1332000451
Mercedes W176 A45 AMG Petrol Engine Water Coolant Pipe Hose Line A1332000451
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Part no. 2284290-1
Coolant Hose BMW F10 M5 F12 F13 M6 S63N Water Cooling Pipe Radiator 2284290
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Part no. A2055018201
Mercedes W205 Water Hose Radiator Coolant Cooling Pipe Line A2055018201
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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. 1K0122058E
Volkswagen VW Golf Mk5 Water Hose Radiator Coolant Pipe Line 1K0122058E
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Part no. A2055010802
Mercedes W205 Water Coolant Pipe Hose Line A2055010802
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Part no. A1765012282
Mercedes W176 Coolant Hose Radiator Pipe A1765012282
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Part no. 8200765132C
Water Hose Renault Trafic III Opel Vivaro B Coolant Pipe Line 8200765132C
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Part no. A2702033003
Coolant Line Mercedes W176 Petrol M270 Water Pump Pipe Hose A2702033003
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Part no. A2115018482
Mercedes W211 OM646 Diesel Radiator Water Coolant Pipe Hose A2115018482
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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 .