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
Part no. 5Q0121070AH
Audi A3 8V VW Golf Mk7 Water Coolant Pipe Hose Line Diesel 5Q0121070AH
PLN 42.95
Delivery: Feb 26
If paid before 14:00
-5%
Part no. 06E121045J
Audi A4 B8 3.2 FSI Water Hose Radiator Coolant Pipe Line Tube 06E121045J
Promo price
PLN 94.95
PLN 90.20
Free delivery: Feb 26
If paid before 14:00
-5%
Part no. 1K0122101CK
Audi Q3 8U Water Hose Cooling Radiator Coolant Pipe Line 1K0122101CK
Promo price
PLN 42.95
PLN 40.80
Delivery: Feb 26
If paid before 14:00
-5%
Part no. 1K0122109AL
Audi A5 8T Engine Water Coolant Pipe Cooling Hose Line 2.0 Petrol 1K0122109AL
Promo price
PLN 42.95
PLN 40.80
Delivery: Feb 26
If paid before 14:00
Part no. 059121075DK
Audi A8 D4 Coolant Cooling Hose Pipe Line Tube 059121075DK
PLN 42.95
Delivery: Feb 26
If paid before 14:00
-5%
Part no. 03C121497D
Audi A3 8P Water Pipe Hose Line Engine Cooling Coolant Unit Hose 03C121497D
Promo price
PLN 94.95
PLN 90.20
Free delivery: Feb 26
If paid before 14:00
-5%
Part no. 03C121065L
Audi A1 8X Petrol Water Coolant Hose Pipe 03C121065L
Promo price
PLN 42.95
PLN 40.80
Delivery: Feb 26
If paid before 14:00
-15%
Part no. 06K121075BF
Engine Coolant Pipe Audi A3 S3 8V 2.0 TFSI Water Cooling Hose Line 06K121075BF
Promo price
PLN 123.95
PLN 105.36
Free delivery: Feb 26
If paid before 14:00
-15%
Part no. 06H121065D
Audi A5 8T 2.0 TFSI Water Hose Cooling Radiator Coolant Pipe Line 06H121065D
Promo price
PLN 61.95
PLN 52.66
Free delivery: Feb 26
If paid before 14:00
-5%
Part no. 8K0121049AF
Audi A4 B8 2.0 TDI Water Coolant Hose Tube Line Pipe 8K0121049AF
Promo price
PLN 42.95
PLN 40.80
Delivery: Feb 26
If paid before 14:00
-15%
Part no. 4G2819350K
Audi A7 4G Heater Radiator Hose Line Pipe 4G2819350K
Promo price
PLN 94.95
PLN 80.71
Free delivery: Feb 26
If paid before 14:00
Part no. 4K0819374Q
Audi A6 C8 Engine Coolant Pipe Water Hose Cooling Line Tube 4K0819374Q
PLN 61.95
Free delivery: Feb 26
If paid before 14:00
-15%
Part no. 8K0145673AM
Audi A5 8T 2.0 CNCD Petrol Intercooler Pipe Hose Line Tube 8K0145673AM
Promo price
PLN 189.95
PLN 161.46
Free delivery: Feb 26 – 27
If paid before 14:00
-5%
Part no. 5Q0122073BK
Audi Q3 8U Water Coolant Hose Tube Line Pipe 2.0 TDI Diesel 5Q0122073BK
Promo price
PLN 42.95
PLN 40.80
Delivery: Feb 26
If paid before 14:00
-5%
Part no. 6R0121447P
Audi A1 8X 1.2 TFSI CBZA Radiator Water Coolant Pipe Hose Line 6R0121447AJ
Promo price
PLN 94.95
PLN 90.20
Free delivery: Feb 26
If paid before 14:00
-15%
Part no. 8K0819332M
Audi A4 B8 Water Coolant Pipe Hose Line Tube 2.0 TDI CNHC 8K0819332M
Promo price
PLN 123.95
PLN 105.36
Free delivery: Feb 26
If paid before 14:00
-5%
Part no. 5Q0121064BB
Audi A3 8V Water Pipe Hose Engine Cooling Coolant Unit Line 5Q0121064BB
Promo price
PLN 61.95
PLN 58.85
Free delivery: Feb 26
If paid before 14:00
Part no. 8E0121107AH
Audi A4 B7 2.0 TDI Water Hose Vent Coolant Radiator Pipe Line 8E0121107AH
PLN 61.95
Free delivery: Feb 26
If paid before 14:00
-15%
Part no. 8K0819857B
Audi A5 8T Water Pipe Hose Line Engine Cooling Coolant Unit Hose 8K0819857B
Promo price
PLN 161.95
PLN 137.66
Free delivery: Feb 26
If paid before 14:00
Part no. 06M129666F
Audi RS5 F5 Turbo Coolant Hose Line Tube Pressure Pipe Petrol 06M129666F
PLN 759.95
Free delivery: Feb 26
If paid before 14:00
-15%
Part no. 8K1819350AT
Audi A5 8F Water Coolant Pipe Hose Line Tube 8K1819350AT
Promo price
PLN 70.95
PLN 60.31
Free delivery: Feb 26
If paid before 14:00
Part no. 06A121497Q
Audi TT 8N 1.8T AUM Turbo Coolant Return Feed Pipe Hose Line Tube 06A121497Q
PLN 42.95
Delivery: Feb 26
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
PLN 61.95
PLN 58.85
Free delivery: Feb 26
If paid before 14:00
-15%
Part no. 06D121071R
Audi A4 B7 2.0 TFSI BGB Water Coolant Hose Tube Line Pipe 06D121071R
Promo price
PLN 94.95
PLN 80.71
Free delivery: Feb 26
If paid before 14:00
-5%
Part no. 04L121064AE
Volkswagen Seat Skoda Audi 2.0 TDI Water Coolant Pipe Hose Line 04L121064AE
Promo price
PLN 42.95
PLN 40.80
Delivery: Feb 26
If paid before 14:00
Part no. 4E0121052C
Audi S8 D3 Water Coolant Cooling Connecting Pipe Hose Line 5.2 Petrol 4E0121052C
PLN 94.95
Free delivery: Feb 26
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: Feb 26
If paid before 14:00
-5%
Part no. 03L122157AA
Audi A4 B8 Water Hose Radiator Coolant Pipe Line 2.0 TDI Diesel 03L122157AA
Promo price
PLN 42.95
PLN 40.80
Delivery: Feb 26
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
PLN 94.95
PLN 56.97
Free delivery: Feb 26
If paid before 14:00
-5%
Part no. 4G0122101AJ
Water Hose Audi A6 C7 A7 4G Diesel Cooling Radiator Pipe Line 4G0122101AJ
Promo price
PLN 94.95
PLN 90.20
Free delivery: Feb 26
If paid before 14:00
Part no. 8K0121036F
Audi A4 B8 Water Hose Radiator Coolant Pipe Line 1.8 2.0 Petrol 8K0121036F
PLN 113.95
Free delivery: Feb 26
If paid before 14:00
Part no. 03L121071
Audi A4 B8 A5 8T A6 C6 Water Coolant Cooling Pipe Hose Line 2.0 TDI 03L121071
PLN 42.95
Delivery: Feb 26
If paid before 14:00
-5%
Part no. 5N0921051A
Audi A3 8P 2.0 TDI Water Hose Radiator Coolant Pipe Line 5N0921051A
Promo price
PLN 42.95
PLN 40.80
Delivery: Feb 26
If paid before 14:00
-15%
Part no. 059121064D
Audi A5 8T Water Hose Cooling Coolant Radiator Pipe Line 059121070E
Promo price
PLN 94.95
PLN 80.71
Free delivery: Feb 26
If paid before 14:00
-5%
Part no. 4H0819334L
Audi A8 D4 3.0 TDI Heater Hose Cooling Coolant Radiator Pipe Line 4H0819334L
Promo price
PLN 42.95
PLN 40.80
Delivery: Feb 26
If paid before 14:00
-15%
Part no. 06B121070H
Audi A4 B7 1.8 T BFB Coolant Hose Line Tube Pipe 06B121070H
Promo price
PLN 218.95
PLN 186.11
Free delivery: Feb 26
If paid before 14:00
-5%
Part no. 06H121057E
Audi A5 8T Water Hose Cooling Coolant Radiator Pipe Line 06H121057E
Promo price
PLN 42.95
PLN 40.80
Delivery: Feb 26
If paid before 14:00
-5%
Part no. 03L121157AH
Audi A5 S5 8F 2.0 TDI Water Hose Cooling Radiator Coolant Pipe Line 03L121157AH
Promo price
PLN 42.95
PLN 40.80
Delivery: Feb 26
If paid before 14:00
-5%
Part no. 8K0819332J
Audi A5 8F 2.0 TDI Water Hose Cooling Radiator Coolant Pipe Line 8K0819332J
Promo price
PLN 42.95
PLN 40.80
Delivery: Feb 26
If paid before 14:00
-15%
Part no. 8K0819334AM
Audi A4 B8 2.0 TFSI CDNC Petrol Engine Coolant Hose Line Tube 8K0819334AM
Promo price
PLN 142.95
PLN 121.51
Free delivery: Feb 26
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: Feb 26
If paid before 14:00
Part no. 06E121044D
Audi S4 B8 Engine Coolant Pipe Water Hose Line 3.0 TFSI CAKA 06E121044D
PLN 75.95
Free delivery: Feb 26
If paid before 14:00
-40%
Part no. 079121065M
Audi A4 B6 4.2 Petrol Coolant Pipe Cooler Water Hose 079121065M
Promo price
PLN 218.95
PLN 131.37
Free delivery: Feb 26
If paid before 14:00
-15%
Part no. 07L121071M
Audi S8 D3 Water Cooling Liquid Hose Coolant Pipe Line 07L121071M
Promo price
PLN 94.95
PLN 80.71
Free delivery: Feb 26
If paid before 14:00
-15%
Part no. 04L122157CC
Audi A4 B9 2.0 TDI Diesel Engine Coolant Hose Line Pipe Tube 04L122157CC
Promo price
PLN 123.95
PLN 105.36
Free delivery: Feb 26
If paid before 14:00
-40%
Part no. 80A121400B
Audi Q5 FY Water Hose Cooling Coolant Radiator Pipe Line 80A121400B
Promo price
PLN 142.95
PLN 85.77
Free delivery: Feb 26
If paid before 14:00
Part no. 04L121131A
Audi A4 B8 A5 8T Water Coolant Flange Pipe Hose Line 2.0 TDI 04L121131A
PLN 61.95
Free delivery: Feb 26
If paid before 14:00
Part no. 5Q0122157CK
Audi A3 8V Water Hose Cooling Radiator Coolant Pipe Line 2.0 TDI 5Q0122157CK
PLN 42.95
Delivery: Feb 26
If paid before 14:00
-15%
Part no. 8K0819374Q
Audi A5 8T Water Hose Cooling Radiator Coolant Pipe Line 8K0819374Q
Promo price
PLN 123.95
PLN 105.36
Free delivery: Feb 26
If paid before 14:00
Part no. 1K0133366BK
Audi A3 8P FL TT 8J 1.8 Petrol CDAA Water Coolant Connection Hose 1K0133366BK
PLN 94.95
Free delivery: Feb 26
If paid before 14:00
-5%
Part no. 8K0819334AP
Audi S5 8T 3.0 TFSI Coolant Water Hose Line Tube Pipe 8K0819334AP
Promo price
PLN 61.95
PLN 58.85
Free delivery: Feb 26
If paid before 14:00
Part no. 06E121044M
Audi A6 C7 A4 B8 A7 4G A8 D3 Coolant Hose Line Tube Pipe 06E121044M
PLN 94.95
Free delivery: Feb 26
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
PLN 61.95
PLN 58.85
Free delivery: Feb 26
If paid before 14:00
Part no. 8J0121447D
Audi TT 8J 2.0 Petrol Engine Coolant Pipe Hose Line Tube 8J0121447D
PLN 94.95
Free delivery: Feb 26
If paid before 14:00
-15%
Part no. 7L8122051B
Audi Q7 4L VW Touareg 7L 4.2 TDi Coolant Hose Water Pump Pipe 7L8122051B
Promo price
PLN 113.95
PLN 96.86
Free delivery: Feb 26
If paid before 14:00
Part no. 06D121132A
Audi A4 B7 Water Coolant Flange Pipe Hose Line 2.0 TFSI 06D121133C
PLN 61.95
Free delivery: Feb 26
If paid before 14:00
-5%
Part no. 1K0122051AE
Audi A4 B7 Water Hose Cooling Coolant Radiator Pipe Line 1K0122051AE
Promo price
PLN 61.95
PLN 58.85
Free delivery: Feb 26
If paid before 14:00
-15%
Part no. 03G121065AE
Audi A3 8P Seat Leon Mk2 2.0 TDI Water Coolant Cooling Pipe Hose Line 03G121071A
Promo price
PLN 170.95
PLN 145.31
Free delivery: Feb 26
If paid before 14:00
Part no. 06D121082B
Audi A4 B7 2.0 TFSI BGB Coolant Hose Line Tube Pipe 06D121082B
PLN 42.95
Delivery: Feb 26
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
PLN 80.95
PLN 48.57
Free delivery: Feb 26
If paid before 14:00
-15%
Part no. 8K0819350A
Audi RS4 B8 4.2 FSI CFSA Coolant Hose Pipe Line Tube 8K0819350A
Promo price
PLN 94.95
PLN 80.71
Free delivery: Feb 26
If paid before 14:00
Part no. 5N0122157AG
Audi Q3 8U 2.0 TFSI Water Pipe Hose Coolant Cooling Line 5N0122157AG
PLN 94.95
Free delivery: Feb 26
If paid before 14:00
-5%
Part no. 7L8121058C
Audi Q7 4L 4.2 TDI Water Coolant Pipe Hose Line 7L8121058C
Promo price
PLN 42.95
PLN 40.80
Delivery: Feb 26
If paid before 14:00
Part no. 5Q0122051EJ
Audi A3 S3 8V 2.0 TFSI Engine Water Cooling Pipe Hose Line 5Q0122051EJ
PLN 161.95
Free delivery: Feb 26
If paid before 14:00
-15%
Part no. 057121083S
Audi A8 D4 Water Cooling Coolant Pipe Hose Line Tube 4.2 TDI Diesel 057121083S
Promo price
PLN 94.95
PLN 80.71
Free delivery: Feb 26
If paid before 14:00
-15%
Part no. 8W0121400B
Audi A4 B9 Oil Coolant Hose Pipe Line Tube 8W0121400B
Promo price
PLN 142.95
PLN 121.51
Free delivery: Feb 26
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
PLN 61.95
PLN 58.85
Free delivery: Feb 26
If paid before 14:00
Part no. 1K0121157AT
VW Golf Mk5 Audi A3 8P EGR Coolant Hose Pipe Line 2.0 TDI 1K0121157AT
PLN 94.95
Free delivery: Feb 26
If paid before 14:00
-5%
Part no. 8K0121049L
Audi A4 B8 Water Hose Radiator Coolant Pipe Line 2.0 TDI 8K0121049L
Promo price
PLN 42.95
PLN 40.80
Delivery: Feb 26
If paid before 14:00
-5%
Part no. 06D121065J
Audi A4 B7 A6 C6 Coolant Hose Line Tube Pipe 2.0 TFSI 06D121065J
Promo price
PLN 61.95
PLN 58.85
Free delivery: Feb 26
If paid before 14:00
-5%
Part no. 8J0201215H
Audi TT 8J 3.2 FSI Fuel Feed Pipe Line Hose 8J0201215H
Promo price
PLN 94.95
PLN 90.20
Free delivery: Feb 26
If paid before 14:00
-15%
Part no. 079121070T
Audi A4 B7 4.2 V8 Coolant Pipe Hose Line Tube Cooling 079121070T
Promo price
PLN 161.95
PLN 137.66
Free delivery: Feb 26
If paid before 14:00
-5%
Part no. 059121399K
Audi SQ5 8R 3.0 TDI Diesel Coolant Hose Line Tube Pipe 059121399K
Promo price
PLN 42.95
PLN 40.80
Delivery: Feb 26
If paid before 14:00
-5%
Part no. 06J133519A
Audi TT 8J Water Cooling Coolant Pipe Line Connector Bracket Holder 06J133519A
Promo price
PLN 47.95
PLN 45.55
Delivery: Feb 26
If paid before 14:00
-15%
Part no. 04L122157BC
Audi A5 8T Heater Water Cooling Coolant Pipe Hose Line 04L122157BC
Promo price
PLN 142.95
PLN 121.51
Free delivery: Feb 26
If paid before 14:00
-5%
Part no. 6R0121063
Audi A1 8X Water Pipe Hose Line Engine Cooling Coolant Unit Hose 6R0121063
Promo price
PLN 42.95
PLN 40.80
Delivery: Feb 26
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: Feb 26
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
PLN 47.95
PLN 45.55
Delivery: Feb 26
If paid before 14:00
-5%
Part no. 059121065BK
Audi A5 8T Water Hose Cooling Coolant Radiator Pipe Line 2.7 TDI 059121070M
Promo price
PLN 42.95
PLN 40.80
Delivery: Feb 26
If paid before 14:00
-5%
Part no. 06K121085M-1
Audi VW Seat Petrol Water Pipe Engine Coolant Hose Line 2.0 TFSI 06K121085M
Promo price
PLN 61.95
PLN 58.85
Free delivery: Feb 26
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: Feb 26
If paid before 14:00
-5%
Part no. 1K0122051CM
Audi S3 8P Water Hose Cooling Coolant Radiator Pipe Line 1K0122051CM
Promo price
PLN 42.95
PLN 40.80
Delivery: Feb 26
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
PLN 47.95
PLN 40.76
Delivery: Feb 26
If paid before 14:00
Part no. 059121131J
Audi A8 D4 Q7 4L Coolant Hose Line Tube Pipe 3.0 TDI 059121102C 059121053J
PLN 42.95
Delivery: Feb 26
If paid before 14:00
-40%
Part no. 04C133320F
Audi A1 8X Fuel Injection Line Pressure Pipe Rail Injector 1.0 TFSI 04C133320F
Promo price
PLN 142.95
PLN 85.77
Free delivery: Feb 26
If paid before 14:00
-5%
Part no. 06E121065N
Audi Q5 8R 3.0 TFSI Water Hose Cooling Coolant Pipe Line 06E121065N
Promo price
PLN 94.95
PLN 90.20
Free delivery: Feb 26
If paid before 14:00
-15%
Part no. 06H133514K
Audi A5 8T 2.0 TFSI CDNB Vacuum Solenoid Coolant Line Tube Hose Pipe 06H133514K
Promo price
PLN 142.95
PLN 121.51
Free delivery: Feb 26
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
PLN 75.95
PLN 64.56
Free delivery: Feb 26
If paid before 14:00
Part no. 06E121065S
Audi A4 B8 A5 S5 8T Water Hose Cooling Coolant Pipe Line 3.0 TFSI 06E121065S
PLN 61.95
Free delivery: Feb 26
If paid before 14:00
Part no. 04L121070D
Audi A3 8V 2.0 TDI Diesel Water Coolant Hose Pipe Tube Line 04L121070D
PLN 61.95
Free delivery: Feb 26
If paid before 14:00
Part no. 8Y0121103
Audi RS3 8Y 2.5 TFSI Engine Water Cooling Pipe Hose Outer Left N/S 8Y0121103
PLN 94.95
Free delivery: Feb 26
If paid before 14:00
Part no. 7L8121073H
Audi Q7 4L 3.0 TDI Water Coolant Pipe Hose Line 7L8121073H
PLN 75.95
Free delivery: Feb 26
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
PLN 237.95
PLN 202.26
Free delivery: Feb 26
If paid before 14:00
-15%
Part no. 8S0201801
Audi TT FV Petrol Activated Charcoal Tank Reservoir 8S0201801
Promo price
PLN 70.95
PLN 60.31
Free delivery: Feb 26
If paid before 14:00
-5%
Part no. 059121065AT
Audi Q7 4L Water Hose Cooling Coolant Radiator Pipe Line 059121065AT
Promo price
PLN 75.95
PLN 72.15
Free delivery: Feb 26
If paid before 14:00
-5%
Part no. 8K0819334Q
Audi A5 S5 8T Coolant Water Hose Line Tube Pipe 3.0 TFSI 8K0819334Q
Promo price
PLN 94.95
PLN 90.20
Free delivery: Feb 26
If paid before 14:00
Part no. 8K0819374S
Audi A4 B8 A5 8T 2.0 TDI Heater Valve Coolant Pipe Hose 8K0819374S
PLN 47.95
Delivery: Feb 26
If paid before 14:00
Part no. 06D121111G
Audi A4 B7 Coolant Regulator Thermostat Housing Pipe 2.0 TFSI BWE 06D121111G
PLN 42.95
Delivery: Feb 26
If paid before 14:00
-5%
Part no. 8W0145924P
Audi A4 B9 Water Hose Cooling Radiator Coolant Pipe Line 8W0145924P
Promo price
PLN 42.95
PLN 40.80
Delivery: Feb 26
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 .