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.
Make
Category
Condition
In Stock
Price
-5%
Part no. A2128302300
Mercedes W212 M278 Petrol Engine Water Coolant Hose Line Tube A2128302300
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
Part no. 8K0819334AP
Audi S5 8T 3.0 TFSI Coolant Water Hose Line Tube Pipe 8K0819334AP
€23.95
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. A6542030102
Mercedes W213 OM654 Diesel Water Coolant Cooling Pipe Line Hose A6542030102
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-15%
Part no. 8584875
Cooling Hose BMW G20 G21 G30 B57 Engine Radiator Water Coolant Pipe Line 8584875
Promo price
€37.95
€32.26
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 03L201360G
Volkswagen Tiguan 5N Fuel Injection Line Pressure Pipe Rail Injector 03L201360G
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 8510307
BMW F20 F21 F31 N47S1 Radiator Coolant Hose Pipe Line 8510307
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-15%
Part no. 1K0121070BJ
Volkswagen Golf Mk6 Water Coolant Pipe Hose Line Tube 1K0121070BJ
Promo price
€32.95
€28.01
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 04L122157BF
Audi A4 B8 2.0 TDI CNHC Diesel Engine Water Coolant Pipe Hose Line 04L122157BF
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-40%
Part no. 7852352
Coolant Hose BMW F90 M5 F92 M8 Water Cooling Pipe Line 7852352
Promo price
€42.95
€25.77
Free delivery - Tue, Nov 04
If paid before 14:00
-15%
Part no. 7823890
Water Hose BMW X5 E70 LCI X5 F15 X6 F16 Diesel Cooling Radiator Pipe 7823890
Promo price
€32.95
€28.01
Free delivery - Tue, Nov 04
If paid before 14:00
-15%
Part no. 1680409480
Citroen Relay 35 L 2.2 HDI Radiator Water Coolant Pipe Hose Line 1680409480
Promo price
€28.95
€24.61
Free delivery - Tue, Nov 04
If paid before 14:00
-15%
Part no. A9108302600
Mercedes Sprinter W910 Diesel OM651 Heater Coolant Water Hose A9108302600
Promo price
€28.95
€24.61
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 7811783-1
Mini Cooper D R55 R56 R57 LCI N47N 1 Radiator Cooler Coolant Pipe Hose 7811783
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 6910757
BMW 5 6 Series E60 E61 E63 E64 Engine Coolant Hose Pipe Water Valve Radiator
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 5N0121065
Volkswagen Tiguan 5N Water Pipe Hose Coolant Cooling Line 5N0121065
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 9170347
BMW 5 7 Series F01 F10 F11 Diesel Water Pump Coolant Hose Pipe Line 9170347
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 8K0819332B
Water Pipe Audi A5 S5 8T S4 B8 8K 3.0 TFSI V6 Coolant Hose Line 8K0819332B
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-15%
Part no. 9363338
BMW 1 3 Series F20 F21 F30 F31 LCI Coolant Water Hose Pipe Line Feed 9363338
Promo price
€32.95
€28.01
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 1K0121070AQ
Audi TT 8J 2.0 TFSI Water Hose Coolant Pipe Line 1K0121070AQ
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-15%
Part no. A6512002700
Mercedes W205 X253 Diesel OM651.921 Engine Coolant Water Thermostat A6512002700
Promo price
€37.95
€32.26
Free delivery - Tue, Nov 04
If paid before 14:00
-15%
Part no. 06K121497AQ
Audi S3 8V Water Hose Cooling Coolant Pipe Line 06K121497AQ
Promo price
€28.95
€24.61
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. A6072030382
Water Pipe Mercedes W176 OM607 Radiator Coolant Hose Engine Cooling A6072030382
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-15%
Part no. 5N0121051J
Water Hoses Volkswagen Tiguan 5N 1.6 TDI Radiator Coolant Pipe Line 5N0121051J
Promo price
€28.95
€24.61
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 7509966
Coolant Hose BMW X5 E53 Petrol Engine N62 Cooling System Water Line 7509966
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-15%
Part no. A1645060435
Mercedes W164 OM642 Diesel Engine Water Coolant Elbow Hose A1645060435
Promo price
€28.95
€24.61
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 7805602
Coolant Hose BMW E70 E71 M57N2 N57 Water Cooling Pipe Radiator 7805602
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 6832803
MINI F55 F56 F57 F60 Coolant Hose Pipe Tube 6832803
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-15%
Part no. A2742034002
Coolant Pipe Mercedes W213 C238 X253 Heater Water Cooling Hose Line A2742034002
Promo price
€32.95
€28.01
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 7612445
Cooling Hose BMW E84 N20 Petrol Engine Radiator Water Coolant Pipe Line 7612445
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-15%
Part no. A2468302996
Mercedes W176 Coolant Hose Heater Line to Water Pump Return A2468302996
Promo price
€32.95
€28.01
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 5Q0121070AF
Audi A3 8V Water Hose Cooling Coolant Radiator Pipe Line 5Q0121070AF
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-40%
Part no. 079121071CF-1
AUDI S5 8T Petrol 4.2 FSI V8 Coolant Hose Rear Engine Water Pipe 079121071CF
Promo price
€56.95
€34.17
Free delivery - Tue, Nov 04
If paid before 14:00
-40%
Part no. 7598236
Coolant Hose BMW F20 F30 F31 N55 Petrol Water Cooling Pipe Line 7598236
Promo price
€47.95
€28.77
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. A2742001682-1
Mercedes W204 M274 Petrol Engine Coolant Hose Water Line Pipe A2742001682
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 059121399K
Audi SQ5 8R 3.0 TDI Diesel Coolant Hose Line Tube Pipe 059121399K
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-15%
Part no. A6542031602
Mercedes A177 Diesel OM654.920. Engine Water Line Coolant Pipe Hose A6542031602
Promo price
€42.95
€36.51
Free delivery - Tue, Nov 04
If paid before 14:00
-15%
Part no. 6R0122101DD-1
Coolant Hose VW Polo 6R Seat Ibiza 6J 1.2 TSI CBZB Radiator Line 6R0122101DD
Promo price
€28.95
€24.61
Free delivery - Tue, Nov 04
If paid before 14:00
-15%
Part no. A2742034002-1
Coolant Pipe Mercedes W213 C238 X253 Heater Water Cooling Hose Line A2742034002
Promo price
€32.95
€28.01
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 03L121071B
Coolant Pipe Audi A4 B8 A5 8T 2.0 TDI Water Cooling Line 03L121071B
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 7612444
Cooling Hose BMW E84 N20 Petrol Engine Radiator Water Coolant Pipe Line 7612444
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 5Q0122073R
Audi A3 8V Water Hose Coolant Pipe Line Tube 5Q0122073R
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. A2055016100
Mercedes W205 Water Hose Radiator Coolant Cooling Pipe Line Petrol A2055016100
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 5Q0122101CM
Audi A3 8V 35 TDI DFGA Water Coolant Hose Line Pipe Tube 5Q0122101CM
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 7575435
Water Hose BMW F10 F11 F12 F13 Petrol Engine N63 Coolant Pipe Line 7575435
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 9326896
Water Hose BMW G30 G31 G11 B57 Diesel Radiator Coolant Pipe Line 9326896
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. A1112381382
Mercedes-Benz C-Class W203 M111 Shut Off Valve Pipe Hose A1112381382
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
Part no. XS4Q-9N271-CC
Ford Mondeo Mk4 Water Hose Cooling Coolant Pipe Hose Line XS4Q-9N271-CC
€23.95
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 03L121132AC
Audi A4 B8 A5 8T 2.0 TDI Water Coolant Thermostat Housing 03L121132AC
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. A4475010682
Mercedes W447 Coolant Water Hose Pipe Line Radiator Cooler A4475010682
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. YC1Q8N039AB
Ford Transit MK6 2.4 Diesel Water Hose Coolant Cooling Pipe Line YC1Q8N039AB
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
Part no. 059121507AB
Audi A5 8T Engine Coolant Cooling Hose Pipe Line 3.0 TDI Diesel 059121507AB
€23.95
Free delivery - Tue, Nov 04
If paid before 14:00
Part no. 7649278
BMW F07 GT F10 LCI F11 Water Coolant Pipe Hose Line Petrol Engine 7649278
€51.95
Free delivery - Tue, Nov 04
If paid before 14:00
Part no. A1772030064
Mercedes W205 C63 AMG Water Coolant Line Shut-Off Valve M177 A1772030064
€32.95
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 7540667
Radiator Return Hose BMW E60 E61 E63 N62N Petrol Pipe Cooling Water Pump 7540667
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-15%
Part no. 8580491
Hose Pipe BMW F40 B47B Mini F56 B47D Line Connection Radiator Coolant 8580491
Promo price
€28.95
€24.61
Free delivery - Tue, Nov 04
If paid before 14:00
-15%
Part no. 7627104
Coolant Hose BMW F30 F87 M2 N55 Engine Radiator Cooling Pipe Line 7627104
Promo price
€28.95
€24.61
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 7812942
BMW F30 F31 F32 330d 430d N57N Radiator Coolant Hose Pipe 7812942
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
Part no. 8K0819377C
Audi A5 8T Radiator Water Cooling Coolant Pipe Hose Line Diesel 8K0819377C
€23.95
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 8513609
BMW 1 Series F20 N47N 116d ed Radiator Coolant Return Hose Water Pipe 8513609
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 7056129
BMW E64 Water Hose Cooling System Vent 7056129
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 9231897
Coolant Pipe BMW F10 M5 F12 F13 M6 Return Line Water Pump 9231897
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 1J0121407D
Audi TT 8N Coolant Expansion Header Tank Bottle Reservoir Cap 1J0121407D
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 9292730
BMW i3 I01 Water Coolant Hose Expansion Tank Return Pipe Line 9292730
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 06E121065N
Audi Q5 8R 3.0 TFSI Water Hose Cooling Coolant Pipe Line 06E121065N
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 9647768980
Peugeot 207 Water Hose Cooling Coolant Pipe Line 1.6 HDI Engine 9647768980
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 1K0121096AT
VW Volkswagen Touran 1T 1.4 TSI Radiator Coolant Hose Line Tube Pipe 1K0121096AT
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-15%
Part no. 7521860
Sucking Jet Pump BMW E60 E61 E65 Vacuum Pipe Hose Control Engine 7521860
Promo price
€32.95
€28.01
Free delivery - Tue, Nov 04
If paid before 14:00
-15%
Part no. 06H121085H
Audi A5 8T 2.0 TFSI Water Hose Cooling Radiator Coolant Pipe Line 06H121085H
Promo price
€28.95
€24.61
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 05C122447J
Seat Ibiza Mk5 KJ1 VW Golf Mk8 Water Coolant Pipe Hose 1.0 TSI Petrol 05C122447J
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-15%
Part no. A2742001751-1
Mercedes W204 X253 M274 Water Pipe Engine Cooling Coolant Hose Line A2742001751
Promo price
€28.95
€24.61
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 8381224
Hose Pipe BMW X5 E53 3.0d M57N Engine Inlet Heater Coolant Auxiliary 8381224
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-40%
Part no. A2642007800
Mercedes W205 Water Coolant Line Radiator Cooling Hose Pipe Petrol A2642007800
Promo price
€85.95
€51.57
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 03L121065T
Audi A3 8P 2.0 TDI Hose Thermostat Coolant Pipe Line 03L121065T
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
Part no. 2517705
Ford Transit Custom Engine Cooling Radiator Coolant Pipe Hose GK2Q-8A589-AC
€42.95
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 7811129
BMW F20 F21 F30 F31 F32 F33 F34 Pipe Coolant Hose Radiator 7811129
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 03L121157AP
Coolant Pipe Audi A4 B8 A5 8T 2.0 TDI Water Cooling Line 03L121157AP
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-15%
Part no. A2475010125
Breather Hose Mercedes W205 Coolant Line Breather Water Pipe A2475010125
Promo price
€28.95
€24.61
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. A2702030682
Water Hose Mercedes W176 W246 M270 Coolant Cooling Pipe Line A2702030682
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
Part no. 8W0122101AA
Audi S4 B9 3.0 TFSI Petrol Coolant Water Hose Line Tube Pipe 8W0122101AA
€28.95
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 8K0121081BC
Audi A4 B8 Rear Coolant Water Breather Pipe Line Tube Hose 8K0121081BC
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 8K0121164E
Audi A4 B8 Water Pipe Hose Line Engine Cooling Coolant Unit Hose 8K0121164E
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-15%
Part no. 8W0122291AK
Audi A4 B9 35 TFSI DMSB Petrol Water Coolant Hose Line Tube Pipe 8W0122291AK
Promo price
€37.95
€32.26
Free delivery - Tue, Nov 04
If paid before 14:00
-15%
Part no. 06M121071E
Audi SQ5 FY 3.0 TFSI Water Hose Cooling Radiator Coolant Pipe Line 06M121071E
Promo price
€28.95
€24.61
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 06A121069C
Audi TT 8N Water Coolant Hose Pipe Cooling Line 1.8T Petrol 06A121069C
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-15%
Part no. 7617363-1
Water Hose BMW F45 X1 F48 Mini F55 F56 F60 Radiator Engine Coolant Pipe 7617363
Promo price
€28.95
€24.61
Free delivery - Tue, Nov 04
If paid before 14:00
Part no. 8W0122448S
Audi A5 F5 Water Coolant Hose Line Pipe Tube 8W0122448S
€23.95
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 6939219
BMW Z4 er E85 E86 Cooling Radiator Expansion Tank Hose Pipe 6939219
Promo price
€26.95
€25.60
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 8200765132C
Water Hose Renault Trafic III Opel Vivaro B Coolant Pipe Line 8200765132C
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-15%
Part no. 8573220
Water Hose BMW G30 G31 G11 B57 Diesel Radiator Coolant Pipe Line 8573220
Promo price
€33.95
€28.86
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 03L122157Q
Audi A4 B8 A5 8T Coolant Pipe Water Cooling Line 2.0 TDI 03L122157Q
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 079121070BS
AUDI S5 8T 4.2 Petrol CAUA Coolant Pipe Right O/S Cooler Water Hose 079121070BS
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 8474929
Water Hose BMW G20 G21 G30 G31 Water Coolant Pump Pipe Connector 8474929
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 4G0122101AJ
Water Hose Audi A6 C7 A7 4G Diesel Cooling Radiator Pipe Line 4G0122101AJ
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. A9065280182
Mercedes W906 Air Intake Inlet Hose Charge Pipe Line Diesel A9065280182
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 7515989-1
Mini R50 R52 Top Upper Radiator Coolant Hose 7515989
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-40%
Part no. 7952798
Coolant Pipe BMW G30 530e LCI B48X Cooling Water Hose Line 7952798
Promo price
€56.95
€34.17
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 1750620
Ford Transit Mk7 Water Hose Engine Cooling Radiator Coolant Pipe 1750620
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 6C1Q8B535AF
Water Pump Pipe Ford Transit MK7 MK8 2.2 TDCI Engine Coolant Flange 6C1Q8B535AF
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
-5%
Part no. 2754222-1
Mini Cooper R55 R56 R57 Cooling System Coolant Radiator Water Hose Pipe 2754222
Promo price
€23.95
€22.75
Free delivery - Tue, Nov 04
If paid before 14:00
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 .