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. 4F0121003P
Audi A6 C6 2.0 TDI CAHA Diesel Diffuser Radiator Fan Shroud 4F0121003P
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Part no. 04L121111
Audi A3 8V Thermostat Coolant Housing Valve 04L121111
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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. 4F0121251AE
Audi A6 C6 FL Water Hose Radiator Coolant Cooling 4F0121251AE
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Part no. 8K1819376D
Audi A4 B8 8K A5 8T Petrol Engine Water Coolant Pipe Hose Line 8K1819376D
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Part no. 04E103474G
Audi A3 8V Tank Crankcase Breather Vent Pipe Line 04E103474G
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Part no. 1K0121251BN
Audi A3 8P Engine Intercooler Radiator 1K0121251BN
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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. 7L6122051T
Audi Q7 4L 3.0 TDI BUG Water Coolant Hose Pipe Line Tube 7L6122051T
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Part no. 8R0819332N
Audi Q5 8R 2.0 TDI Engine Water Coolant Pipe Hose Line Diesel 8R0819332N
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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. 5Q0122073AE
Audi Q3 8U Water Coolant Hose Tube Line Pipe 2.0 TDI DFTA Diesel 5Q0122073AE
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Part no. 4F0145805AD
Audi A6 C6 FL Radiator Intercooler Charge Air Cooler Turbo 4F0145805AD
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Part no. 04L121064T
Audi A3 8V Engine Coolant Pipe Hose Line 04L121064T
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Part no. 5Q0121619D
Audi A3 8V Water Hose Cooling Coolant Radiator Pipe Line 5Q0121619D
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Part no. 6R0121207F
Audi A1 8X Engine Cooling Radiator Fan Shroud Panel 6R0121207F
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Part no. 3C0121157AA
Audi A3 8P Engine Water Coolant Pipe Hose Line 1.9 TDI 3C0121157AA
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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. 06J121497J
Audi TT 8J Turbine Lubrication Inlet Oil Feed Line Pipe 06J121497J
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Part no. 059121065DT
Audi SQ5 8R 3.0 TDI CGQB Radiator Water Hose Line Tube Pipe 059121065DT
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Part no. 06L121081K
Audi Q5 FY 2.0 TFSI Water Cooling Line Vacuum Breather Pipe Hose 06L121081K
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Part no. 5Q0122157CL
Audi A3 8V 35 TDI Water Hose Cooling Radiator Coolant Pipe Line 5Q0122157CL
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Part no. 06A145778Q
Audi TT 8N 1.8 T Oil Turbo Feed Pipe Line Tube Hose 06A145778Q
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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. 06L121111M
Audi Q5 FY Water Pump Thermostat Coolant Regulator 2.0 TFSI 06L121111M
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Part no. RHD-8W2122109E
Water Cooling Hose Audi A4 B9 A5 F5 Radiator Coolant Pipe Line 8W2122109E
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Part no. 4B0907659A
Audi A3 8P Air Quality Sensor 4B0907659A
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Part no. 5N0121064J
Coolant Hose Audi Q3 8U Volkswagen Tiguan 5N Metal Pipe Radiator 5N0121064J
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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. 8K0121003AD
Audi A7 4G8 Engine Cooling Radiator Twin Coolant Fan Diesel 8K0121003AD
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Part no. 8K0121003M
Engine Cooling Radiator Audi A4 B8 Diesel Radiator Coolant Fan 8K0121003M
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Part no. 4E0121403H
Audi S8 D3 Coolant Expansion Tank Reservoir Bottle Fluid Tank 4E0121403H
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Part no. 079121014M
Audi A7 S7 4G 4.0 TFSI Water Pump Coolant Cooling Unit 079121014M
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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. 5N0121070M
Audi A3 8P Water Hose Cooling Radiator Coolant Pipe Line 5N0121070M
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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. 059121163F
Audi A5 8T Engine Water Coolant Pipe Cooling Hose Line 059121163F
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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. 8K0121251AJ
Audi A4 B8 Radiator Engine Cooling Coolant Unit Radiator 8K0121251AJ
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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. 8K0121403Q
Audi A4 B8 8K A5 8T Water Coolant Expansion Reservoir Tank 8K0121403Q
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Part no. 8K0121251R
Audi A4 B8 Coolant Radiator Engine Cooling Unit Radiator 8K0121251R
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Part no. 059121031H
Audi Q5 8R 3.0 TDI Diesel Coolant Pump Pulley Water Pump Wheel 059121031H
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Part no. 079121081
Audi S7 4G 4.0 TFSI Coolant Hose Engine Water Pipe Front Upper 079121081
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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. 8K0959455M
Audi A4 B8 Radiator Fan Engine Cooling Cooler Blower Unit 8K0959455M
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Part no. 8W0121405L
Audi A4 B9 Expansion Tank Engine Coolant Fluid Bottle Reservoir 8W0121405L
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Part no. 8K0121055B
Water Hose Cooling Audi A4 S4 8B A5 S5 8T Radiator Coolant Pipe Line 8K0121055B
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Part no. 5Q0906457K
Audi Seat Skoda Volkswagen Auxiliary Water Pump Valve Coolant 5Q0906457K
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Part no. 8W0122073L
Audi A4 B9 Water Hose Cooling Coolant Radiator Pipe Line 8W0122073L
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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. 6R0122447K
Audi A1 8X Water Pipe Hose Line Engine Cooling Hose 6R0122447K 6R0122447AM
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Part no. 06M115401F
Audi A4 S4 B9 Oil Filter Housing Oil Cooler 3.0 TFSI V6 Petrol 06M115401F
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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. 7L0121407F
Audi Q7 4L Radiator Expansion Overflow Reservoir Tank Bottle 7L0121407F
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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. 1K0122157D
Audi A4 B7 2.0 TDI Diesel Water Hose Cooling Coolant Pipe Line 1K0122157D
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Part no. 5Q0122073AB
Audi A3 8V 2.0 TFSI Water Coolant Hose Tube Line Pipe 5Q0122073AB
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Part no. 059121465A
Audi A7 4G 3.0 TDI Quattro Water Hose Cooling Radiator Pipe Line 059121465A
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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. 8R0121071H
Audi Q5 8R Coolant Water Hose Line Tube Pipe 8R0121071H
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Part no. 1K0122447FR
Volkswagen Audi Seat Skoda Water Hose Radiator Coolant Pipe Line 1K0122447FR
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Part no. 079121012B
Audi A4 B7 4.2 V8 Water Pump Coolant Cooling Unit 079121012B
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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. 079121481G
Cooling Hose Audi S4 B7 4.2 V8 Petrol Coolant Pipe Line 079121481G
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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. 8K0959501G
Audi A4 B8 Radiator Fan Relay Radiator Electrical Module Control Unit 8K0959501G
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Part no. 4H0965569A
Audi A5 F5 Water Coolant Pump Engine Auxiliary Cooling Unit 4H0965569A
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Part no. 1K0121157BJ
Audi A4 B7 2.0 TDI Diesel Water Hose Cooling Coolant Pipe Line 1K0121157BJ
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Part no. 1K0122073GF
Audi A3 8P Water Hose Cooling Coolant Radiator Pipe Line 1K0122073GF
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Part no. 4L0815071
Audi Q7 4L Webasto Auxiliary Water Heater Pump 4L0815071
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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. 8J0121051Q
Audi TT Mk2 8J 2.0 TDI Engine Water Coolant Pipe Hose Line 8J0121051Q
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Part no. 4F0121003D
Audi A6 C6 Engine Cooling Radiator Fan Shroud Panel Diesel 4F0121003D
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Part no. 079121111F
Water Coolant Thermostat Audi A4 S4 B6 B7 4.2 V8 Petrol Engine 079121111F
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Part no. 059145771AQ
Oil Hose Audi A6 C7 Q5 8R Turbine Cooling Pipe Line 059145771AQ
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Part no. 8W0122101BH
Audi A4 B9 Water Hose Cooling Coolant Radiator Pipe Line 8W0122101BH
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Part no. 04L121131AD
Audi A5 8T Water Coolant Flange Pipe Hose Line 04L121131AD
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Part no. 6R0145805F
Audi A1 8X Motor Engine Coolant Radiator Intercooler Diesel 6R0145805F
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Part no. 80A819370B
Audi Q5 FY 2.0 TFSI Engine Water Coolant Pipe Hose Line 80A819370B
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Part no. 5Q0121049AD
Volkswagen Audi A3 8V Seat Petrol Water Coolant Pipe Hose Line 5Q0121049AD
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Part no. 06A121497Q
Audi TT 8N 1.8T AUM Turbo Coolant Return Feed Pipe Hose Line Tube 06A121497Q
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Part no. 021121031A
Audi A3 8P 3.2 BMJ Water Pump Pulley Water Wheel Guide 021121031A
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Part no. 06K121065Q
Audi TT FV Water Coolant Pipe Hose Line 06K121065Q
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Part no. 5Q0121407D
Audi A3 8V Expansion Tank Header Coolant Reservoir Bottle 5Q0121407D
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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. 8E0121055N
Audi A4 B7 1.9 TDI Water Pipe Engine Cooling Radiator Coolant Hose 8E0121055N
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Part no. 03L122157Q-1
Audi A4 B8 A5 8T Coolant Pipe Water Cooling Line 2.0 TDI 03L122157Q
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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. 06A121133AL
Audi A3 8P 1.6 MPI BSE Petrol Coolant Thermostat Housing Sensor 06A121133AL
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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. 06E121045Q
Audi A4 S4 B8 3.0 TFSI Water Hose Radiator Coolant Pipe Line Tube 06E121045Q
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Part no. 06H121492D
Audi A5 8T 2.0 TFSI Turbine Cooling Hose Pipe Hose Line 06H121492D
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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. 03L121157AQ
Audi A4 B8 A5 8T 2.0 TDI Water Hose Cooling Radiator Pipe Line 03L121157AQ
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Part no. 022121117C
Audi A3 8P 3.2 BMJ Petrol Engine Water Thermostat Coolant Housing 022121117C
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Part no. 06K103495AF
Audi A1 S1 8X 2.0 TFSI Petrol Engine Oil Separator Breather 06K103495AF
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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. 8K0121101J
Audi A4 B8 Engine Water Coolant Hose Pipe Line Coolant 8K0121101J
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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 .