Engine cooling
More informationAt the Global Parts automotive store, we offer a wide selection of original used car parts, including engine cooling components, for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen, and others. Each of our car parts undergoes quality control to ensure you receive a top-quality product.
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Part no. 80A122055AK
Audi SQ5 FY Water Hose Cooling Radiator Coolant 80A122055AK
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Part no. 1J0121253AD
Audi TT 8N Coolant Radiator Engine Cooling Unit Radiator Cooler 1J0121253AD
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Part no. 06L145735H
Audi Q5 FY Oil Return Hose Pipe Line 2.0 TFSI 06L145735H
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Part no. 8K0819374
Audi A4 B8 2.0 TDI Diesel Water Pipe Engine Cooling Coolant Hose Line 8K0819374
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Part no. 06L121111M
Audi Q5 FY Water Pump Thermostat Coolant Regulator 2.0 TFSI 06L121111M
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Part no. 03C121497D
Audi A3 8P Water Pipe Hose Line Engine Cooling Coolant Unit Hose 03C121497D
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Part no. 04L131525C
Audi A4 B9 A5 8T Q5 FY Intercooler Hose Pipe Line 04L131525C
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Part no. 06L121012L
Audi A4 B9 Volkswagen Golf 8 2.0 TFSI Thermostat Coolant Water Pump 06L121012L
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Part no. 057121075AF
Audi Q7 4L 4.2 TDI Water Coolant Pipe Hose Tube Line 057121075
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Part no. 5Q0906457K
Audi Seat Skoda Volkswagen Auxiliary Water Pump Valve Coolant 5Q0906457K
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Part no. 04L121064E
Audi A3 8V VW Golf Mk7 Engine Water Coolant Pipe Hose Line Diesel 04L121064E
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Part no. 06F121065J
Audi A3 8P TT 8J VW Golf MK5 Coolant Water Pipe Hose Line 2.0 TFSI 06F121065J
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Part no. 5Q0122101BE
Audi A3 8V Water Hose Radiator Coolant Pipe Line Diesel 5Q0122101BE
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Part no. 8K0121207B
Audi A4 B8 Radiator Fan Engine Motor Cooling 8K0121207B
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Part no. 5Q0122051EG
Audi A3 8V Water Coolant Pipe Radiator Hose Cooling Fluid Line 5Q0122051EG
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Part no. 5Q0122051BJ
Audi A3 8V 1.6 TDI CRKB Water Coolant Pipe Hose Line Tube 5Q0122051BJ
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Part no. 06K115243T
Audi A3 8V 2.0 TFSI DJHA Oil Pressure Valve 06K115243T
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Part no. 5G0965567A
Water Pump Audi A1 8X Volkswagen Golf VII 1.4 TSI Coolant Pump 5G0965567A
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Part no. 1K0121251BK
Audi A3 8P Coolant Radiator Engine Cooling Unit 2.0 Diesel BMN BUY 1K0121251BK
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Part no. 06E121045J
Audi A4 B8 3.2 FSI Water Hose Radiator Coolant Pipe Line Tube 06E121045J
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Part no. 06H121085C
Audi A4 B8 1.8 TFSI Water Hose Cooling Radiator Coolant Pipe Line 06H121085C
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Part no. 5Q0121070AP
Audi A3 8V Water Hose Engine Coolant Cooling Pipe Line 5Q0121070AP
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Part no. 1K0959455ES
Audi A3 8P Radiator Fan Engine Cooling Cooler Blower Unit 1K0959455ES
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Part no. 8E0121030A-1
Audi S4 B6 Water Hose Cooling Coolant Radiator Pipe Line 8E0121030A
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Part no. 8K0819332M
Audi A4 B8 Water Coolant Pipe Hose Line Tube 2.0 TDI CNHC 8K0819332M
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Part no. 04L122157AB
Audi A4 B9 2.0 TDI DETA Diesel Water Coolant Hose Line Pipe Tube 04L122157AB
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Part no. 5Q0121070BR
Audi A3 8V 2.0 TFSI Water Hose Engine Coolant Cooling Pipe Line 5Q0121070BR
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Part no. 1K0121063R
Audi A3 8P 1.4 TFSI CAXC Coolant Hose Line Tube Pipe 1K0121063R
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Part no. 4G0121049AP
Audi RS6 C7 4.0 TFSI CRDB Petrol Water Coolant Pipe Hose Line Tube 4G0121049AP
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Part no. 8W0122101AL
Audi A5 8T Coolant Water Hose Line Tube Pipe 2.0 TDI Diesel 8W0122101AL
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Part no. 03L121065
Audi A3 8P 2.0 TDI Water Coolant Pipe Hose Tube 03L121065
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Part no. 04E121070AC
Audi A1 8X 1.4 TFSI CZCA Radiator Coolant Hose Line Tube Pipe 04E121070AC
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Part no. 4G0122101P
Audi RS6 C7 4.0 TFSI Petrol Radiator Upper Hose Line Pipe Left N/S 4G0122101P
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Part no. 4G0122055H
Audi A7 4G8 3.0 TDI CRTE Radiator Coolant Water Pipe Hose Line Tube 4G0122055H
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Part no. 5Q0121070AH
Audi A3 8V VW Golf Mk7 Water Coolant Pipe Hose Line Diesel 5Q0121070AH
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Part no. 8K0121251AJ
Audi A4 B8 Radiator Engine Cooling Coolant Unit Radiator 8K0121251AJ
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Part no. 5Q0816743G
Audi A3 8V 1.0 TSI Water Hose Radiator Coolant Refrigerant Pipe Line 5Q0816743G
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Part no. 06K103495AN
Audi Q5 FY Pressure Regulating Valve Engine Oil Separator 2.0 TFSI 06K103495AN
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Part no. 059121065BK
Audi A5 8T Water Hose Cooling Coolant Radiator Pipe Line 2.7 TDI 059121070M
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Part no. 059121511G
Audi A5 8T Coolant Pipe Water Hose Cooling Line 2.7 TDI Diesel 059121511G
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Part no. 03C121050P
Audi A1 8X Oil Cooler Water Pipe 1.4 TSI Engine 03C121050P
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Part no. 4F0145731S
Audi A6 C6 Turbo Coolant Hose Line Tube Pressure Pipe 2.0 Petrol 4F0145731S
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Part no. 04L121026Q
Audi TT FV A3 8V Water Pump Thermostat Housing Pipe Connector 04L121026Q
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Part no. 4G0121081CS
Audi A6 C7 Expansion Coolant Tank Breather Vent Pipe Line 4G0121081CS
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Part no. 8W0122073L
Audi A4 B9 Water Hose Cooling Coolant Radiator Pipe Line 8W0122073L
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Part no. 4H0121081AB
Audi A8L 4H Expansion Bottle Tank Radiator Hose Line Tube Pipe 4H0121081AB
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Part no. 04L121111H
Audi A4 B8 TT FV Thermostat Coolant Housing Valve 2.0 TDI 04L121111H
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Part no. 5Q0121407G
Audi A3 8V Expansion Tank Header Coolant Reservoir Bottle 5Q0121407G
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Part no. 06M121115K
Thermostat Housing Audi A4 B9 A5 F5 Petrol Engine Water Coolant 06M121115K
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Part no. 04L122073B
Audi A3 8V 2.0 TDI Diesel Water Pipe Engine Cooling Coolant Hose Line 04L122073B
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Part no. 6R0121063
Audi A1 8X Water Pipe Hose Line Engine Cooling Coolant Unit Hose 6R0121063
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Part no. 059121071BJ
Audi A5 8T Radiator Coolant Water Hose Line Tube Pipe Diesel Engine 059121071BJ
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Part no. 059117021R
Audi A8L D4 3.0 TDI CBTA Engine Oil Cooler 059117021R
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Part no. 5Q0121203BK
Audi A3 8V 1.4 TFSI Radiator Fan Motor Engine Cooling Fan 5Q0121203BK
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Part no. 04L122157CC
Audi A4 B9 2.0 TDI Diesel Engine Coolant Hose Line Pipe Tube 04L122157CC
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Part no. 7L8121065K
Audi Q7 4L 4.2 TDI Water Coolant Pipe Hose Line 7L8121070G
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Part no. 06A121065DP
Audi A3 8P 1.6 MPI Water Pipe Coolant Supply Metal Hose 06A121065DP
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Part no. 03C121070L
Audi A3 8P Water Hose Radiator Coolant Pipe Line Petrol 03C121070L
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Part no. 7L8121058C
Audi Q7 4L 4.2 TDI Water Coolant Pipe Hose Line 7L8121058C
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Part no. 1K0122109
Audi A3 8P Water Hose Cooling Coolant Pipe Line 1K0122109
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Part no. 07K103495B
Oil Separator Audi RS3 8V TTRS 8S 2.5 TFSI DAZA Breather Valve 07K103495B
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Part no. 059121064D
Audi A5 8T Water Hose Cooling Coolant Radiator Pipe Line 059121070E
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Part no. 8K1819376G
Audi A4 B8 8K 2.0 TDI CAGA Coolant Hose Heater Water Line 8K1819376G
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Part no. 8W0122055AM
Audi S4 B9 Turbo Coolant Hose Line Tube Pressure Pipe 3.0 Petrol 8W0122055AM
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Part no. 6R0122447K
Audi A1 8X Water Pipe Hose Line Engine Cooling Hose 6R0122447K 6R0122447AM
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Part no. 057121057
Audi Q7 4L 4.2 TDI Water Coolant Pipe Hose Line 057121057
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Part no. 03L122157AA
Audi A4 B8 Water Hose Radiator Coolant Pipe Line 2.0 TDI Diesel 03L122157AA
Product currently unavailable
Part no. 6R0122101CA
Audi A1 8X Coolant Hose Water Pump Pipe Cooling Line 1.4 Petrol 6R0122101CA
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Part no. 059121075BT
Audi Q7 4L 3.0 TDI BUG Diesel Engine Water Coolant Hoses Line Pipe 059121075BT
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Part no. 03L965561
Audi A4 B8 A5 8T 2.0 Diesel Additional Auxiliary Water Pump 03L965561
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Part no. 5Q0121070BQ
Audi S3 8V Water Hose Engine Coolant Cooling Pipe Line 5Q0121070BQ
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Part no. 5Q0816721AD
Audi A3 8V 1.0 TSI Water Hose Radiator Coolant Refrigerant Pipe Line 5Q0816721AD
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Part no. 057121597M
Audi Q7 4L 4.2 TDI Diesel Turbocharger Coolant Pipe Hose Right O/S 057121597M
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Part no. 04L122157BF
Audi A4 B8 2.0 TDI CNHC Diesel Engine Water Coolant Pipe Hose Line 04L122157BF
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Part no. 04L121071G
Audi A4 B9 2.0 TDI DETA Diesel Water Coolant Hose Pipe Tube Line 04L121071G
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Part no. 5Q0122101CM
Audi A3 8V 35 TDI DFGA Water Coolant Hose Line Pipe Tube 5Q0122101CM
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Part no. 8J0121051Q
Audi TT Mk2 8J 2.0 TDI Engine Water Coolant Pipe Hose Line 8J0121051Q
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Part no. 059121054C
Audi A8 D4 3.0 TDI Diesel Coolant Water Hose Line Tube Pipe Engine 059121054C
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Part no. 4H0819334L
Audi A8 D4 3.0 TDI Heater Hose Cooling Coolant Radiator Pipe Line 4H0819334L
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Part no. 07L121107C
Audi S8 D3 Radiator Coolant Water Hose Pipe Line 07L121107C
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Part no. 8W0122293AE
Audi A4 B9 2.0 TDI DETA Water Coolant Hose Line Tube Pipe 8W0122293AE
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Part no. 06L121492M
Audi Q5 FY Cooling Coolant Hose Pipe Line 2.0 TFSI 06L121492M
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Part no. 5Q0121619D
Audi A3 8V Water Hose Cooling Coolant Radiator Pipe Line 5Q0121619D
Product currently unavailable
Part no. 1J0121407D
Audi TT 8N Coolant Expansion Header Tank Bottle Reservoir Cap 1J0121407D
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Part no. 6R0121253H
Audi A1 8X Radiator Engine Coolant Unit Cooler Petrol 6R0121253H
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Part no. 057121163C
Audi A8 D4 Q7 4L Engine Water Coolant Hose Pipe Line 4.2 TDI V8 057121163C
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Part no. 8P4121283B
Audi A3 8V Front Left N/S Radiator Air Duct Guide Bumper 8P4121283B
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Part no. 059121507AB
Audi A5 8T Engine Coolant Cooling Hose Pipe Line 3.0 TDI Diesel 059121507AB
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Part no. 8W0121405E
Audi A4 B9 A5 F5 Expansion Tank Water Coolant Bottle Reservoir 8W0121405E
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Part no. 07K121111D
Thermostat Housing Audi RS3 8V TTRS 8S 2.5 TFSI Coolant Unit 07K121111D
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Part no. 8W0122101BH
Audi A4 B9 Water Hose Cooling Coolant Radiator Pipe Line 8W0122101BH
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Part no. 8E0145806L
Audi A4 B7 3.0 TDI Radiator Intercooler Charge Air Cooler Turbo 8E0145806L
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Part no. 4E0965559D
Audi S8 D3 Additional Water Coolant Pump 4E0965559D
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Part no. 04L121058AA
Audi TT FV A5 F5 Water Hose Cooling Coolant Pipe Line 2.0 TDI Diesel 04L121058AA
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Part no. 8K0819377C
Audi A5 8T Radiator Water Cooling Coolant Pipe Hose Line Diesel 8K0819377C
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Part no. 4E0121082K
Audi S8 D3 Engine Cooling Radiator Coolant Water Hose Pipe Line 4E0121082K
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Part no. 038121071S
Audi A4 B7 1.9 TDI Water Hose Cooling Coolant Radiator Pipe Line 038121071S
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Part no. 5N0122063D
Audi Q3 8U Electric Water Pump Additional Coolant Pump 5N0122063D
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Part no. RHD-8W2121405H
Audi A5 S5 Expansion Coolant Tank Overflow Bottle 8W2121405H
Product currently unavailable
Engine cooling system parts – proven solutions for your car
Cooling components for BMW, Audi, Mercedes and others – guaranteed quality and fit
The engine cooling system is one of the most important systems in any vehicle, responsible for maintaining optimal operating temperature of the engine. It prevents engine overheating and protects against costly breakdowns. At Global Parts, you'll find a wide selection of used car parts. for cooling systems such as radiators, fans, water pumps, and thermostats. Our range of cooling systems is tailored to brands such as BMW , Audi , Volkswagen , Mercedes , Mini, and many others, so you'll find the perfect solution for your vehicle.
How does the engine cooling system work?
The engine cooling system is a complex system responsible for removing excess heat generated during engine operation. Its key components include:
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- Fans and fan housings – They are responsible for air flow and radiator cooling.
- Cooling system hoses and lines – They transport the coolant between individual system components.
- Water coolers – Key elements responsible for collecting heat from the engine and dissipating it.
- Thermostats and housings – Regulate coolant flow, maintaining optimal engine temperature.
- Water pumps – They drive the circulation of coolant, enabling efficient engine cooling.
- Oil coolers and hoses – They help maintain optimal oil temperature, reducing oil degradation.
- Expansion tanks – They are responsible for maintaining the proper coolant level and compensating for changes in liquid volume.
- Overlays – Protective elements of the cooling system, increasing its durability.
- Clamps and mounting parts – They enable stable mounting of cooling system components.
- Fan blades – They support cooling by increasing airflow.
- Fan clutches – Regulates the fan speed depending on the engine temperature.
- Fan and blower motors – They are responsible for the operation of the fan, ensuring proper cooling.
- Temperature sensors – Monitor engine and coolant temperature, sending information to the controller. All of these components work together to keep the engine at a stable operating temperature, protecting it from overheating or overcooling.
Parameters of cooling systems in cars
The engine cooling system in a passenger car operates at temperatures ranging from 85°C to 105°C, depending on the vehicle model and manufacturer's specifications. Modern radiators are typically constructed of aluminum, which provides better thermal conductivity and lower weight. Coolant flow requires adequate pressure—typically between 0.9 and 1.5 bar —which is maintained by the reservoir cap. Proper operation of this system is crucial to maintaining engine efficiency.
Why is it worth taking care of the engine cooling system?
Regular maintenance and replacement of worn cooling system components is essential for long and reliable engine operation. A neglected system can lead to:
- Engine overheating, which increases the risk of serious damage.
- Coolant leaks that may reduce cooling efficiency.
- Higher repair costs resulting from failures caused by a faulty system. At Global Parts we offer genuine used car parts, which undergo detailed quality tests, ensuring their reliability.
The most common cooling system components and their roles:
| System element | Function | Typical symptoms of damage |
|---|---|---|
| Cooler | Heat removal from the fluid | Fluid leak, temperature rise |
| Water pump | Coolant circulation | Loud operation, engine overheating |
| Thermostat | Fluid flow regulation | Heating too slowly or overheating too quickly |
| Temperature sensor | Temperature monitoring | Incorrect readings, computer error |
| Fan | Forcing air flow | No cooling when stationary |
How to choose the right parts for your cooling system?
When deciding to purchase parts for the cooling system, it is worth paying attention to several key factors:
- Vehicle-specific fit – Every car make and model has its own technical specifications. At Global Parts, you'll find parts for BMW , Audi , Volkswagen , Mercedes , Mini, and many more.
- Technical condition – Used parts, such as radiators or water pumps, should be fully functional and ready for further use.
- Radiator type – Depending on your needs, you can choose standard, intercooler or radiators dedicated to sports vehicles.
Compatibility examples
When choosing cooling system parts, it's worth considering compatibility with other components. For example, a radiator for a BMW 3 Series (E46) can be fitted to several engine variants – both petrol and diesel – but the water pump will have different part numbers depending on the engine capacity. Similarly, the Audi A4 B8 uses several types of thermostats, varying in opening temperature range (from 87°C to 95°C ).
Why choose used cooling system parts?
Car parts for the cooling system is a solution that combines high quality with savings. Why is it worth considering?
- Lower costs – Used radiators, water pumps and thermostats are much cheaper than new ones, but offer just as high quality.
- Ecology – By choosing used car parts, you support recycling and reduce the amount of automotive waste.
- Wide range – We offer parts for the most popular car brands, so you can easily find the right components for your car.
How to take care of the engine cooling system?
To keep your cooling system running smoothly for a long time, it is worth remembering a few rules:
- Regularly check the coolant level and quality – contaminated or low coolant levels can lead to engine overheating.
- Check the condition of the radiator and pipes – leaks or damage may reduce cooling efficiency.
- Change the coolant according to the manufacturer's recommendations – this is the key to keeping the system in perfect condition. If you notice any problems, you'll find the right used car parts at Global Parts that will help restore your vehicle to full working order.
FAQ - Frequently asked questions about car engine cooling systems
| Question | Answer |
|---|---|
| What is the main purpose of the cooling system? | This is a system of components responsible for maintaining the operating temperature of the drive unit within the optimal range. |
| How does a car radiator work? | The radiator extracts heat from the coolant and releases it to the environment, assisted by a fan and air flow. |
| What does a thermostat do in a cooling system? | The thermostat regulates the moment when coolant begins to circulate through the radiator, allowing the engine to reach operating temperature faster. |
| How do you know if your water pump is faulty? | Symptoms include fluid leaks around the timing belt, unusual operating noises, and increased engine temperature. |
| Are cooling parts the same for all car models? | No – even within a single brand, there are differences in parameters and construction. Therefore, it's worth matching the part by its VIN or catalog number. |
| What are the symptoms of a damaged engine temperature sensor? | These may be incorrect readings on the dashboard, a problem with starting the fan or error messages in the on-board computer. |
| Are used coolers safe? | Yes – provided they have been tested for leaks and are free of mechanical damage. At Global Parts, every part undergoes quality control. |
Summary: Engine Cooling at the Global Parts Automotive Store
The engine cooling system is fundamental to the reliability of any vehicle. By ensuring its proper operation, you ensure your engine operates at optimal operating temperatures, extend its lifespan, and prevent costly breakdowns. The Global Parts automotive store invites you to browse our wide selection of genuine used car parts . Whether you're looking for car parts for BMW , Audi , Volkswagen , Mercedes, Mini , or 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 .