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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Condition
In Stock
Price
-5%
Part no. 5N0121070Q
VW Volkswagen Sharan 7N Water Pipe Hose Coolant Cooling Line 5N0121070Q
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 04L121026AF
Audi Q2 GA Diesel Thermostat Coolant Regulator Connector Pipe Hose 04L121026AF
Promo price
€28.95
€24.61
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 6C1Q8N039AC
Ford Transit Mk7 Oil Cooler Hose Engine Coolant Pipe 2.2 TDCI 6C1Q-8N039-AC
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
Part no. 2HJ121045D
VW Volkswagen Amarok NF Coolant Cooling Pipe Hose Line Diesel Engine 2HJ121045D
€32.95
Free delivery: Feb 10 – 13
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
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 8K0122293B
Audi A4 B8 Q5 8R Water Cooling Coolant Flange Pipe Hose 2.0 TDI 8K0122293B
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. A2515010125
Mercedes W251 OM642 Diesel Water Coolant Cooling Hose Pipe Line A2515010125
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 75164140
BMW E60 N53 Petrol Thermostat Coolant Hose Line Tube Pipe 7516414070
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-40%
Part no. 8054850
Coolant Hose BMW X3 F97 X4 F98 Cooling Pipe Radiator Return Line 8054850
Promo price
€66.95
€40.17
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. A2435001400
Mercedes EQA350 H243 Electric Drive Battery Charger Coolant Hose A2435001400
Promo price
€32.95
€28.01
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 7544638
BMW 5 6 7 Series E60 E61 E63 E64 E65 N52 Cylinder Head Thermostat Hose 7544638
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
Part no. 7812515
BMW E90 E91 E92 Radiator Bottom Coolant Hose Line Tube Pipe 7812515
€56.95
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 7848506
Coolant Hose BMW F80 M3 F82 M4 S55 Petrol Turbo Cooling Pipe Line 7848506
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 5Q0121070BQ
Audi S3 8V Water Hose Engine Coolant Cooling Pipe Line 5Q0121070BQ
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 7546064-1
BMW E60 E61 E63 E64 Petrol N52 Coolant Hose Radiator Top Water Line 7546064
Promo price
€28.95
€24.61
Free delivery: Feb 10 – 13
If paid before 14:00
-40%
Part no. 8054849
Coolant Hose BMW X3 F97 X4 F98 Cooling Pipe Radiator Return Line 8054849
Promo price
€66.95
€40.17
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. A6292031382
Mercedes W164 OM629 Coolant Water Pipe Hose Line Tube A6292031382
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 04L121065AK
Audi A5 8T Heater Water Cooling Coolant Pipe Hose Line 04L121065AK
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 1K0121063J
Audi TT 8J Water Coolant Hose Pipe Line Tube 1K0121063J
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 059121065AK
VW Touareg 7L Audi A4 B7 Water Cooling Coolant Pipe Hose 3.0 TDI 059121065AK
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 7596839
BMW F20 F21 F30 F31 F32 Petrol N20 Radiator Cooler Coolant Pipe Hose 7596839
Promo price
€37.95
€32.26
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. A6072030182
Water Pipe Mercedes W176 W246 Engine Cooling Coolant Hose Line A6072030182
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-40%
Part no. A2720700535
Fuel Line Hose Mercedes W204 W211 W212 M272 DE35 High Pressure Pipe A2720700535
Promo price
€184.95
€110.97
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 1K0122051AE
Audi A4 B7 Water Hose Cooling Coolant Radiator Pipe Line 1K0122051AE
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. A2435000800
Mercedes EQA350 H243 Electric Coolant Hose Water Heater Line A2435000800
Promo price
€32.95
€28.01
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. A1695010882
Mercedes-Benz A-Class W169 Petrol Water Coolant Hose Pipe Radiator A1695010882
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 4G0121049AG
Audi A6 C7 2.0 TDI CGLC Water Radiator Coolant Pipe Hose Tube Line 4G0121049AG
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 8514068
BMW X3 F25 F26 Cooling Water Hose Coolant Pipe Radiator Line 8514068
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-40%
Part no. 06F121065H
Audi A3 8P TT 8J VW Golf GTI 2.0 TFSI Coolant Water Pipe Hose Line 06F121065H
Promo price
€42.95
€25.77
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 06K121075P
Audi A3 S3 8V Water Hose Radiator Coolant Pipe Line 2.0 Petrol 06K121075P
Promo price
€32.95
€28.01
Free delivery: Feb 10 – 13
If paid before 14:00
-40%
Part no. 8054852
Coolant Hose BMW X3 M F97 X4 M F98 Water Pump Cooling Pipe Line Hose 8054852
Promo price
€85.95
€51.57
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. A2435000300
Coolant Line Mercedes EQA350 H243 Electric Drive System Cooling Hose A2435000300
Promo price
€28.95
€24.61
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 7500752
BMW X5 Series E53 M62 PETROL Cooling System Water Hose Pipe 7500752
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 7515989
Mini Cooper R50 R52 Top Upper Radiator Coolant Hose Pipe 7515989
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 6905943
BMW 3 Series E46 Heater Radiator Water Valve Pump Hose Pipe Line Diesel 6905943
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 8200801589
Opel Vivaro 2.0 DCI Diesel Water Coolant Hose Line Pipe 8200801589
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
Part no. 04B121064
Volkswagen VW Polo 6C Water Coolant Pipe Hose Line 1.4 TDI Diesel 04B121064
€47.95
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. A2045013182
Water Pipe Mercedes W204 OM642 Engine Cooling Radiator Coolant Hose A2045013182
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 7581942
Coolant Hose BMW F10 F11 N52N N53 Cylinder Head Thermostat Water Line 7581942
Promo price
€32.95
€28.01
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 7L6122447BM
VW Volkswagen Touareg 7L Water Pipe Hose Coolant Cooling Line 7L6122447AT
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 8053469
BMW X3 F97 X4 F98 Coolant Water Pump Hose Line Flow Electric Drive 8053469
Promo price
€28.95
€24.61
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 7592646
Hose BMW F13 Coupe N63 Heat Exchanger Coolant Cooling Pipe Line 7592646
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
Part no. A6512001051
Water Pipe Mercedes W205 C253 OM651 Engine Cooling Coolant Hose A6512001051
€23.95
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 7848507
Coolant Hose BMW F80 M3 F82 M4 S55 Petrol Turbo Cooling Pipe Line 7848507
Promo price
€32.95
€28.01
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 9129594
BMW E81 E87N E90 N47 Diesel Cooling Radiator Water Hose Pipe 9129594
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 8514071-1
Water Hose BMW X3 F25 X4 F26 B47 Coolant Expansion Tank Pipe Line 8514071
Promo price
€28.95
€24.61
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 5Q0122157AB
Coolant Pipe Audi S1 8X S3 8V VW Golf R Mk7 2.0 TSI TFSI Water Hose 5Q0122157AB
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. A6290180582
Mercedes W164 OM629 Crankcase Cover Pressure Control Valve Hose A6290180582
Promo price
€28.95
€24.61
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 7521860-1
BMW 5 7 Series E60 E61 E65 Sucking Jet Pump Vacuum Control Engine 7521860
Promo price
€28.95
€24.61
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 04L121444J
Audi A3 8V 30 TDI DGTE Diesel Engine Coolant Hose Line Tube Pipe 04L121444J
Promo price
€47.95
€40.76
Free delivery: Feb 10 – 13
If paid before 14:00
Part no. 5Q0122101S
VW Golf Mk7 Audi A3 8V Water Hose Radiator Coolant Pipe Line Diesel 5Q0122101S
€23.95
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. A9065012982
Radiator Hose Mercedes Sprinter W906 Diesel Water Cooling Pipe A9065012982
Promo price
€28.95
€24.61
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 7812911
BMW X1 E81 E82 E87 LCI E84 123d 23dX N47N Intake Manifold EGR Line Pipe 7812911
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 8629959
Mini F55 F56 F57 F60 Petrol Turbo Charger Coolant Hose Oil Pipe Line 8629959
Promo price
€47.95
€40.76
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. A2128301896
Water Pipe Mercedes W212 Engine Cooling Coolant Hose Line A2128301896
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 2754221-2
BMW MINI Cooper One R55 R56 R57 2 Upper Radiator Coolant Pipe Hose 2754221
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 079121071BN
Audi A5 S5 8T 4.2 V8 FSI Solid Coolant Pipe Water Hose Line 079121071BN
Promo price
€28.95
€24.61
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 4G0122101AE
Water Hose Audi A4 B8 A6 C7 2.0 TDI Cooling Radiator Pipe Line 4G0122101AE
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 1685830
Ford Transit Connect Coolant Hose Water Pipe Line 1.6 TDCI 1685830 9671124980
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 1K0122101CC
Audi A4 B7 Water Hose Cooling Coolant Radiator Pipe Line 1K0122101CC
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. A2742001382
Cooling Line Mercedes W204 W212 C253 Water Pipes Hoses Coolant A2742001382
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 059129089
Audi Q7 4L Water Pipe Hose Line Engine Cooling Coolant Unit Hose 059129089
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
Part no. 6R0121070G
VW Volkswagen Polo GTI 6R 1.4 Petrol Engine Coolant Pipe Hose Line 6R0121070G
€23.95
Free delivery: Feb 10 – 13
If paid before 14:00
Part no. 5Q0121064AR
Volkswagen VW Golf Mk7 Audi A3 8V Engine Coolant Pipe Hose Line 5Q0121064AR
€23.95
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. BK3Q-9J280-AB
Ford Transit MK4 Diesel 2.2 TDCi Fuel Injection Line Pressure Pipe BK3Q-9J280-AB
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 8K0121049AF
Audi A4 B8 2.0 TDI Water Coolant Hose Tube Line Pipe 8K0121049AF
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 7509963
BMW X5 E53 N62 Radiator Water Coolant Pipe Hose 7509963
Promo price
€32.95
€28.01
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 06F121133G
VW Volkswagen Golf 5 2.0 TSI BWA Petrol Engine Coolant Flange Hose 06F121133G
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. A9078300102
Mercedes Sprinter W907 Water Coolant Pipe Hose Cooling Line A9078300102
Promo price
€32.95
€28.01
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. A6462030282
Mercedes W639 Heat Exchanger Hose Water Coolant Top Pipe Line OM646 A6462030282
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 06J133781BD
Audi TT 8J Water Hose Cooling Radiator Coolant Pipe Line 06J133781BD
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 06J103221-1
Audi TT 8J 1.8 TFSI Tank Breather Ventilation Pipe Line 06J103221
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
Part no. 5N0121447C
VW Volkswagen Tiguan 5N Water Hose Coolant Cooling Tube Pipe Line 5N0121447C
€23.95
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 7617380
Mini F55 F56 Cooper S Water Hose Coolant Pump Cooling Pipe Hose 7617380
Promo price
€28.95
€24.61
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 8667356
BMW 3 Series F30 LCI 330e B48X Radiator Coolant Return Hose Line Pipe 8667356
Promo price
€28.95
€24.61
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 7848505
Coolant Hose BMW F80 M3 F82 M4 S55 Petrol Turbo Cooling Pipe Line 7848505
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 7600586-1
BMW F20 F30 F31 N13 Thermostat Coolant Flange 7600586 11537600586
Promo price
€28.95
€24.61
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. A1688300415
Mercedes W168 Compressor Expansion Valve Suction Pipe A1688300415
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 1K0122109CD
Volkswagen VW Golf Mk6 Water Hose Coolant Pipe Line 1.4 TSI 1K0122109CD
Promo price
€28.95
€24.61
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 057121073C
Audi Q7 4L 4.2 TDI Coolant Hose Pipe Hose Line 057121073C
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
Part no. A1772000851
Mercedes W205 63 AMG Turbocharger Coolant Pipe Hose Line Right O/S A1772000851
€37.95
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 8K0819350A
Audi RS4 B8 4.2 FSI CFSA Coolant Hose Pipe Line Tube 8K0819350A
Promo price
€28.95
€24.61
Free delivery: Feb 10 – 13
If paid before 14:00
Part no. 7645476
Mini F60 BMW X2 F39 F45 F48 B38X Coolant Feed Pipe Hose Line 7645476
€32.95
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 8570040
Coolant Hose BMW X3 F25 X4 F26 Diesel Radiator Water Pipe Line N57N 8570040
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
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
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. A6262030282
Mercedes W205 OM626 Water Hose Radiator Coolant Cooling Pipe Line A6262030282
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. A6402001452
Thermostat Hose Mercedes W169 W245 OM640 Water Coolant Pipe Line A6402001452
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-40%
Part no. 8583477
Water Hose BMW F30 F31 335dX F32 F36 435dX N57Z Coolant Pipe Line Set 8583477
Promo price
€66.95
€40.17
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. A2478306300
Water Hose Mercedes W177 W247 Heat Exchanger Coolant Return Pipe A2478306300
Promo price
€28.95
€24.61
Free delivery: Feb 10 – 13
If paid before 14:00
Part no. 5K0122101N
Volkswagen Scirocco III 2.0 TDI Coolant Hose Radiator Water Pipe Line 5K0122101N
€32.95
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 7552391
BMW E81 E82 E87 LCI E87N E88 Hose Cooling Module Low-Temperature 7552391
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. 7646896
Coolant Hose Mini Cooper S F56 B48 Expansion Tank To Cylinder Head 7646896
Promo price
€32.95
€28.01
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 04L131525C
Audi A4 B9 A5 8T Q5 FY Intercooler Hose Pipe Line 04L131525C
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-15%
Part no. A6542037100
Mercedes C118 Water Coolant Flange Pipe Hose Line A6542037100
Promo price
€113.95
€96.86
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 7N0122051F
Volkswagen Sharan 7N Water Pipes Hoses Coolant Cooling Line 7N0122051F
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 06J133519A
Audi TT 8J Water Cooling Coolant Pipe Line Connector Bracket Holder 06J133519A
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 9674300080
Citroen Relay 35L 2.2HDI Fuel Injection Line Pressure Rail Injector 9674300080
Promo price
€23.95
€22.75
Free delivery: Feb 10 – 13
If paid before 14:00
Part no. 7804892
BMW E90 E91 E92 Expansion Tank Water Pipe Hose Diesel M57N2 7804892
€28.95
Free delivery: Feb 10 – 13
If paid before 14:00
-5%
Part no. 1K0122063K
Seat Leon Volkswagen Golf Mk6 Audi A1 8X Water Coolant Pipe Hose Line 1K0122063K
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 .