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. 8V0121124
Audi RS3 8V Engine Oil Coolant Hose Pipe Line Tube 2.5 TFSI 8V0121124
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Part no. 3404071
BMW X3 E83 2.0i N46 Cooling System Coolant Water Hose Pipe 3404071
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Part no. A2731420083
Mercedes W164 W221 C219 Molded Hose Coolant Hose Pipe Line M273 A2731420083
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Part no. A6110701133
Mercedes W639 OM646 Fuel Injection Pressure Pipe Rail Injector Set A6110701133
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Part no. A1645060835
Mercedes-Benz M ML W164 Heater Radiator Coolant Pipe Hose Part A1645060835
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Part no. 6R0121447E
Volkswagen Polo 6R Water Hose Radiator Coolant Cooling Pipe Line 6R0121447E
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Part no. 7L6122051H
Volkswagen Touareg 2.5 TDI Water Hose Radiator Coolant Tube Pipe Line 7L6122051H
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Part no. 3M5H9Y438AC
Ford Mondeo MK4 Water Hose Engine Cooling Radiator Heater Pipe 3M5H-9Y438-AC
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Part no. 8517079
Water Hose BMW F10 F11 F13 535d 640d N57Z Coolant Cooling Pipe Line 8517079
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Part no. A2115001972
Water Hose Mercedes W211 CLS C219 Radiator Coolant Cooling Pipe Line A2115001972
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Part no. A2475063000
Heater Pipe Mercedes W177 W247 Water Hose Coolant Pipe Line A2475063000
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Part no. CC11-18K579-BC
Ford Transit Mk7 V Water Coolant Pipe Hose Line 2.2 Diesel CC1118K579BC
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Part no. A2058309005
Heating Line Mercedes W205 Return Water Hose To Circulation Pump A2058309005
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Part no. 059121598R
Audi SQ5 8R 3.0 TDI CGQB Twin Turbo Coolant Feed Pipe Hose Line 059121598R
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Part no. 1740481
BMW E39 Petrol Bottom Radiator Water Hose 1740481
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Part no. 7535901
Mini Cooper R50 R52 Cooling System Coolant Radiator Water Hose 7535901
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Part no. 7615608
Cooling Hose BMW E84 N20 20i Petrol Radiator Water Coolant Pipe Line 7615608
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Part no. A2055018201
Mercedes W205 Water Hose Radiator Coolant Cooling Pipe Line A2055018201
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Part no. 7812941
Coolant Hose BMW F30 F31 F32 N57N Radiator Pipe Line 7812941
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Part no. 3449195
Engine Inlet Hose BMW X3 E83 LCI 2.5si 3.0si N52N Coolant Valve Pipe 3449195
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Part no. 03L122157Q-1
Audi A4 B8 A5 8T Coolant Pipe Water Cooling Line 2.0 TDI 03L122157Q
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Part no. A6510101782
Vent Hose Mercedes Vito W447 Diesel OM651 Engine Breather Line A6510101782
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Part no. A2762006651
Coolant Hose Mercedes C238 Turbo Cooling Return Line A2762006051
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Part no. A2435004700
Mercedes EQA350 H243 Electric Drive Coolant Hose Water Line A2435004700
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Part no. 03C121497F
Audi A1 8X Water Pipe Hose Line Engine Cooling Coolant Unit Hose 03C121497F
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Part no. A2103200114
Mercedes-Benz E-Class W210 Power Steering Fluid Tank Reservoir A2103200114
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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. 8053467
BMW X3 F97 X4 F98 Charge Air Cooler Coolant Hose Pipe 8053467
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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. 2284289
Coolant Hose BMW F10 M5 F12 F13 M6 Water Cooling Pipe Radiator 2284289
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Part no. A6511400675-4
EGR Exhaust Cooler Mercedes W639 W906 Diesel OM651 Valve A6511420467
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Part no. 05E122447E
Volkswagen Golf CD1 Water Pipes Hoses Coolant Cooling Line 05E122447E
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Part no. 8E0265381
Audi A3 8V 35 TDI Water Coolant Pipe Hose Line 8E0265381
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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. A1684703420
Mercedes-Benz A-Class W168 Petrol Fuel Tank Filler Neck Pipe Hose A1684703420
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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. 7590736
BMW F20 F30 F32 Oil Pump Suction Pipe N55 Petrol Engine M135i 335i 435i 7590736
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Part no. 4F0121055J
Audi A6 C6 Water Hose Coolant Cooling Tube Pipe Line 4F0121055J
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Part no. A2702033003
Coolant Line Mercedes W176 Petrol M270 Water Pump Pipe Hose A2702033003
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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. A0005061500
Mercedes H243 Engine Cooling System Coolant Water Valve Unit A0005061500
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Part no. 8200845262
Renault Trafic 2 Water Hose Engine Cooling Radiator Heater Pipe 8200845262
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Part no. 1K0122447T
Volkswagen Audi Seat Skoda Water Hose Radiator Coolant Pipe Line 1K0122447T
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Part no. 4G0122055H
Audi A7 4G8 3.0 TDI CRTE Radiator Coolant Water Pipe Hose Line Tube 4G0122055H
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Part no. 03G121071A
Audi A4 B7 2.0 TDI Water Hose Radiator Coolant Pipe Line 03G121071A
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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. A2562032102
Power Electronics Cooling Mercedes W213 Transmission Cooler Hose A2562032102
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Part no. A6262030702
Mercedes W205 Coolant Water Hose Pipe Line Cooler A6262030702
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Part no. 05E122447F
VW Volkswagen Golf 8 1.5 eTSI DFYA Water Coolant Pipe Line Hose Tube 05E122447F
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Part no. 04L122157BQ
Audi A5 8T 2.0 TDI CNHA Water Coolant Pipe Line Hose Tube 04L122157BQ
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Part no. 1K0121086AC
Coolant Hose Audi A3 8P VW Golf 5 Seat Leon 2 Diesel 2.0 Tdi BMN 1K0121086AC
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Part no. 7823890
Water Hose BMW X5 E70 LCI X5 F15 X6 F16 Diesel Cooling Radiator Pipe 7823890
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Part no. 7806706-1
BMW E60 E61 E65 Diesel M57N2 M57N Radiator Coolant Return Pipe Hose 7806706
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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. 7L6122291F
VW Volkswagen Touareg Engine Radiator Coolant Hose Pipe Line Diesel 7L6122291F
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Part no. A1645002675
Mercedes ML W164 OM642 Water Hose Water Coolant Cooling Pipe Line A1645002675
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Part no. 7555629
BMW F45 Mini F60 Oil Pipe Return Inlet Cooler Hose 7555629
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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. 2284290
Coolant Hose BMW F10 M5 F12 F13 M6 S63N Water Cooling Pipe Radiator 2284290
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Part no. 14055JD72A
Nissan Qashqai Water Hose Coolant Pipe Lines Cooling Diesel 14055JD72A
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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. A2118301015
Mercedes-Benz E-Class W211 E 270 CDI Air Conditioning Pipe Line A2118301015
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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. 7812515
BMW E90 E91 E92 Radiator Bottom Coolant Hose Line Tube Pipe 7812515
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Part no. A2435001200
Coolant Hose Mercedes EQA H243 Radiator Cooling Water Line Pipe A2435001200
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Part no. 1437493
Accumulator Flange BMW X5 E53 E38 Cooling System 1702200
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Part no. 7L6122447BB
VW Volkswagen Touareg 7L Water Pipe Hose Coolant Cooling Line 7L6122447BB
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Part no. 7H0122447K
Volkswagen VW Transporter Water Hose Radiator Coolant Pipe Line 7H0122447K
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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. A1248303296
Heater Hose Mercedes W124 Water Coolant Heater Line A1248303296
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Part no. 8200298073
Coolant Tube Renault Master 2 Opel Movano A2.5 dCi G9U754 Water Pipe 8200298073
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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. A2760180312
Mercedes W212 M276 Petrol Engine Crankcase Breather Pipe Hose Line A2760180312
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Part no. A6071500054
Water Heater Mercedes W176 W246 OM607 Auxiliary Electrical Coolant A6071500054
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Part no. 059121075BT
Audi Q7 4L 3.0 TDI BUG Diesel Engine Water Coolant Hoses Line Pipe 059121075BT
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Part no. A2208320494
Mercedes-Benz CL S Class C215 W220 Water Coolant Hose Pipe Radiator A2208320494
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Part no. 070121131E
Volkswagen Touareg 2.5 TDI BPE Water Coolant Pipe Hose Connector 070121131E
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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. 7846363-1
BMW F10 M5 F12 M6 Coolant Hose Radiator Cooling Water Pipe Line 7843261
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Part no. A9065010682
Mercedes-Benz Sprinter W906 Diesel Radiator Water Coolant Pipe Hose A9065010682
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Part no. A6398320623
Heater Hose Mercedes Vito W639 OM646 Water Drain Coolant Pipe A6398320623
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Part no. 1K0122058E
Volkswagen VW Golf Mk5 Water Hose Radiator Coolant Pipe Line 1K0122058E
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Part no. 06D121497A
Audi A4 B7 Turbocharger Water Coolant Pipe Hose Line 2.0 TFSI 06D121497A
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Part no. 6C1Q8250AA
Ford Transit MK7 2.4 TDCi Diesel Water Pipe Coolant Hose Line 6C1Q-8250-AA
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Part no. 7352183
Mini Cooper F55 F56 Seal Expansion Tank Bottom 7352183
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Part no. 99610662601
Porsche Boxster 986 Coolant Radiator Return Hose Line Tube Right O/S 99610662601
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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. A6461420079
Mercedes W639 OM646 EGR Exhaust Cooler Heat Exchanger A6461420079
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Part no. 7634290
BMW X5 F15 X6 F16 N20 Petrol Vacuum Sucking Jet Pump Pipe Hose 7634290
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Part no. 8620944
BMW F20 F21 F30 LCI Engine Cooling Radiator Expansion Tank Hose 8620944
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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. 8593800
Mini F55 B37 Diesel Coolant Hose Expansion Tank Pipe Radiator 4754442
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Part no. A1572000151
Mercedes W212 Water Hose Cooling Coolant Radiator Pipe Line A1572000151
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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. 8K0819345H
Audi A4 B8 Coolant Cooling Engine Pipe Hose Line Radiator 8K0819345H
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Part no. A6462000252-1
Mercedes Vito Viano W639 OM646 Engine Coolant Water Pump Pipe Line A6462000252
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Part no. A2575010100
Bleed Line Mercedes W213 C238 M256 Expansion Tank To Radiator Line A2575010100
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Part no. 7535742
Coolant Hose BMW E65 E66 N62N Radiator Cooling Water Pipe Line 7535742
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Part no. 1K0122157D
Audi A4 B7 2.0 TDI Diesel Water Hose Cooling Coolant Pipe Line 1K0122157D
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 .