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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In Stock
Price
-5%
Part no. 7623678
Coolant Hose BMW i3 I01 Hybrid Rex Water Cooling Pipe Radiator 7623678
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
Part no. 5N0121101H
VW Volkswagen Golf Mk6 Coolant Hose Pipe Line 2.0 TDI Diesel Engine 5N0121101H
€23.95
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 8511747
Coolant Hose BMW F10 F11 LCI Radiator Cooling Water Pipe Line 8511747
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 7645482
Water Coolant Hose BMW F45 Mini F60 Countryman Pipe Line 7645482
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. A2045010382-1
Coolant Hose Mercedes W204 W207 Petrol OM272 Left N/S Radiator Line A2045010382
Promo price
€28.95
€24.61
Free delivery: Feb 10 – 13
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: Feb 10 – 13
If paid before 14:00
-5%
Part no. 3448075
BMW X3 Series E83 LCI E83N Engine Water Valve Pipe Coolant Hose Supply 3448075
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 8576812
Coolant Pipe BMW F40 F45 X1 F48 Mini F55 F56 B37B EGR Cooler Line Hose 8576812
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
Part no. 8R0145910B
Audi Q5 8R 2.0 TDI Quattro Water Hose Coolant Pipe Line 8R0145910B
€28.95
Free delivery: Feb 10 – 13
If paid before 14:00
-40%
Part no. 6C0122051AK
Seat Ibiza Mk4 6J VW Polo Mk5 Coolant Hose Line Tube Pipe 1.4 Diesel 6C0122051AK
Promo price
€42.95
€25.77
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. A2535018382
Mercedes X253 GLC220D Radiator Transmission Cooler Expansion Tank Coolant Hose
Promo price
€32.95
€28.01
Free delivery: Feb 10 – 13
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: Feb 10 – 13
If paid before 14:00
-5%
Part no. A6398320423
Water Hose Mercedes Vito Viano W639 Cooling Coolant Pipe Line A6398320423
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 03G121065AE
Audi A3 8P Seat Leon Mk2 2.0 TDI Water Coolant Cooling Pipe Hose Line 03G121071A
Promo price
€28.95
€24.61
Free delivery: Feb 10 – 13
If paid before 14:00
Part no. 06D121111G
Audi A4 B7 Coolant Regulator Thermostat Housing Pipe 2.0 TFSI BWE 06D121111G
€23.95
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 9368339
Coolant Pipe BMW F30 LCI 330e B48X Air Conditioning A/C Line Tube 9368339
Promo price
€32.95
€28.01
Free delivery: Feb 10 – 13
If paid before 14:00
Part no. 1K0122157H
Volkswagen VW Golf Mk5 Radiator Water Coolant Pipe Hose Line 1K0122157H
€32.95
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. A2702032902
Water Pipe Mercedes C117 W176 W246 M270 Coolant Hose Line A2702032902
Promo price
€32.95
€28.01
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. A6512000451
Coolant Pipe Mercedes W212 Diesel OM651 Water Pump Flange Line A6512000451
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
Part no. 2140697
Ford Focus Mk3 Radiator Water Coolant Pipe Hose Line 1.5 TDCI 8V61-8286-KE
€23.95
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 5Q012210GJ
Audi A3 8V Water Hose Cooling Radiator Coolant Pipe Line 5Q012210GJ
Promo price
€28.95
€24.61
Free delivery: Feb 10 – 13
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: Feb 10 – 13
If paid before 14:00
-5%
Part no. 07K121057A
Coolant Hose Audi RS3 8V TTRS 8S 2.5 TFSI Cooling Pipe Line 07K121057A
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
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: Feb 10 – 13
If paid before 14:00
-15%
Part no. 06J121065F
Audi TT 8J A3 8P A4 8K Water Hose Cooling Coolant Radiator Pipe Line 06J121065F
Promo price
€32.95
€28.01
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 059121103H
Audi SQ5 8R 3.0 TDI CGQB Coolant Hose Line Tube Pipe 059121103H
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 3C0122051AT
Volkswagen Passat B6 Audi A3 8P Coolant Hose Pipe Line 3C0122051AT
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 7617376
Coolant Hose BMW F45 F46 F48 Mini F55 F56 F57 Cooling Pipe Radiator Line 7617376
Promo price
€56.95
€48.41
Free delivery: Feb 10 – 13
If paid before 14:00
-40%
Part no. 5N0121064H
Audi Q3 8U Volkswagen Tiguan 5N Coolant Hose Metal Pipe Radiator 5N0121064H
Promo price
€47.95
€28.77
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 1481934
Mercedes Sprinter W906 Diesel OM651 Water Hose Cooling Coolant Pipe 1481934
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 8E0121101C
Audi A4 B7 1.9 TDI Water Pipe Engine Cooling Radiator Coolant Hose 8E0121101C
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. A2712002352
Mercedes W204 Water Hose Radiator Coolant Cooling Pipe Line A2712002352
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-40%
Part no. 04C133320F
Audi A1 8X Fuel Injection Line Pressure Pipe Rail Injector 1.0 TFSI 04C133320F
Promo price
€47.95
€28.77
Free delivery: Feb 10 – 13
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: Feb 10 – 13
If paid before 14:00
-5%
Part no. 1K0121096BH
Audi A3 8P Water Hose Cooling Radiator Coolant Pipe Line 1K0121096BH
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 8K0819332M
Audi A4 B8 Water Coolant Pipe Hose Line Tube 2.0 TDI CNHC 8K0819332M
Promo price
€37.95
€32.26
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 7582895
Coolant Hose BMW F10 F11 F12 F13 F07 GT Petrol N63 Water Pipe 7582895
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. YC1Q8250BA
Ford Transit MK6 2.4 Diesel Thermostat Outlet Water Pipe Coolant YC1Q8250BA
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
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: Feb 10 – 13
If paid before 14:00
Part no. 1K0122101BG
Volkswagen VW Golf Mk5 Water Hose Cooling Coolant Radiator Pipe Line 1K0122101BG
€32.95
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. A2702031582
Coolant Hose Mercedes W177 M260 Engine Coolant Cooling Pipe Line A2702031582
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
Part no. 7P6121070AP
Porsche Cayenne 92A CRCA Coolant Water Pipe Hose Line Tube 7P6121070AP
€37.95
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 7799749
BMW E60 E60N E61 LCI Engine Radiator Coolant Hose Pipe 520d N47 7799749
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-40%
Part no. A2435001100
Mercedes EQA350 H243 Coolant Water Pump Hose Electric Drive A2435001100
Promo price
€75.95
€45.57
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. R6032032631
Mercedes W906 Sprinter OM602 Engine Coolant Flange Connector Hose R6032032631
Promo price
€32.95
€28.01
Free delivery: Feb 10 – 13
If paid before 14:00
Part no. 06E121044D
Audi S4 B8 Engine Coolant Pipe Water Hose Line 3.0 TFSI CAKA 06E121044D
€23.95
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 03P121157A
Volkswagen Polo 5 Seat Ibiza 6J Coolant Radiator Hose 1.2 TDI CFWA 03P121157A
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 06J121132G
Audi TT 8J A4 B8 Water Coolant Flange Pipe Hose Line 06J121132G
Promo price
€28.95
€24.61
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 6C1Q8K520AB
Coolant Flange Pipe Ford Transit MK7 Tdci Diesel Water Line 6C1Q8K520AB
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. A2435001500
Mercedes EQA350 H243 Coolant Hose Electric Drive Battery Charger A2435001500
Promo price
€37.95
€32.26
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 1K0122157JH
Coolant Hose Audi A3 8P VW Golf 6 1.6 TDI Diesel Water Pipe Line 1K0122157JH
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
Part no. 059122445F
Audi Q7 Q8 4M 3.0 TDI Engine Coolant Hose Line Tube Pipe 059122445F
€23.95
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. A6071400300
EGR Exhaust Cooler Mercedes W176 W246 Heat Exchanger OM607 Diesel 147357324R
Promo price
€75.95
€64.56
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 8K0145919C
Audi A4 B8 2.0 TDI CNHC Engine Water Coolant Hose Pipe Line 8K0145919C
Promo price
€56.95
€48.41
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. A2742000982
Mercedes W204 Coolant Hose Petrol M274 Cylinder Head Water Line A2742000982
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. A2468302796
Mercedes W176 W246 OM651 Radiator Water Coolant Hose Engine Cooling A2468302796
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 06J121075F
Audi TT 8J A3 8P Petrol Coolant Hose Diesel Water Pipe Line Tube 06J121075F
Promo price
€28.95
€24.61
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 06D121065K
Audi A4 B7 2.0 TFSI BGB Coolant Hose Line Tube Pipe 06D121065K
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 7645483
Water Hose BMW F45 225xe Mini F60 SE ALL4 B38X Coolant Pipe Line 7645483
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. A6398328123
Mercedes Vito W639 Heat Exchanger Water Coolant Hose Pipe Line A6398328123
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 7521778
BMW 5 6 7 Series E60 E61 E63 E65 Petrol N52 Return Hose Engine Cooling 7521778
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
Part no. A2702000700
Mercedes C118 W176 M260 M270 Engine Water Coolant Pipe Hose Line A2702000700
€32.95
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 8K1819376G
Audi A4 B8 8K 2.0 TDI CAGA Coolant Hose Heater Water Line 8K1819376G
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
Part no. 8K0819334BB
Audi A4 B8 2.0 TDI CNHC Water Coolant Hose Line Pipe 8K0819334BB
€23.95
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 2465014
MINI R50 R52 Water Pump Thermostat Housing Pipe Connector
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 8K0121055N
Audi A4 B8 A5 8T 1.8 2.0 TFSI Petrol Engine Water Coolant Pipe Hose 8K0121055N
Promo price
€32.95
€28.01
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 8473704
Water Hose BMW G20 G21 G30 G31 X3 G01 Diesel Cooling Coolant Pipe Line 8473704
Promo price
€32.95
€28.01
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 06J133781BE
Audi TT 8J Water Hose Cooling Radiator Coolant Pipe Line 06J133781BE
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-40%
Part no. A2435004400
Mercedes EQA H243 Electric System Cooling Hose Line A2435004400
Promo price
€51.95
€31.17
Free delivery: Feb 10 – 13
If paid before 14:00
-40%
Part no. 9485277
Coolant Pipe BMW G30 G31 G38 LCI B48X Hybrid Water Hose Line 9485277
Promo price
€80.95
€48.57
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 8K0121055AC
Coolant Pipe Audi A4 B8 A5 8T 2.0 TDI Water Cooling Line 8K0121055AC
Promo price
€37.95
€32.26
Free delivery: Feb 10 – 13
If paid before 14:00
Part no. 1K0121447T
Volkswagen VW Golf Mk5 Water Hose Radiator Coolant Pipe Line 1K0121447T
€23.95
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 8571613
Coolant Hose BMW X3 F25 Engine Cooling Pipe Line N47N 18d 20dX 8571613
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. A2055011301
Mercedes W205 Coolant Water Pipe Tank Line Hose A2055011301
Promo price
€32.95
€28.01
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. A2438304400
Water Hose Mercedes H243 Radiator Coolant Cooling Pipe Line A2438304400
Promo price
€32.95
€28.01
Free delivery: Feb 10 – 13
If paid before 14:00
-40%
Part no. 7838756
BMW M3 E46 Z4 M3 E85 E86 Petrol S54 Coolant Return Pipe Water Line 7838756
Promo price
€123.95
€74.37
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 03L121157AQ
Audi A4 B8 A5 8T 2.0 TDI Water Hose Cooling Radiator Pipe Line 03L121157AQ
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 8629960
Mini F55 F56 Petrol Turbo Charger Coolant Hose Oil Pipe Line 8629960
Promo price
€28.95
€24.61
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 8571595
BMW G20 G21 G30 G31 X5 G05 B57 Water Hose Heat Exchanger Pipe Line 8571595
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
Part no. 04L121157
Audi A4 B8 A6 C7 Water Coolant Pipe Hose Line Tube Right O/S 2.0 TDI 04L121157
€23.95
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 2755552
Mini Clubman Cooper One D R55 R56 Radiator Coolant Hose Pipe 2755552
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 6C0122109E
Audi A1 8X 1.6 TDI Diesel Engine Water Coolant Pipe Hose Line Tube 6C0122109E
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. A1645280382
Mercedes W164 Air Intake Hose Intercooler Charge Pipe Line Diesel A1645280382
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. A9065010882
Mercedes Sprinter W906 Water Hose Cooling Radiator Coolant Pipe Hose A9065010882
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. A2435000400
Coolant Hose Mercedes EQA H243 Voltage Converter Cooling Line A2435000400
Promo price
€28.95
€24.61
Free delivery: Feb 10 – 13
If paid before 14:00
-40%
Part no. 9485281
Coolant Pipe BMW G30 G31 G38 LCI B48X Hybrid Radiator Water Hose Line 9485281
Promo price
€80.95
€48.57
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. A2048301996
Water Pipe Mercedes W204 W207 Engine Coolant Cooling Hose Line A2048301996
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 038121086M
Audi A4 B7 Water Cooling Coolant Pipe Hose Line 2.0 TDI 038121086M
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 04L121065AN
Audi A5 8T Water Coolant Pipe Hose Line Tube 04L121065AN
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
Part no. 7605640
BMW F12 F13 F06 Coolant Hose Radiator Line Water Pipe 7605640
€42.95
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 7576363
Vent Pipe BMW F10 F12 F13 F03 Petrol N63 Coolant Breathe Hose 7576363
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 7812941
Coolant Hose BMW F30 F31 F32 N57N Radiator Pipe Line 7812941
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 9671124980
Water Hose Peugeot 207 1.6 HDI Engine Cooling Coolant Pipe Line 9671124980
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 6C1Q8K512AB
Ford Transit Mk7 2.4 TDCI Water Hose Engine Cooling Coolant Pipe 6C1Q8K512AB
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 7519256
BMW E60 E61 M54 Petrol Engine Cooling Radiator Supply Hose 7519256
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 7515501-1
Water Hose Mini Cooper S R52 R53 W11 Petrol Radiator Coolant Pipe 1475572
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 7796870
BMW 1 Series E81 E87 LCI E87N Diesel N47 Radiator Coolant Bottom Hose 7796870
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
Part no. A1775011103
Mercedes W177 Water Coolant Hose Pipe Line Petrol Engine A1775011103
€37.95
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 5N0121070G
Volkswagen Tiguan 1 5N 2,0 TDi Diesel Coolant Pipe Water Line 5N0121070G
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
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 .