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. 6C1118K582DB
Ford Transit Mk7 Water Hose Coolant Line 2.2 TDCi 6C1118K582DB
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-15%
Part no. 8R0819332N
Audi Q5 8R 2.0 TDI Engine Water Coolant Pipe Hose Line Diesel 8R0819332N
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 9236675
Coolant Hose BMW X3 F25 X4 F26 Diesel Heater Water Return Pipe Line 9236675
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-15%
Part no. 8514220
Coolant Hose BMW X5 F15 X6 F16 Diesel N57 Expansion Tank Water Pump Line 8514220
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 14
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, Oct 14
If paid before 14:00
-5%
Part no. 8514066
BMW F20 F30 LCI B47 Diesel Coolant Water Pump Pipe Hose EGR Cooler 8514066
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
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, Oct 14
If paid before 14:00
-5%
Part no. 7812943
BMW F30 F32 LCI 330d 430d N57N Engine Radiator Coolant Hose Pipe Line 7812943
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-15%
Part no. 1K0122101DF
VW Volkswagen Golf MK5 1.9 TDI Water Hose Radiator Coolant Pipe Line 1K0122101DF
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 14
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, Oct 14
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, Oct 14
If paid before 14:00
-5%
Part no. 7509965
Coolant Hose BMW X5 E53 Petrol Engine N62 Cooling System Water Line 7509965
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-15%
Part no. 8511760
Coolant Hose BMW F10 F11 LCI Cooling Water Pipe Line 8511760
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 8V2118K580BA
Ford Fiesta MK7 1.6 TDCI Radiator Hose Water Coolant Pipe Line 8V2118K580BA
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 9299619
Water Hose BMW G30 G31 G11 G32 G15 Radiator Water Coolant Pump Pipe Line 9299619
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-40%
Part no. 03C121050N
VW Volkswagen Golf Mk6 Heater Water Cooling Coolant Pipe Hose Line 03C121050N
Promo price
€61.95
€37.17
Free delivery - Tue, Oct 14
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, Oct 14
If paid before 14:00
-5%
Part no. 2754222
Mini Cooper R55 R56 R57 Cooling System Coolant Radiator Water Hose 2754222
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
Part no. 8W0122448S
Audi A5 F5 Water Coolant Hose Line Pipe Tube 8W0122448S
€23.95
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. A6512000882
Water Pipe Mercedes W639 W906 OM651 Engine Cooling Coolant Hose A6512000882
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
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, Oct 14
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, Oct 14
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, Oct 14
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, Oct 14
If paid before 14:00
-15%
Part no. A9065010482
Coolant Hose Mercedes Sprinter W906 Diesel OM642 Radiator Water Line A9065010482
Promo price
€37.95
€32.26
Free delivery - Tue, Oct 14
If paid before 14:00
-15%
Part no. 8512420
BMW F30 F32 335dX 435dX Engine Radiator Return Coolant Hose Pipe 8512420
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 14
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, Oct 14
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, Oct 14
If paid before 14:00
Part no. 06A121069C
Audi TT 8N Water Coolant Hose Pipe Cooling Line 1.8T Petrol 06A121069C
€23.95
Free delivery - Tue, Oct 14
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, Oct 14
If paid before 14:00
-5%
Part no. 7623677
BMW i3 I01 Coolant Hose Hybrid Rex Water Cooling Pipe Radiator 7623677
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
Part no. 3C0121157AA
Audi A3 8P Engine Water Coolant Pipe Hose Line 1.9 TDI 3C0121157AA
€23.95
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. A2662030882
Water Hose Mercedes W169 W245 M266 Coolant Cooling Pump Pipe Line A2662030882
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 7794157
BMW X5 Series E70 Hose Pipe Water Hose 7794157
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 7623678
Coolant Hose BMW i3 I01 Hybrid Rex Water Cooling Pipe Radiator 7623678
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
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 - Tue, Oct 14
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 - Tue, Oct 14
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 - Tue, Oct 14
If paid before 14:00
Part no. A2048300096
Mercedes W204 M271 Water Hose Engine Cooling Coolant Pipe Line A2048300096
€23.95
Free delivery - Tue, Oct 14
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, Oct 14
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 - Tue, Oct 14
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 - Tue, Oct 14
If paid before 14:00
-40%
Part no. 8V0121124
Audi RS3 8V Engine Oil Coolant Hose Pipe Line Tube 2.5 TFSI 8V0121124
Promo price
€70.95
€42.57
Free delivery - Tue, Oct 14
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 - Tue, Oct 14
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, Oct 14
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 - Tue, Oct 14
If paid before 14:00
Part no. 06A121497Q
Audi TT 8N 1.8T AUM Turbo Coolant Return Feed Pipe Hose Line Tube 06A121497Q
€23.95
Free delivery - Tue, Oct 14
If paid before 14:00
Part no. 03G121065AE
Audi A3 8P Seat Leon Mk2 2.0 TDI Water Coolant Cooling Pipe Hose Line 03G121071A
€28.95
Free delivery - Tue, Oct 14
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 - Tue, Oct 14
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 - Tue, Oct 14
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 - Tue, Oct 14
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 - Tue, Oct 14
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 - Tue, Oct 14
If paid before 14:00
Part no. A2731420083
Mercedes W164 W221 C219 Molded Hose Coolant Hose Pipe Line M273 A2731420083
€23.95
Free delivery - Tue, Oct 14
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, Oct 14
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 - Tue, Oct 14
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 - Tue, Oct 14
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 - Tue, Oct 14
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 - Tue, Oct 14
If paid before 14:00
-15%
Part no. 5N0121064H
Audi Q3 8U Volkswagen Tiguan 5N Coolant Hose Metal Pipe Radiator 5N0121064H
Promo price
€47.95
€40.76
Free delivery - Tue, Oct 14
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 - Tue, Oct 14
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 - Tue, Oct 14
If paid before 14:00
-15%
Part no. A2712002352
Mercedes W204 Water Hose Radiator Coolant Cooling Pipe Line A2712002352
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 14
If paid before 14:00
Part no. 04C133320F
Audi A1 8X Fuel Injection Line Pressure Pipe Rail Injector 1.0 TFSI 04C133320F
€47.95
Free delivery - Tue, Oct 14
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, Oct 14
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 - Tue, Oct 14
If paid before 14:00
Part no. 8K0819332M
Audi A4 B8 Water Coolant Pipe Hose Line Tube 2.0 TDI CNHC 8K0819332M
€37.95
Free delivery - Tue, Oct 14
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 - Tue, Oct 14
If paid before 14:00
-5%
Part no. CC11-18K579-BC
Ford Transit Mk7 V Water Coolant Pipe Hose Line 2.2 Diesel CC1118K579BC
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
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 - Tue, Oct 14
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, Oct 14
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 - Tue, Oct 14
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 - Tue, Oct 14
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 - Tue, Oct 14
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 - Tue, Oct 14
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 - Tue, Oct 14
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 - Tue, Oct 14
If paid before 14:00
-5%
Part no. 7565094
Vent Pipe BMW E90 E91 E92 N54 Cooling Line Water Hose Radiator Cooler 7565094
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-15%
Part no. 6C1Q8K520AB
Coolant Flange Pipe Ford Transit MK7 Tdci Diesel Water Line 6C1Q8K520AB
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 14
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 - Tue, Oct 14
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 - Tue, Oct 14
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 - Tue, Oct 14
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 - Tue, Oct 14
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 - Tue, Oct 14
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 - Tue, Oct 14
If paid before 14:00
-5%
Part no. 8K0121081P
Audi A4 B8 2.0 TDI CAGA Radiator Water Coolant Pipe Hose Tube Line 8K0121081P
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
Part no. 8518965
BMW F20 F21 F30 LCI F32 B37 B47 Radiator Expansion Tank Coolant Pipe 8518965
€32.95
Free delivery - Tue, Oct 14
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 - Tue, Oct 14
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 - Tue, Oct 14
If paid before 14:00
-15%
Part no. A2045011825
Mercedes W204 Water Coolant Hose Pipe Line A2045011825
Promo price
€42.95
€36.51
Free delivery - Tue, Oct 14
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 - Tue, Oct 14
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 - Tue, Oct 14
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 - Tue, Oct 14
If paid before 14:00
-5%
Part no. 8620944
BMW F20 F21 F30 LCI Engine Cooling Radiator Expansion Tank Hose 8620944
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. A6398325823
Mercedes Vito W639 Heat Exchanger Water Coolant Hose Pipe Line A6398325823
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
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 - Tue, Oct 14
If paid before 14:00
-5%
Part no. 06D121082B
Audi A4 B7 2.0 TFSI BGB Coolant Hose Line Tube Pipe 06D121082B
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
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 - Tue, Oct 14
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 - Tue, Oct 14
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 .