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. A2038304796-1
Water Hose Mercedes W203 W209 OM646 Cooling Coolant Pipe Line A2038304796
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Part no. A1645002775
Mercedes ML W164 GL X164 Water Coolant Hose Pipe Radiator A1645002775
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Part no. 7853727
BMW F20 F21 F87 M2 N55 Engine Radiator Return Coolant Hose Pipe Line 7853727
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Part no. 1K0122447T
Volkswagen Audi Seat Skoda Water Hose Radiator Coolant Pipe Line 1K0122447T
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Part no. A2115282282
Mercedes-Benz W211 E 270 CDI Diesel Air Charge Intercooler Hose A2115282282
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Part no. A2135012202
Coolant Hose Mercedes W213 Diesel OM656 Radiator Left Water Line A2135012202
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Part no. A2095011182
Mercedes W209 M112 Radiator Lower Hose Coolant Cooling Pipe Line A2095011182
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Part no. 6C1118K579BD
Ford Transit Mk7 V Water Hose Engine Cooling Radiator Coolant Pipe 6C1118K579BD
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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. A2055017601
Bleed Hose Mercedes W205 Coolant Expansion Tank To Radiator Line A2055017601
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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. 7H0122447K
Volkswagen VW Transporter Water Hose Radiator Coolant Pipe Line 7H0122447K
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Part no. 7846363-1
BMW F10 M5 F12 M6 Coolant Hose Radiator Cooling Water Pipe Line 7843261
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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. BK3Q8K520B2B
Ford Transit 2.2 TDCI Water Hose Cooling Coolant Pipe Line BK3Q8K520B2B
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Part no. A1685010182
Mercedes-Benz A W168 A140 A160 Radiator Pipe Line Hose Lower Bottom A1685010182
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Part no. A2435004700
Mercedes EQA350 H243 Electric Drive Coolant Hose Water Line A2435004700
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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. 1K0121157DQ
Volkswagen VW Scirocco Mk3 Water Hose Radiator Coolant Pipe Line 1K0121156CF
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Part no. 8C1Q-9Y438-AA
Ford Transit Water Hose Engine Cooling Radiator Coolant Pipe 8C1Q-9Y438-AA
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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. A2115001972
Water Hose Mercedes W211 CLS C219 Radiator Coolant Cooling Pipe Line A2115001972
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Part no. 6759633
BMW 3 Series E46 Power Steering Reservoir Return Line Radiator 6759633
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Part no. A2128300095
Water Hose Mercedes W207 W212 W218 OM642 Coolant Cooling Pipe Line A2128300095
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Part no. A2038304096
Water Hose Mercedes W203 W209 Cooling Coolant Pipe Line A2038304796
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Part no. A1775016000
Coolant Hose Mercedes W177 W247 OM608 Diesel Radiator Cooler To Regulation Valve
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Part no. 7525023-1
BMW 1 Series 1 E81 E87 Petrol N45 N46 Cooling Radiator Water Hose Pipe 7525023
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Part no. 4G0121071N
Audi A7 4G8 3.0 TDI CDUC Diesel Water Coolant Hose Line Tube Pipe 4G0121071N
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Part no. A6401400975
EGR Exhaust Cooler Mercedes W169 W245 Heat Exchanger OM640 Diesel A6401400975
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Part no. 8K0121081F
Audi A5 8T 3.0 TDI CCWA Diesel Coolant Hose Line Pipe Tube 8K0121081F 059121399E
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Part no. A1705000075
Mercedes R170 Water Hose Radiator Cooling Coolant Top Pipe Line A1705000075
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Part no. A2712300156
Mercedes-Benz C-Class W203 Air Conditioning Hose Pipe Line A2712300156
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Part no. 7520668
BMW 3 Series E46 Water Hose Inlet Pipe Thermostat Radiator 7520670
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Part no. A6512003202-1
Mercedes Sprinter W910 Diesel OM651 Water Pump Coolant Flange A6512030200
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Part no. 7N0122073T
Volkswagen VW Tiguan 5N Water Hose Coolant Cooling Tube Pipe Line 7N0122073T
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Part no. A1662000452
Mercedes-Benz W168 M166 Radiator Water Coolant Pipe Hose A1662000452
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Part no. A2038323894-1
Mercedes W203 C180 C200 Kompressor Engine Cooling Radiator Return Hose Pipe
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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. A2038305496
Water Hose Mercedes W203 W209 OM646 Cooling Coolant Pipe Line A2038305496
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Part no. 7N0121051D
VW Volkswagen Sharan 7N Water Pipe Hose Coolant Cooling Line 7N0121051D
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Part no. A2115011082
Mercedes-Benz W211 E 270 CDI Diesel Engine Cooling Radiator Hose A2115011082
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Part no. A2095010282
Mercedes CLK W209 M112 Water Hose Radiator Coolant Pipe Line A2095010282
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Part no. 8616914
BMW F20 LCI F30 F32 B48 Water Radiator Cooler Inlet Pipe Hose 8616914
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Part no. 6905941
BMW 3 Series E46 Radiator Coolant Hose Pipe Water Pump 6905941
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Part no. 7531768-1
BMW E88 E90 E90N E91 N45 N46 Engine Feed-Radiator Top Hose 7531768
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Part no. 7796271
BMW 3 E90 E91 E92 335d M57N2 Radiator Bottom Coolant Pump Water Hose Pipe
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Part no. 7565782
BMW 5 6 Series E60 E61 E63 LCI Petrol Cooling System Coolant Return Hose Pipe
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Part no. 5Q0122073AE
Audi Q3 8U Water Coolant Hose Tube Line Pipe 2.0 TDI DFTA Diesel 5Q0122073AE
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Part no. A1684702820
Mercedes-Benz A-Class W168 Fuel Tank Filler Neck Pipe Hose A1684702820
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Part no. A6512002300
Mercedes Vito W639 Coolant Hose EGR Cooler Feed Line OM651 Diesel A6512002300
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Part no. 6Q0122101BE
Volkswagen VW Polo 1.2 Water Hose Cooling Coolant Pipe Line 6Q0122101BE
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Part no. 1K0122447ED-1
Audi A3 8P 1.9 TDI BLS Diesel Coolant Water Hose Line Tube Pipe 1K0122447ED
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Part no. A2742030182
Coolant Hose Mercedes X253 Petrol M274 Heat Exchanger Water Line A2742030182
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Part no. 7805796
Coolant Hose BMW F01 F02 F10 F11 Diesel N57 Radiator Water Cooling Pipe 7805796
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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. 8K0121081BL
Audi A4 B8 A5 8T 2.0 TDI Radiator Water Coolant Pipe Hose Tube Line 8K0121081BL
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Part no. 7804892
BMW E90 E91 E92 Expansion Tank Water Pipe Hose Diesel M57N2 7804892
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Part no. 7546663
BMW Z4 Series E85 Roadster Cabrio Radiator Cooling Coolant Water Hose 7546663
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Part no. 8514234
Coolant Hose BMW F10 F11 N47N Radiator Water Cooling Pipe Diesel 8514234
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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. 93450183
Water Hose Renault Trafic 3 Opel Vivaro B Coolant Pipe Line 93450183
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Part no. A1635011724
Mercedes-Benz M ML W163 270 CDI Engine Radiator Cooling Water Pipe A1635011724
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Part no. A6398329123
Mercedes Vito Viano W639 OM646 Coolant Hose Heater Water Pipe A6398329123
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Part no. 059121075CB
Volkswagen Touareg 7L Water Coolant Hose Pipe 3.0 TDI Diesel Engine 059121075CB
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Part no. 9068320223
Volkswagen Crafter 2E Engine Coolant Pipe Hose Cooling Line 9068320223
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Part no. 1C0121086L
Volkswagen Beetle 1.6 Petrol Water Coolant Pipe Hose Line 1C0121086L
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Part no. 1K0121070BJ
Volkswagen Golf Mk6 Water Coolant Pipe Hose Line Tube 1K0121070BJ
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Part no. 8518965
BMW F20 F21 F30 LCI F32 B37 B47 Radiator Expansion Tank Coolant Pipe 8518965
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Part no. A1635010382
Mercedes W163 Engine Water Coolant Pipe Hose A1635010382
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Part no. 6R0121101K
VW Volkswagen Polo 6R 5 Water Hose Radiator Coolant Cooling Pipe Line 6R0121101K
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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. 7L6122291F
VW Volkswagen Touareg Engine Radiator Coolant Hose Pipe Line Diesel 7L6122291F
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Part no. 8616555
BMW F20 F21 F30 LCI M140i 340i B58 Hose Pipe Cylinder Head 8616555
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Part no. A2048302696
Mercedes W204 C63 AMG Water Hose Cooling Coolant Pipe Line A2048302696
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Part no. 5Q0122157AK
Volkswagen Golf 5G 2.0 TFSI CHHA Water Hose Radiator Coolant Pipe 5Q0122157AK
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Part no. A2515018382
Coolant Hose Mercedes W251 Diesel OM642 Radiator Water Cooling Line A2515018382
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Part no. A6422030000
Mercedes W213 C238 C253 OM642 Engine Turbocharger Coolant Pipe Hose A6422030000
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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. A2034701420
Mercedes-Benz C-Class W203 Fuel Tank Filler Neck Pipe Hose A2034701420
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Part no. A1775201400
Mercedes W177 Intercooler Air Pipe Line Hose A1775201400
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Part no. A6112000352
Mercedes-Benz C W203 OM 611 612 Water Pipe Hose Line Alternator A6112000352
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Part no. 8E0121049AC
Audi A4 B7 Water Hose Cooling Radiator Coolant Pipe Line 2.0 Diesel 8E0121049L
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Part no. A6682000752
Coolant Hose Mercedes W168 OM668 Diesel Water Pipe Line Cooling A6682000752
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Part no. A2105013282
Mercedes-Benz E W210 M112 Radiator Pipe Line Hose Lower Bottom A2105013282
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Part no. 8662834
BMW F23 F32 F36 B38 Petrol Water Radiator Pipe Hose Coolant Cooling Line 8662834
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Part no. A2465010482
Mercedes W176 W246 OM651 Water Hose Engine Radiator Coolant Pipe A2465010482
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Part no. 55573468
Vauxhall Opel Insignia Fuel Injection Line Pressure Pipe Injector Set 55573468
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Part no. 8514454
BMW F20 F30 Coolant Hose Expansion Tank Cylinder Head Pipe B47 Diesel 8514454
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Part no. 07L121071M
Audi S8 D3 Water Cooling Liquid Hose Coolant Pipe Line 07L121071M
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Part no. 8572906
Coolant Hose BMW G30 G31 G11 G12 G14 G15 Diesel B57 Radiator Water Line 8572906
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Part no. 8200932488
Renault Trafic II Breather Water Hose Coolant Cooling Pipe Line 8200932488
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Part no. 2E0122101G
Volkswagen Crafter 2E Metal Water Hose Cooling Coolant Pipe Line 2E0122101G
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Part no. 2284288
Coolant Hose BMW F10 M5 F12 F13 M6 Water Cooling Pipe Radiator 2284288
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Part no. 7838214
BMW 3 E90 E92 E93 M3 Hose Radiator Top Thermostat Coolant Water Hoses 7838214
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Part no. A2128320994
Water Pipe Mercedes W212 Engine Cooling Coolant Hose Line A2128320994
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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. 7834054
BMW 5 6 Series E60 E61N LCI M5 E63 E64 M6 Return Hose Cooling Pipe 7834054
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Part no. 06D121133A
Audi A4 B7 Water Coolant Engine Cooling Flange Pipe Hose Line 06D121133A
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Part no. -A6110701033
Mercedes W639 OM646 Fuel Line Hose Pressure Pipe Rail High Pressure Pump
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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 .