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
Part no. 2HJ121045D
VW Volkswagen Amarok NF Coolant Cooling Pipe Hose Line Diesel Engine 2HJ121045D
PLN 140.95
Free delivery - Tue, Dec 16
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
PLN 47.95
PLN 45.55
Delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. A2478306800
Water Hose Mercedes W177 W247 Heat Exchanger Coolant Return Pipe A2478306800
Promo price
PLN 123.95
PLN 111.56
Free delivery - Tue, Dec 16
If paid before 14:00
-30%
Part no. A2642007800
Mercedes W205 Water Coolant Line Radiator Cooling Hose Pipe Petrol A2642007800
Promo price
PLN 189.95
PLN 132.97
Free delivery - Tue, Dec 16
If paid before 14:00
Part no. 06M145963D
Audi A5 S5 F5 Engine Coolant Return Hose Cooling Pipe 3.0 TFSI 06M145963D
PLN 94.95
Free delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. 7515489
BMW Mini Cooper One R50 R52 Petrol W10 Radiator Coolant Hose 7557167
Promo price
PLN 42.95
PLN 40.80
Delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. A1715010282
Mercedes SLK R171 Water Hose Cooling Radiator Coolant Pipe A1715010282
Promo price
PLN 75.95
PLN 72.15
Free delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. A2435000300
Coolant Line Mercedes EQA350 H243 Electric Drive System Cooling Hose A2435000300
Promo price
PLN 61.95
PLN 55.76
Free delivery - Tue, Dec 16
If paid before 14:00
Part no. 04L131525AF
Seat Ateca FR 2.0 TDI Intercooler Hose Pipe Line 04L131525AF
PLN 94.95
Free delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. 7535591
BMW Z4 Series E85 Hose Additional Water Pump Water Valve Pipe
Promo price
PLN 94.95
PLN 90.20
Free delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. 9368339
Coolant Pipe BMW F30 LCI 330e B48X Air Conditioning A/C Line Tube 9368339
Promo price
PLN 94.95
PLN 85.46
Free delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. BK3Q8K512BB
Ford Transit Engine Water Coolant Pipe Cooling Hose Line BK3Q8K512BB
Promo price
PLN 47.95
PLN 45.55
Delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. 04E122157BE
Coolant Pipe Seat Ibiza 6J VW Polo 5 1.2 TSI CBZB Turbocharger Cooling Line
Promo price
PLN 42.95
PLN 40.80
Delivery - Tue, Dec 16
If paid before 14:00
Part no. 1K0122051GN
Volkswagen Golf Mk6 2.0 Petrol Water Hose Radiator Coolant Pipe Line 1K0122051GN
PLN 66.95
Free delivery - Tue, Dec 16
If paid before 14:00
-30%
Part no. A2712000315
Mercedes W204 Coolant Cooler Water Thermostat A6512002700
Promo price
PLN 332.95
PLN 233.07
Free delivery - Tue, Dec 16
If paid before 14:00
Part no. A1665007975
Mercedes GLE W166 C292 M278 Coolant Hose Water Cooling Line A1665007975
PLN 94.95
Free delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. 7809819
Coolant Hose BMW F10 F11 N47N Radiator Water Cooling Pipe Diesel 7809819
Promo price
PLN 46.95
PLN 44.60
Delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. A2742003782-2
Mercedes W205 Water Hose Engine Cooling Coolant Pipe Line A2742003782
Promo price
PLN 85.95
PLN 77.36
Free delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. 8053471
Water Coolant Pipe BMW X3M F97 X4M F98 S58 Cooling Hose Line 8053471
Promo price
PLN 142.95
PLN 128.66
Free delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. 03C121050G
Audi A3 8P Volkswagen Golf Mk 7 Heater Water Cooling Pipe Hose Line 03C121050G
Promo price
PLN 94.95
PLN 90.20
Free delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. 9247858
Coolant Hose BMW F10 M5 F12 F13 M6 S63N Water Cooling Pipe Radiator 9247858
Promo price
PLN 123.95
PLN 117.75
Free delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. A2602000051
Mercedes W177 Water Hose Water Coolant Cooling Pipe Line A2602000051
Promo price
PLN 94.95
PLN 85.46
Free delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. 03L121132AC
Audi A4 B8 A5 8T 2.0 TDI Water Coolant Thermostat Housing 03L121132AC
Promo price
PLN 42.95
PLN 40.80
Delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. 079121065P
Audi A4 B7 4.2 V8 Petrol Coolant Pipe Cooler Water Hose 079121065P
Promo price
PLN 61.95
PLN 58.85
Free delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. A6398328123
Mercedes Vito W639 Heat Exchanger Water Coolant Hose Pipe Line A6398328123
Promo price
PLN 61.95
PLN 58.85
Free delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. A2575011100
Coolant Hose Mercedes C238 M256 Expansion Tank Radiator Line A2575011100
Promo price
PLN 122.95
PLN 110.66
Free delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. 8512420
BMW F30 F32 335dX 435dX Engine Radiator Return Coolant Hose Pipe 8512420
Promo price
PLN 47.95
PLN 43.16
Delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. 7509965
Coolant Hose BMW X5 E53 Petrol Engine N62 Cooling System Water Line 7509965
Promo price
PLN 56.95
PLN 54.10
Delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. 8K0145919C
Audi A4 B8 2.0 TDI CNHC Engine Water Coolant Hose Pipe Line 8K0145919C
Promo price
PLN 237.95
PLN 214.16
Free delivery - Tue, Dec 16
If paid before 14:00
Part no. 4G0122445L
Audi A6 C7 A7 4G Coolant Cooling Pipe Hose Line Petrol Engine 4G0122445L
PLN 42.95
Delivery - Tue, Dec 16
If paid before 14:00
Part no. A4478320015-1
Mercedes Vito W447 Diesel Coolant Hose Water Line Hose A4478320015
PLN 94.95
Free delivery - Tue, Dec 16
If paid before 14:00
Part no. 5Q0121619D-2
Volkswagen Beetle 2.0 TDI Water Hose Coolant Radiator Pipe Line 5Q0121619D
PLN 161.95
Free delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. 7647372
BMW 1 2 Series F20 F21 F30 LCI Hose Coolant Expansion Tank 7647372
Promo price
PLN 74.95
PLN 71.20
Free delivery - Tue, Dec 16
If paid before 14:00
Part no. A1775011103
Mercedes W177 Water Coolant Hose Pipe Line Petrol Engine A1775011103
PLN 142.95
Free delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. 06D121071R
Audi A4 B7 2.0 TFSI BGB Water Coolant Hose Tube Line Pipe 06D121071R
Promo price
PLN 94.95
PLN 85.46
Free delivery - Tue, Dec 16
If paid before 14:00
Part no. 5Q0121619A
Audi A3 8V TT FV VW Golf Mk7 Water Coolant Connector Flange Diesel 5Q0121619A
PLN 42.95
Delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. A1645280382
Mercedes W164 Air Intake Hose Intercooler Charge Pipe Line Diesel A1645280382
Promo price
PLN 94.95
PLN 90.20
Free delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. 8616131
Coolant Return Hose BMW F30 LCI 330e B48X Radiator Cooling Line Pipe 8616131
Promo price
PLN 142.95
PLN 128.66
Free delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. A2055011301
Mercedes W205 Coolant Water Pipe Tank Line Hose A2055011301
Promo price
PLN 113.95
PLN 102.56
Free delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. 55213798
Fiat Doblo 1.6 Diesel JTD Multijet Engine Water Coolant Pipe Hose Line 55213798
Promo price
PLN 61.95
PLN 58.85
Free delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. A9075010200
Mercedes W907 Water Hose Engine Cooling Coolant Pipe A9075010200
Promo price
PLN 94.95
PLN 90.20
Free delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. 06J133781BE
Audi TT 8J Water Hose Cooling Radiator Coolant Pipe Line 06J133781BE
Promo price
PLN 42.95
PLN 40.80
Delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. 04L121065
Audi A3 8V Engine Water Coolant Pipe Cooling Hose Line 04L121065
Promo price
PLN 42.95
PLN 40.80
Delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. 7537108
Radiator Hose BMW X5 X6 E70 E71 3.0si N52N Coolant Line Pipe Petrol 7537108
Promo price
PLN 66.95
PLN 60.26
Free delivery - Tue, Dec 16
If paid before 14:00
Part no. 03L122157M
Audi A4 B8 2.0 TDI Water Hose Radiator Coolant Pipe Line 03L122157M
PLN 61.95
Free delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. BK21-18K580-BC
Ford Transit Mk8 Water Hose Cooling Coolant Pipe Line BK21-18K580-BC
Promo price
PLN 42.95
PLN 40.80
Delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. 04L121157S
Audi A4 B8 2.0 TDI Water Coolant Pipe Hose Line Tube 04L121157S
Promo price
PLN 42.95
PLN 40.80
Delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. 8R0121049J
Audi Q5 8R 2.0 TDI Coolant Water Hose Cooling Unit Line Tube Pipe 8R0121049J
Promo price
PLN 94.95
PLN 85.46
Free delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. 03C121070M
Audi A1 8X Water Pipe Hose Line Engine Cooling Coolant Unit Hose 03C121070M
Promo price
PLN 42.95
PLN 40.80
Delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. 04E122157H
Turbocharger Cooling Line VW Golf MK7 Audi A3 8V 1.4 TSI Water Pipe 04E122157H
Promo price
PLN 42.95
PLN 40.80
Delivery - Tue, Dec 16
If paid before 14:00
Part no. 5Q0122101BP
Audi A3 8V 2.0 TDI Water Hose Radiator Coolant Pipe Line Diesel 5Q0122101BP
PLN 94.95
Free delivery - Tue, Dec 16
If paid before 14:00
Part no. 8K0122293B
Audi A4 B8 Q5 8R Water Cooling Coolant Flange Pipe Hose 2.0 TDI 8K0122293B
PLN 42.95
Delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. A6398321823
Water Hose Mercedes Vito W639 Cooling Radiator Coolant Pipe Hose A6398321823
Promo price
PLN 56.95
PLN 54.10
Delivery - Tue, Dec 16
If paid before 14:00
-30%
Part no. A1728303015
Mercedes SLK R172 Coolant Hose Radiator Cooling Water Pipe Line A1728303015
Promo price
PLN 75.95
PLN 53.17
Free delivery - Tue, Dec 16
If paid before 14:00
Part no. 8K0121081BL
Audi A4 B8 A5 8T 2.0 TDI Radiator Water Coolant Pipe Hose Tube Line 8K0121081BL
PLN 85.95
Free delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. A2053400400
Mercedes W205 Water Hose Cooling Coolant Pipe A2053400400
Promo price
PLN 142.95
PLN 128.66
Free delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. 5Q0121049CL
Volkswagen Golf Mk7 Audi A3 8V Water Hose Coolant Radiator Pipe Line 5Q0121049CL
Promo price
PLN 189.95
PLN 170.96
Free delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. 8511761
Coolant Hose BMW F01 LCI F10 X3 F25 Radiator Water Cooling Pipe Diesel 8511761
Promo price
PLN 61.95
PLN 58.85
Free delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. A2742002982
Mercedes W204 Water Hose Coolant Cooling Pipe Line A2742002982
Promo price
PLN 75.95
PLN 68.36
Free delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. 9802756-2
Mini R60 R61 N47N Radiator Coolant Pipe Hose Line 9802756
Promo price
PLN 61.95
PLN 58.85
Free delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. 8572908
Water Hose BMW G30 G31 G11 B57 Diesel Coolant Expansion Tank Pipe Line 8572908
Promo price
PLN 66.95
PLN 63.60
Free delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. A6512000451
Coolant Pipe Mercedes W212 Diesel OM651 Water Pump Flange Line A6512000451
Promo price
PLN 47.95
PLN 45.55
Delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. 7612445
Cooling Hose BMW E84 N20 Petrol Engine Radiator Water Coolant Pipe Line 7612445
Promo price
PLN 42.95
PLN 40.80
Delivery - Tue, Dec 16
If paid before 14:00
-30%
Part no. A4475014800
Mercedes W447 OM622 Diesel Engine Radiator Coolant Hose Pipe A4475014800
Promo price
PLN 275.95
PLN 193.17
Free delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. 8K0819857B
Audi A5 8T Water Pipe Hose Line Engine Cooling Coolant Unit Hose 8K0819857B
Promo price
PLN 161.95
PLN 145.76
Free delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. 6968107
BMW X5 X6 E70 E71 E72 Water Pipe Coolant Tube Hose 6968107
Promo price
PLN 42.95
PLN 40.80
Delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. 079121081B
Audi S7 4G 4.0 TFSI Coolant Hose Engine Water Pipe Front Upper 079121081B
Promo price
PLN 113.95
PLN 102.56
Free delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. A6122030382
Coolant Hose Mercedes W163 Diesel OM612 Radiator To Fuel Cooler Coolant Line
Promo price
PLN 70.95
PLN 63.86
Free delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. 5N0122101AC
Volkswagen Tiguan 5N Water Pipes Hoses Coolant Cooling Line 5N0122101AC
Promo price
PLN 42.95
PLN 40.80
Delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. 06K121075Q
Audi S3 8V Water Hose Cooling Coolant Radiator Pipe Line 06K121075Q
Promo price
PLN 61.95
PLN 58.85
Free delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. 04L121131AB
Audi A3 8V 2.0 TDI DGCA Coolant Water Flange Housing Hose Line 04L121131AB
Promo price
PLN 123.95
PLN 111.56
Free delivery - Tue, Dec 16
If paid before 14:00
Part no. 99610621206
Porsche Boxster 986 Cooling Engine Water Coolant Hose Pipe 99610621206
PLN 123.95
Free delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. A2058300002
Coolant Pipe Mercedes W205 Stationary Heater Return Line To Circulation Pump
Promo price
PLN 94.95
PLN 90.20
Free delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. A2315011182
Mercedes R231 Engine Cooling Coolant Line Pipe Hose A2315011182
Promo price
PLN 189.95
PLN 170.96
Free delivery - Tue, Dec 16
If paid before 14:00
Part no. A2702000700
Mercedes C118 W176 M260 M270 Engine Water Coolant Pipe Hose Line A2702000700
PLN 142.95
Free delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. A1715010225
Vent Pipe Mercedes SLK R171 Cooling Line Expansion Tank Hose A1715010225
Promo price
PLN 132.95
PLN 119.66
Free delivery - Tue, Dec 16
If paid before 14:00
-30%
Part no. 7838756
BMW M3 E46 Z4 M3 E85 E86 Petrol S54 Coolant Return Pipe Water Line 7838756
Promo price
PLN 237.95
PLN 166.57
Free delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. 04L122157CC
Audi A4 B9 2.0 TDI Diesel Engine Coolant Hose Line Pipe Tube 04L122157CC
Promo price
PLN 123.95
PLN 111.56
Free delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. 7611338
BMW 7 Series E65 E66 E67 Engine Cooling System Vacuum Pipe 7611338
Promo price
PLN 123.95
PLN 111.56
Free delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. A2045012982
Water Pipe Mercedes W204 OM642 Engine Cooling Radiator Coolant Hose A2045012982
Promo price
PLN 47.95
PLN 43.16
Delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. 8053466
Coolant Hose BMW X3 F97 X4 F98 Water Charge Cooling Pipe 8053466
Promo price
PLN 189.95
PLN 170.96
Free delivery - Tue, Dec 16
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
PLN 61.95
PLN 58.85
Free delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. 2754423
Mini R55 R56 Water Coolant Hose Radiator Pipe Line W16 Diesel 2754423
Promo price
PLN 66.95
PLN 63.60
Free delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. A2712030382
Mercedes W205 Engine Water Coolant Pipe Hose M271 Petrol A2712030382
Promo price
PLN 42.95
PLN 40.80
Delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. A2125019582
Mercedes W212 Coolant Hose Cooling Line Pipe From Water Pump A2125019582
Promo price
PLN 142.95
PLN 128.66
Free delivery - Tue, Dec 16
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
PLN 100.95
PLN 95.90
Free delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. YC1Q8N039AB
Ford Transit MK6 2.4 Diesel Water Hose Coolant Cooling Pipe Line YC1Q8N039AB
Promo price
PLN 47.95
PLN 45.55
Delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. 057121073C
Audi Q7 4L 4.2 TDI Coolant Hose Pipe Hose Line 057121073C
Promo price
PLN 94.95
PLN 90.20
Free delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. 6C0122109A
Audi A1 8X 1.4 TFSI Engine Water Coolant Pipe Hose Line Tube 6C0122109A
Promo price
PLN 42.95
PLN 40.80
Delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. 7803608
BMW 1 X1 Series E81 E84 E87 LCI N47S Engine Exhaust Manifold Return Pipe
Promo price
PLN 93.95
PLN 89.25
Free delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. 7598496
Coolant Hose BMW F10 F11 F07GT Petrol N55 Thermostat Inlet Pipe 7598496
Promo price
PLN 94.95
PLN 85.46
Free delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. 06A121065AP
Audi A3 8P Coolant Hose Water Pump Pipe Cooling Line 1.6 Petrol 06A121065AP
Promo price
PLN 42.95
PLN 40.80
Delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. 7622751
BMW E82 E90 E91 E92 135i 335i N54 Fuel Feed Rail Line Sensor 7622231
Promo price
PLN 42.95
PLN 40.80
Delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. 8517969
Water Hose BMW X5 F15 X6 F16 N57N N57Z Radiator Coolant Pipe Line 8517969
Promo price
PLN 123.95
PLN 111.56
Free delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. 8656444
BMW i3 I01 Water Hose Cooling Coolant Pipe Line Radiator 8656444
Promo price
PLN 142.95
PLN 135.80
Free delivery - Tue, Dec 16
If paid before 14:00
-5%
Part no. A6422000258
Water Pipe Mercedes W204 C207 W212 OM642 Cooling Coolant Hose Line A6422000258
Promo price
PLN 75.95
PLN 72.15
Free delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. 7649300
Coolant Radiator Line BMW F20 F21 F22 F23 F30 F32 F33 F36 Pipe Hose Tube 7649300
Promo price
PLN 189.95
PLN 170.96
Free delivery - Tue, Dec 16
If paid before 14:00
Part no. 7580962
BMW F10 F11 F12 F13 F18 Cooling Pipe Radiator Coolant Line Hose Petrol 7580962
PLN 142.95
Free delivery - Tue, Dec 16
If paid before 14:00
-10%
Part no. 7521860-1
BMW 5 7 Series E60 E61 E65 Sucking Jet Pump Vacuum Control Engine 7521860
Promo price
PLN 56.95
PLN 51.26
Delivery - Tue, Dec 16
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 .