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. 80A121405T
Audi Q5 FY Expansion Tank Header Coolant Reservoir Bottle 80A121405T
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Part no. 04L906088CH
Audi A1 8X 1.6 TDI Diesel Exhaust Gas Temperature Sensor 04L906088CH
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Part no. 059121086AH
AUDI Q7 4L Quattro Diesel CRCA 3.0 TDI Coolant Hose Water Line 059121086AH
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Part no. 4G0121071N
Audi A7 4G8 3.0 TDI CDUC Diesel Water Coolant Hose Line Tube Pipe 4G0121071N
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Part no. 7L0965561J
Audi Q7 4L Additional Auxiliary Water Coolant Pump 7L0965561J
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Part no. 7L0121407F
Audi Q7 4L Radiator Expansion Overflow Reservoir Tank Bottle 7L0121407F
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Part no. 5WA122051R
Audi A3 8Y Coolant Water Hose Line Tube Pipe 5WA122051R
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Part no. 8R0121071H
Audi Q5 8R Coolant Water Hose Line Tube Pipe 8R0121071H
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Part no. 04L121064T
Audi A3 8V Engine Coolant Pipe Hose Line 04L121064T
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Part no. 6R0959455D-1
Audi A1 8X VW Polo 6R Radiator Fan Engine CAXA Blades Fan Motor 6R0959455D
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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. 06K115243T
Audi A3 8V 2.0 TFSI DJHA Oil Pressure Valve 06K115243T
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Part no. 059130299F
Audi A5 8T 3.0 TDI CCWA Diesel Fuel Line Temperature Sensor Pipe Hose 059130299F
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Part no. 8K0121081F
Audi A5 8T 3.0 TDI CCWA Diesel Coolant Hose Line Pipe Tube 8K0121081F 059121399E
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Part no. 6C0122051F
Audi A1 8X 1.6 TDI Diesel Water Coolant Pipes Hoses Cooling Line 6C0122051F
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Part no. 6C0121253A
Audi A1 8X 1.6 TDI Engine Radiator Water Coolant Unit Cooler 6C0121253A
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Part no. 8K0121003AG
Audi A4 B8 2.0 TDI CAHA Radiator Cooling Fan Shroud Housing 8K0121003AG
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Part no. 5N0122063D
Audi Q3 8U Electric Water Pump Additional Coolant Pump 5N0122063D
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Part no. 059145736D
Audi A5 8T Turbine Lubrication Inlet Oil Feed Line Pipe 059145736D
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Part no. 059121163F
Audi A5 8T Engine Water Coolant Pipe Cooling Hose Line 059121163F
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Part no. 8K0121251T
Audi A4 B8 2.0 TDI Diesel Motor Engine Coolant Radiator Intercooler 8K0121251T
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Part no. 03G145771J
Audi A3 8P 1.9 TDI BLS Diesel Turbo Feed Oil Pipe Line Inlet Hose 03G145771J
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Part no. 1K0121086T
Audi A3 8P 1.9 TDI Diesel Coolant System Rubber Hose Pipe Line 1K0121086T
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Part no. 1K0122447ED-1
Audi A3 8P 1.9 TDI BLS Diesel Coolant Water Hose Line Tube Pipe 1K0122447ED
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Part no. 03G121113A
Audi A3 8P 1.9 TDI BLS Diesel Coolant Thermostat 03G121113A
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Part no. 4E0121403H
Audi S8 D3 Coolant Expansion Tank Reservoir Bottle Fluid Tank 4E0121403H
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Part no. 1K0121086AC
Coolant Hose Audi A3 8P VW Golf 5 Seat Leon 2 Diesel 2.0 Tdi BMN 1K0121086AC
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Part no. 4M0121095
Audi A4 A5 Q5 Upper Radiator Mount Bracket Carrier Mounting Set 4M0121095
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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. 5Q0122101BE
Audi A3 8V Water Hose Radiator Coolant Pipe Line Diesel 5Q0122101BE
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Part no. 5Q0121407M
Audi A3 8V Expansion Header Overflow Coolant Bottle Tank Reservoir 5Q0121407M
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Part no. 6R0121253H
Audi A1 8X Radiator Engine Coolant Unit Cooler Petrol 6R0121253H
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Part no. 6R0145805F
Audi A1 8X Motor Engine Coolant Radiator Intercooler Diesel 6R0145805F
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Part no. 8K0819337A
Audi A4 B7 2.0 TDI BRE Diesel Water Coolant Pipe Hose Line Tube 8K0819337A
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Part no. 059121012A
Audi A6 C7 Additional Auxiliary Water Coolant Pump 059121012A
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Part no. 8K0959501F
Audi A4 B8 Radiator Fan Relay Radiator Electrical Module Control Unit 8K0959501G
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Part no. 8R0121036A
Audi Q5 8R Heater Water Cooling Coolant Pipe Hose Line 8R0121036A
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Part no. 8K0121403H
Audi A5 8T 2.0 TDI Coolant Expansion Overflow Reservoir Bottle Tank 8K0121403H
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Part no. 04L122157BQ
Audi A5 8T 2.0 TDI CNHA Water Coolant Pipe Line Hose Tube 04L122157BQ
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Part no. 04L121131AD
Audi A5 8T Water Coolant Flange Pipe Hose Line 04L121131AD
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Part no. 8K0121403T
Audi A4 B8 A5 8T Expansion Tank Header Coolant Reservoir Bottle 8K0121403AC
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Part no. 8K0819345H
Audi A4 B8 Coolant Cooling Engine Pipe Hose Line Radiator 8K0819345H
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Part no. 3C0122101FS
Volkswagen SEAT Skoda Audi Water Coolant Pipe Line Hose 3C0122101FS
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Part no. 6R0122101CA
Audi A1 8X Coolant Hose Water Pump Pipe Cooling Line 1.4 Petrol 6R0122101CA
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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. 6R0121070L
Audi A1 8X 1.4 TSI Petrol Engine Water Hose Coolant Pipe Line 6R0121070L
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Part no. 04L965567A
Audi Q3 8U Auxiliary Water Pump 04L965567A
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Part no. 5Q0121591AB
Audi Q3 8U Auxiliary Water Pump Electric Coolant Unit Valve 5Q0121591AB
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Part no. 4L0815071
Audi Q7 4L Webasto Auxiliary Water Heater Pump 4L0815071
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Part no. 7L0965561L
Audi A4 B7 2.0 TDI Quattro Auxiliary Additional Water Pump 7L0965561L
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Part no. 8K0121109K
Audi A5 8T Water Hose Cooling Coolant Radiator Pipe Line 8K0121109K
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Part no. 06A121065BQ
Audi S3 TT 8N 1.8T Water Pipe Coolant Supply Metal Hose 06A121065BQ
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Part no. 1K0121251BN
Audi A3 8P Engine Intercooler Radiator 1K0121251BN
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Part no. 7L0959455E
Audi Q7 4L 4.2 TDi BTR 4.2 FSI BAR Radiator Fan Blades Motor 7L0959455E
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Part no. 7L6121212B
Audi Q7 4L 4.2 TDI Diesel Additional Radiator Right O/S Auxiliary 7L6121212B
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Part no. 8K0959455M
Audi A4 B8 Radiator Fan Engine Cooling Cooler Blower Unit 8K0959455M
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Part no. 8K0121251AJ
Audi A4 B8 Radiator Engine Cooling Coolant Unit Radiator 8K0121251AJ
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Part no. 8K0959501G
Audi A4 B8 Radiator Fan Relay Radiator Electrical Module Control Unit 8K0959501G
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Part no. 4F0819373AF
Audi A6 C6 Coolant Water Heater Pipe Hose Line 4F2819371AC 4F0819373AF
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Part no. 4F0145805AD
Audi A6 C6 FL Radiator Intercooler Charge Air Cooler Turbo 4F0145805AD
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Part no. 4F0959455A
Audi A6 C6 2.0 TDI CAGB Right O/S Engine Cooling Fan 200W 280MM 4F0959455A
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Part no. 4F0121251AE
Audi A6 C6 FL Water Hose Radiator Coolant Cooling 4F0121251AE
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Part no. 4F0121101
Audi A6 C6 FL Coolant Water Quick Connect Heater Pipe Hose 4F0121101
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Part no. 4B0907659A
Audi A3 8P Air Quality Sensor 4B0907659A
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Part no. 1K0122073GF
Audi A3 8P Water Hose Cooling Coolant Radiator Pipe Line 1K0122073GF
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Part no. 1K0122447FR
Volkswagen Audi Seat Skoda Water Hose Radiator Coolant Pipe Line 1K0122447FR
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Part no. 03G121157G
Audi A4 B7 2.0 TDI Water Hose Radiator Coolant Pipe Line 03G121157G
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Part no. 1K0121096AB
VW Golf MK5 Audi Seat Skoda 1.9 TDI Water Hose Coolant Pipe Line 1K0121096AB
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Part no. 8E0121205AE
Audi A4 B7 2.0 TDI Engine Cooling Radiator Fan Shroud Motor Unit 8E0121205AE
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Part no. 1K0122101FP
Audi A3 8P 1.6 TDI Water Hose Radiator Coolant Pipe Line 1K0122101FP
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Part no. 03L965561A
Audi A4 B8 2.0 TDI Auxiliary Water Pump Coolant Circulation Bracket 03L965561A
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Part no. 3C0122101EN
Audi A3 8P 2.0 TDI Water Hose Radiator Coolant Pipe Line 3C0122101EN
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Part no. 3C0122101EM
Audi A3 8P 2.0 TDI Water Hose Radiator Coolant Pipe Line 3C0122101EM
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Part no. 1K0122291BM
Audi A3 8P 2.0 TDI Water Hose Radiator Coolant Pipe Line 1K0122291BM
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Part no. 8E2819373
Audi A4 B7 1.9 TDI Water Pipe Engine Cooling Radiator Coolant Hose 8E2819373
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Part no. 8E0121055N
Audi A4 B7 1.9 TDI Water Pipe Engine Cooling Radiator Coolant Hose 8E0121055N
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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. 8K0121251R
Audi A4 B8 Coolant Radiator Engine Cooling Unit Radiator 8K0121251R
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Part no. 8E0121101AA
Audi A4 B7 2.0 TDI Water Hose Cooling Coolant Radiator Pipe Line 8E0121101AA
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Part no. 1K0122157D
Audi A4 B7 2.0 TDI Diesel Water Hose Cooling Coolant Pipe Line 1K0122157D
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Part no. 1K0121096R
Audi A4 B7 2.0 TDI Diesel Water Hose Cooling Coolant Pipe Line 1K0121096R
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Part no. 1K0122073S
Audi A4 B7 Water Hose Cooling Coolant Radiator Pipe Line 1K0122073S
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Part no. 1K0121207AA
Engine Cooling Radiator Audi A3 8P Diesel Radiator Coolant Fan 1K0121207AA
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Part no. 1K0122109
Audi A3 8P Water Hose Cooling Coolant Pipe Line 1K0122109
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Part no. 8E0959455K
Audi A4 B6 B7 Radiator Fan Engine Motor Cooling 8E0959455K
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Part no. 8E0121049N
Audi A4 B7 Water Hose Cooling Radiator Coolant Pipe Line 8E0121049N
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 .