What is the construction and purpose of engine cooling?

Engine cooling is a set of parts responsible for maintaining the proper operating temperature of the powertrain. A typical system consists of a radiator, water pump, thermostat, hoses, fan, sensors, and an expansion tank. These elements are located mainly in the engine compartment and connected by a coolant circuit.

What is engine cooling used for?

Engine cooling is used to absorb excess heat from the block and cylinder head and to stabilize the operating temperature during driving and when stationary. An efficient system limits the risk of overheating and also affects the proper operation of the heater, fan, and control sensors. Without proper cooling, engine performance may drop, and cooperating components may fail.

What role does the expansion tank play in the cooling system?

The expansion tank is a cooling system element that absorbs fluid volume changes resulting from temperature increases and decreases. It is used to maintain the correct fluid level and works with a pressure cap that stabilizes the system's operating conditions. Fluid levels and the condition of return hoses are often checked within its vicinity.

How to choose a cooling system part for a specific car version?

It is safest to compare the OEM number, engine version, body type, and mounting location. It is also worth checking the number of pins in the plug, pipe diameter, mounting type, and the presence of additional sensors. For parts such as a fan or auxiliary pump, the control method also matters.

What symptoms indicate cooling system problems?

Typical symptoms include rising engine temperature, fluid leaks, the fan not turning on, steam from under the hood, or the unit taking too long to warm up. In some cars, temperature sensor errors or weaker interior heating also appear. Symptoms should be analyzed in conjunction with the operation of the thermostat, water pump, and hose tightness.

What to pay attention to when installing engine cooling parts?

After installation, you must check the tightness of connections, correct seating of mounts, and the condition of seals. It is also important to top up with the correct fluid and bleed the system according to the manufacturer's procedure. In the case of electrical parts, you should additionally verify the plugs, wiring harness, and fan control operation.

Engine cooling

At 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.

More information

Find it faster

Match to your vehicle

Make

Engine Cover Volkswagen LT 35 2.5 Diesel VW TDI Top Cover 074131561C

€28.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 5K0122051AA

VW Volkswagen Caddy Maxi 2K Engine Cooling Hose Tube Pipe Line 5K0122051AA

€56.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 5Q0122051AN

Volkswagen Golf Mk7 Audi A3 8V Coolant Hose Pipe 2.0 TSI TFSI 5Q0122051AN

€75.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 04E122447BG

Volkswagen Golf Mk7 5G Water Coolant Pipe Hose Line 1.5 TSI Petrol 04E122447BG

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 5Q0121101H

Volkswagen Golf R Mk7 Audi A3 8V Water Coolant Pipe Hose Line 2.0 TSI 5Q0121101H

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 6R0121109K

Seat Ibiza 6j Mk4 Radiator Coolant Water Hose Pipe Line 1.4 TSI 6R0121109K

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 5Q0122051AF-1

Volkswagen Golf R Mk7 Coolant Pipe Hose Line 2.0 TSI 5Q0122051AF

€56.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 1K0122073ER

VW Golf Mk5 Audi A3 8P Water Hose Cooling Coolant Radiator Pipe Line 1K0122073ER

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 1K0122157KD

VW Golf Mk5 Audi A3 8P Radiator Water Coolant Pipe Hose 1K0122157KD

€42.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 6Q0122101AP

Skoda Fabia Mk1 6Y Water Hose Cooling Coolant Pipe Line 1.9 Diesel 6Q0122101AP

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 06A919501A

VW Volkswagen Transporter T5 Water Coolant Temperature Sensor Control 06A919501A

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 5Q0122051EN-1

VW Golf Sportsvan Seat Leon Mk3 5F Water Coolant Pipe Hose 1.5 TSI 5Q0122051EN

€37.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 5Q0121156C

Volkswagen VW Golf SV Petrol Engine Coolant Pipe Hose Vent 5Q0121156C

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 05E121111R

Volkswagen Golf SV Audi A3 8Y Coolant Water Pump 1.5 TSI 05E121111R

€85.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 3Q0121407A

Volkswagen Tiguan AD1 Coolant Expansion Tank Bottle Reservoir 2.0 TDI 3Q0121407A

€32.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 06Q145735D

Audi A3 8Y VW Golf Mk8 2.0 TSI Turbocharger Oil Cooler Pipe Hose Line 06Q145735D

€51.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 7E0121086Q

Volkswagen Transporter T5 T6 Engine Coolant Hose Cooling Water Pipe 7E0121086Q

€32.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 5K0121064A

Volkswagen Passat B7 CC Water Coolant Pipe Hose 2.0 TDI CFGC 5K0121064A

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 5N0121070F

Volkswagen Tiguan 5N Water Coolant Cooling Pipe Line 2.0 TDi Diesel 5N0121070F

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 03N122157E

VW Volkswagen Tiguan AD1 Water Coolant Pipe Hose Line 2.0 TDI Diesel 03N122157E

€37.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 1K0121058BH

Volkswagen Touran 1T Oil Cooler Coolant Pipe Hose Tube 1.4 Petrol 1K0121058BH

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 06L121111P

VW Golf Mk8 Audi S3 8V 2.0 TFSI DJHA Water Pump Coolant Regulator 06L121111P

€28.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 1K0907543G

Volkswagen Tiguan 5N Temparature Sensor Interior Temperature Sensor 1K0907543G

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 03C103925J

Volkswagen Golf 1K Jetta 1K Tiguan 5N Engine Cover VW TSI Lettering 03C103925J

€32.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 3AA122051A

Volkswagen Passat B7 CC Water Coolant Pipe Hose 2.0 TDI CFGC 3AA122051A

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 6Q0121109BF

Skoda Fabia Mk1 6Y Water Hose Radiator Coolant Pipe Line 1.9 Diesel 6Q0121109BF

€28.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 04L131850A

Volkswagen Passat B8 Water Cooling Coolant Pipe Pipe Hose 2.0 TDI 04L131850A

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 1K0121049CG-1

Volkswagen Golf Mk6 Jetta Mk5 Radiator Water Pipe Hose 1.4 TSI 1K0121049CG

€61.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 1J0906444

VW Volkswagen Caddy SB Engine Radiator Cooling Fan 2.0 Diesel UC101URL0A07

€146.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 06H121010L

Audi A4 B8 A5 8T VW Scirocco Mk3 Engine Water Pump 2.0 TFSI Petrol 06H121010L

€142.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 1K0965561F-1

VW Volkswagen Sharan 7N Auxiliary Water Pump Coolant Heating Valve 1K0965561F

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 1K0965561J-1

VW Golf MK6 Audi A3 8P Auxiliary Water Pump Coolant Unit Cooling 1K0965561J

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 7N0819350B

Volkswagen VW Sharan 7N Water Hose Radiator Coolant Pipe Line 2.0 TDI 7N0819350B

€75.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 7LA121086D

Volkswagen Transporter T6 Water Coolant Pipe Hose Line 2.0 TDI 7LA121086D

€42.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 03L121011J-1

Volkswagen Transporter T5 2.0 TDi Engine CAAA Water Pump 03L121011J

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 5QF122157AJ

Audi Q3 F3 Engine Coolant Hose Line Tube 2.0 TDI 5QF122157AJ

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 06Q121085B

VW Golf Mk8 Skoda Octavia Mk4 Audi S3 8Y 2.0 TSI Water Coolant Hose 06Q121085B

€32.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 7LA121096S

VW Volkswagen Transporter T6 Water Coolant Hose Pipe Line 2.0 TDI 7LA121096S

€42.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 06J121075B

Audi A3 8P VW Scirocco Mk3 Coolant Hose Water Pipe Line Tube Petrol 06J121075B

€32.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 3Q0122051CC

Volkswagen Caddy SB Engine Coolant Radiator Coolant Pipe Hose Line 3Q0122051CC

€37.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 6X0959455C

VW Volkswagen New Beetle Fan Blower Radiator Cooling 250/60W 345mm 6X0959455C

€42.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 1K0122063K-1

Seat Leon Volkswagen Golf 6 Audi A1 8X Water Coolant Pipe Hose Line 1K0122063K

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 7E0122051E-2

VW Volkswagen Transporter T5 Radiator Coolant Hose Water Pipe Line 7E0122051E

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 06F121133H

Volkswagen Golf Mk5 Audi TT 8J Water Thermostat Housing 2.0 TFSI 06F121133H

€28.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 1K0121051T

Volkswagen Eos Audi A3 8P Coolant Water Pipe Hose Line Tube 1K0122051AP

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 03L121065AJ

Volkswagen Goif Caddy 1.6 TDI Diesel Water Coolant Pipe Hose Line 03L121065AJ

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 2E0121096

VW Volkswagen Crafter 2E 2.0 Diesel Water Coolant Pipe Line Tube Hose 2E0121096

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 7N0122073T

Volkswagen VW Tiguan 5N Water Hose Coolant Cooling Tube Pipe Line 7N0122073T

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 7N0121064L

VW Volkswagen Sharan 7N Breather Pipe Hose Line 2.0 TDI 7N0121064L

€32.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 03L115310

Volkswagen Crafter Oil Filler Pipe Hose Line 03L115310

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 7N0122051S

Volkswagen Sharan 7N Water Pipe Hose Coolant Cooling Line 2.0 TDI 7N0122051S

€32.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 7H0121407

VW Volkswagen Transporter T5 Coolant Expansion Overflow Tank Bottle 7H0121407C

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 03C121050G

Audi A3 8P Volkswagen Golf Mk 7 Heater Water Cooling Pipe Hose Line 03C121050G

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 03L121111AB

Volkswagen Crafter Water Thermostat Cooling Hoses Pipe 03L121111AB

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 7L6121109D

VW Volkswagen Touareg 7L Water Pipe Hose Coolant Cooling Line 7L6121109D

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 03L121301

Volkswagen VW Crafter Radiator Cooling Fan Shroud 03L121301

€94.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 1K0121051AH

Volkswagen VW Golf Mk5 Water Hose Radiator Coolant Pipe Line 1K0121051AH

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 06K121085A

Volkswagen Golf R Mk7 Coolant Water Pipe Hose 2.0 TFSI 06K121085A

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 03D121026F

VW Volkswagen Fox 5Z 1.2 CHFB Petrol Water Pipe Thermostat Housing 03D121026F

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 3AA122101F

Volkswagen Passat B7 Radiator Upper Coolant Hose Pipe 2.0 TDI 3AA122101F

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 1K0121049DJ-1

Volkswagen Touran 1T Water Coolant Hose Pipe Line 1.4 TSI 1K0121049DJ

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 7H0815801

Volkswagen Transporter T5 Water Coolant Pipe Hose 2.5 TDI 7H0815801

€28.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 5WA121109F

Volkswagen Golf CD1 Engine Water Coolant Pipe Hose 5WA121109F

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 1K0121070BR

Volkswagen VW Golf Mk5 Water Hose Radiator Coolant Pipe Line 1K0121070BR

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 06A103217G

VW Golf Mk5 Audi A3 8P Engine Breather Line Cylinder Head Hose 06A103217G

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 7C0121487E

VW Volkswagen Crafter SY Water Hose Cooling Coolant Pipe Line 2.0 TDI 7C0121487E

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 03D103211C

VW Volkswagen Fox 5Z 1.2 CHFB Engine Coolant Radiator Pipe Vent 03D103211C

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 7H0819320A

Volkswagen Transporter T5 Cooling Water Hose Coolant Pipe 2.5 TDI 7H0819320A

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 7L6121253C

Volkswagen VW Touareg 7L Radiator Engine Cooling Coolant Unit 7L6121253C

€56.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 5Q0122157AK-1

Volkswagen Golf Mk7 2.0 TFSI CHHA Water Hose Radiator Coolant Pipe 5Q0122157AK

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 03L121011J

Volkswagen Transporter T5 2.0 TDi Engine CAAA Water Pump 03L121011J

€37.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 5K0121064J-1

VW Caddy 2k Passat A3 Water Coolant Pipe Hose Tube Line 2.0 TDI 5K0121064J

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 5Q0965561B-1

Volkswagen Golf Mk7 Audi A3 8V Auxiliary Water Pump 2.0 TDI TFSI 5Q0965561B

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 6R0959455C

Radiator Fan VW Polo 6R Seat Ibiza 4 Engine CGPB 1.2 Blades Fan Motor 6R0959455C

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 03L121121A

VW Volkswagen Touran 1T1 Passat 2.0 TDI BKD BMP Coolant Flange Pipe 03L121121A

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 1K0121156DG

Volkswagen VW Golf Mk6 Water Hose Coolant Pipe Line 1.4 TSI 1K0121156DG

€28.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 03L121131P

VW Crafter 2.0 Tdi CKTB Water Flange Coolant Temperature Sensor 03L121131P

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 03C103493AG

VW Volkswagen Golf Mk6 Audi A3 8P Coolant Pipe Hose Genuine 03C103493AG

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 03G906088D

Volkswagen Tiguan 5N Audi A3 8P Exhaust Gas Temperature Sensor 03G906088D

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 1K0121101CP

Volkswagen Golf 1K 1.6 TDI Water Hose Cooling Coolant Pipe Line 1K0121101CP

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 1K0122101HR

Volkswagen Golf Mk6 Water Hose Coolant Radiator Pipe Line 1.4 TSI 1K0122101HR

€32.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 7H0122058C

Volkswagen Transporter Camper T5 Coolant Water Hose Pipe Line 7H0122058C

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 03F121004E

Water Pump Volkswagen Polo 6R Audi A3 8P 1.2 Petrol Engine Coolant 03F121004E

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 5N0122447AE

Volkswagen Tiguan 5N Mk1 Water Coolant Pipe 2.0 TDI 5N0122447AE

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 1K0122101KN-4

VW Caddy Mk2 Golf Mk6 Radiator Water Coolant Hose Pipe Line Diesel 1K0122101KN

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 5Q0122291CT

Volkswagen Golf Mk7 R Engine Water Radiator Pipe 2.0 TSI 5Q0122291CT

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 7E0121407D

VW Transporter T6 Coolant Liquid Overflow Tank Reservoir 2.0 Diesel 7E0121407D

€28.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 7L0121253A

Volkswagen Touareg 7L Water Cooling Coolant Radiator 7L0121253A

€28.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 1K0121283F

Volkswagen Golf Gti 1k Radiator Air Duct Deflector Guide Left N/S 1K0121283F

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 5N0971349BQ

Volkswagen Sharan 7N Alternator Generator Wiring Harness Cable 5N0971349BQ

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 5Q0121447G

Audi A3 8V VW Golf Mk7 Engine Coolant Pipe Water Hose Line 5Q012144

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 1K0122101KN

VW Volkswagen Caddy Maxi Engine Radiator Coolant Hose Pipe Line 1K0122101KN

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 2E0122101F-1

Volkswagen Crafter 2E Mercedes Sprinter W906 Coolant Hose Pipe Line 2E0122101F

€28.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 03L121131AA

Volkswagen Golf Mk6 Caddy 1.6 TDI Engine Water Coolant Pipe Hose 03L121131AA

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 1K0121284F

Volkswagen Golf Gti 1k Radiator Air Duct Deflector Guide Right O/S 1K0121284F

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 06D121521C

Volkswagen Golf Gti 1K Engine Oil Cooler Bracket Mount Holder Support 06D121521C

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 1K0121101CP-1

Volkswagen Golf Mk6 1.6 TDI Water Hose Cooling Coolant Pipe Line 1K0121101CP

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 04L121065BH

Volkswagen Tiguan 5n Water Coolant Pipe Hose Tube Line 2.0 TDI CUVC 04L121065BH

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

Part no. 03L906088HC

VW Crafter 35 Temperature Sensor Exhaust Gas Sensor Probe 2.0 TDI 03L906088HC

€23.95

Free delivery: Sep 17 – 22

If paid before 14:00

...

Showing 199-297 of 600 products