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
-40%
Part no. 7555281
BMW X5 E70 3.0si N52N Engine Coolant Hose Cooling Pipe Line 7547244
Promo price
€75.95
€45.57
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 1K0121063S
Seat Ibiza 6J Coolant Cooling Engine Pipe Hose Line Radiator 1K0121063S
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 9671124980-1
Water Hose Peugeot Partner Citroen Berlingo 1.6 HDI Coolant Pipe Line 9671124980
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 1K0121070CD
Seat Ibiza 6J Coolant Cooling Engine Pipe Hose Line Radiator 1K0121070CD
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. A6398321023
Mercedes Vito Viano W639 OM646 Coolant Hose Water Pipe Line A6398321023
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 6968107
BMW X5 X6 E70 E71 E72 Water Pipe Coolant Tube Hose 6968107
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 4G0145931G
Audi A4 B8 A5 8T 2.0 TDI Water Coolant Pipe Hose Line 4G0145931G
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
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, Oct 14
If paid before 14:00
-5%
Part no. A6398321093
Mercedes Vito Viano W639 OM646 Coolant Hose Water Pipe Cooling Line A6398321093
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 04L121064E
Audi A3 8V VW Golf Mk7 Engine Water Coolant Pipe Hose Line Diesel 04L121064E
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. YC1Q-8A544-AC
Ford Transit MK7 TDCI Water Pump Pipe Engine Coolant Flange YC1Q-8A544-AC
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
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, Oct 14
If paid before 14:00
-15%
Part no. A2438304500
Mercedes EQA350 H243 Coolant Water Pump Hose Electric Drive A2438304500
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 14
If paid before 14:00
-15%
Part no. A6022002152
Mercedes W903 Sprinter Water Heating Return Tube Hose Pipe Line A6022002152
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 1K0121096C
Volkswagen Golf MK5 Engine Water Coolant Pipe Hose 1K0121096C
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 4G0145909B
Audi A4 B8 A5 8T 2.0 TDI Water Coolant Pipe Hose Line 4G0145909B
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 1K0122109BB
Audi A3 8P Coolant Reservoir Expansion Overflow Line Pipe Hose Tube 1K0122109BB
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-40%
Part no. A2762006051
Coolant Hose Mercedes W205 C207 C238 Turbo Cooling Pipe Line A2762006051
Promo price
€47.95
€28.77
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 4G0145910B
Audi A4 B8 A5 8T 2.0 TDI Water Coolant Pipe Hose Line 4G0145910B
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-15%
Part no. 079121065BN-1
AUDI S5 8T 4.2 Petrol CAUA Coolant Pipe Left N/S Cooler Water Hose 079121065BN
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 14
If paid before 14:00
-15%
Part no. 059121598R
Audi SQ5 8R 3.0 TDI CGQB Twin Turbo Coolant Feed Pipe Hose Line 059121598R
Promo price
€56.95
€48.41
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. A6512003202-2
Water Hose Mercedes Sprinter W910 OM651 Heater Coolant Pipe Part A6512030200
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-15%
Part no. A6511400700-3
EGR Exhaust Cooler Mercedes W204 W212 Heat Exchanger OM651 Diesel A6511400775
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 5N0122157BP
Volkswagen VW Tiguan 5N Water Pipe Hose Coolant Cooling Line 5N0122157BP
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 147138491R
Nissan Qashqai Renault 1.5 dCi Egr Cooler Coolant Water Flange 147138491R
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-15%
Part no. A2742030382
Mercedes W204 W205 W213 Water Coolant Pipe Hose Line A2742030382
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 8475153
Water Hose BMW F40 X1 F48 Mini F55 F56 B37B Cooling Coolant Pipe Line 8475153
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
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, Oct 14
If paid before 14:00
Part no. A2468302896
Water Hose Mercedes W176 W246 OM651 Coolant Water Pump Pipe Line A2468302896
€28.95
Free delivery - Tue, Oct 14
If paid before 14:00
Part no. 8J0201215H
Audi TT 8J 3.2 FSI Fuel Feed Pipe Line Hose 8J0201215H
€23.95
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. A6512031682
Mercedes W204 W212 W906 Water Cooling Coolant Pipe Hose OM651 Engine A6512031682
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 4H2Q8592BE
Land Rover Range Sport L320 3.0 D Water Hose Coolant Pipe Line 4H2Q8592BE
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-15%
Part no. 9802099-1
Mini Cooper R60 R61 Countryman Coolant Water Cooling Hose Pipe Line 9802099
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. A6421401175
Mercedes W212 W222 OM642 Diesel EGR Exhaust Cooler Heat Exchanger A6421401175
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 7616037
BMW i3 I01 Water Coolant Cooling Hose Pipe Line Radiator 7616037
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 7617365
Mini F56 F57 F60 Engine Cooling Radiator Coolant Water Hose Pipe Line 7617365
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
Part no. A2702031682
Mercedes W176 W246 Water Cooling Coolant Pipe Hose Line A2702031682
€23.95
Free delivery - Tue, Oct 14
If paid before 14:00
-15%
Part no. 7592649
Coolant Hose BMW F10 F11 F12 F13 F07 GT Petrol N63 Water Pipe 7592649
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 05C121064C
Seat Ibiza Mk5 KJ1 Water Coolant Pipe Hose Line 1.0 Petrol 05C121064C
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 6C1118K582CD
Ford Transit Mk7 Heater Outer Water Hose Line 6C11-18K582-CD
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
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, Oct 14
If paid before 14:00
-5%
Part no. A6512032282
Mercedes W204 W212 OM651 Engine Water Pipe Cooling Coolant Hose A6512032282
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
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, Oct 14
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, Oct 14
If paid before 14:00
-5%
Part no. A6395014382
Mercedes-Benz Vito W639 Engine Radiator Water Coolant Hose Pipe A6395014382
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. A6422000056
Mercedes W164 OM642 Engine Coolant Flange Connector Hose A6422000056
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 03C121070M
Audi A1 8X Water Pipe Hose Line Engine Cooling Coolant Unit Hose 03C121070M
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 06K121075Q
Audi S3 8V Water Hose Cooling Coolant Radiator Pipe Line 06K121075Q
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
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, Oct 14
If paid before 14:00
-5%
Part no. 7N0122073AB
VW Volkswagen Sharan 7N Water Pipe Hose Coolant Cooling Line 7N0122073AB
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-15%
Part no. A2602000400
Mercedes W177 A35 AMG M260 Coolant Hose Water Pump Pipe Line A2602000400
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 14
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, Oct 14
If paid before 14:00
-15%
Part no. A2185012082
Water Hose Mercedes W212 W218 AMG Engine Cooling Return Coolant Pipe A2185012082
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 03C103465AA
Audi A1 8X Water Pipe Hose Line Engine Cooling Coolant Unit Hose 03C103465AA
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
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, Oct 14
If paid before 14:00
-5%
Part no. BK3Q-8K512-BA
Ford Transit MK8 2.2 TDCI Water Hose Radiator Coolant Pipe Line BK3Q8K512BA
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-40%
Part no. A2602004400
Mercedes W177 Heater Radiator Coolant Pipe Hose A2602004400
Promo price
€66.95
€40.17
Free delivery - Tue, Oct 14
If paid before 14:00
-15%
Part no. 8645546
Mini Cooper S F55 F56 Petrol Engine Water Pump Cooling Coolant Pipe Hose 8645546
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 14
If paid before 14:00
-15%
Part no. A2712002552
Water Pipe Mercedes W204 M271 Engine Cooling Radiator Coolant Hose A2712002552
Promo price
€37.95
€32.26
Free delivery - Tue, Oct 14
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, Oct 14
If paid before 14:00
-15%
Part no. 8580972
Water Hose BMW G20 G21 G30 G31 X3 G01 Diesel Cooling Coolant Pipe Line 8580972
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 14
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, Oct 14
If paid before 14:00
-15%
Part no. 8645545
Coolant Pipe Mini F54 F56 F60 BMW F45 F46 F48 B38 Cooling Hose Water 8645545
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 7808079
BMW X5 E70 LCI N57 N57S Water Hose Coolant Cooling Pipe Line Radiator 7808079
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 7810707
Coolant Pipe BMW F10 F11 F20 F21 F30 F31 F36 Engine Water Hose Connector 7810707
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
Part no. 2248058
BMW X5 Series E53 3.0d M57 Water Hose Pipe Engine Cooling 2248058
€23.95
Free delivery - Tue, Oct 14
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, Oct 14
If paid before 14:00
-15%
Part no. 9250564-1
BMW F40 F45 X1 F48 Mini F54 F55 F56 Water Hose Coolant Pipe 9250564 9250566
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 14
If paid before 14:00
-15%
Part no. A6542034000
Coolant Pipe Mercedes W213 Diesel OM654 Oil Cooler Feed Coolant Hose 6542034000
Promo price
€37.95
€32.26
Free delivery - Tue, Oct 14
If paid before 14:00
-15%
Part no. A2223270044
Mercedes W212 Water Hose Coolant Cooling Pipe Line A2223270044
Promo price
€37.95
€32.26
Free delivery - Tue, Oct 14
If paid before 14:00
-15%
Part no. 03L130321R
Volkswagen Sharan 7N Fuel Injection Line Pressure Pipe Injector Set 03L130321R
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 14
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, Oct 14
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, Oct 14
If paid before 14:00
-5%
Part no. 1708808
Coolant Connector BMW E46 318i Petrol M43 Water Pump Thermostat Conector 1708808
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. A2465010382
Mercedes W176 W246 OM651 Radiator Water Coolant Hose Engine Cooling A2465010382
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 9800480
Mini Cooper R60 R61 Cooling System Coolant Radiator Water Hose 9800480
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
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, Oct 14
If paid before 14:00
-5%
Part no. A2046391494
Fuel Drain Hose Mercedes W204 W207 W212 Fuel Filler Pipe Line A2046391494
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-15%
Part no. 7541146
BMW E65 E66 740i 750i Radiator Coolant Ventilation Vent Pipe Hose 7541146
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 7647293
Coolant Hose BMW F20 F30 F31 LCI B38 Radiator Cooling Water Pipe Line 7647293
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 8K0121049L
Audi A4 B8 Water Hose Radiator Coolant Pipe Line 2.0 TDI 8K0121049L
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 9800490
BMW Mini Cooper R60 R61 Cooling System Coolant Radiator Water Hose 9800490
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
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, Oct 14
If paid before 14:00
-5%
Part no. CK3Q8N039AA
Ford Transit MK7 2.2 TDCI Water Hose Engine Coolant Pipe Line CK3Q8N039AA
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-15%
Part no. A4478320323
Mercedes W447 Water Hose Cooling Radiator Coolant Pipe Line A4478320323
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 14
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, Oct 14
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, Oct 14
If paid before 14:00
-5%
Part no. A6512000682
Water Hose Mercedes W204 W212 OM651 Coolant Water Pump Pipe Line A6512000682
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 5Q0121070AH
Audi A3 8V VW Golf Mk7 Water Coolant Pipe Hose Line Diesel 5Q0121070AH
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 03G121096
Audi A4 B8 2.0 TDI Water Hose Radiator Coolant Pipe Line 03G121096
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. 8663516
BMW1 1 3 Series F20 F21 F30 LCI Radiator Coolant Water Hose Pipe Line 8663516
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. A2048307296
Mercedes W204 Water Line Coolant Hose Ruber Pipe A2048307296
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
If paid before 14:00
-5%
Part no. A6398324023
Mercedes Vito W639 Diesel Water Coolant Pipe Hose Line A6398324023
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
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, Oct 14
If paid before 14:00
-5%
Part no. 8663517
BMW 1 3 Z4 Series F20 F21 F30 LCI Coolant Return Pipe 8663517
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
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, Oct 14
If paid before 14:00
-5%
Part no. 8515235
Coolant Hose BMW F10 F11 LCI N57Z Turbo Cooling Water Pipe Line 8515235
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 14
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, Oct 14
If paid before 14:00
-5%
Part no. A2782030103
Mercedes W212 Water Hose Coolant Cooling Pipe Line A2782030103
Promo price
€23.95
€22.75
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 .