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.

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

€23.95

Free delivery: Sep 21 – 24

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 21 – 24

If paid before 14:00

Part no. 5Q0122101GK

Audi A3 8V Water Coolant Hose Line Pipe Tube 1.5 TFSI DADA 5Q0122101GK

€32.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. LR021657

Land Rover Discovery 4 L319 Coolant Hose Line Pipe Set AH22-18B402-AB

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 3R0121071B

Seat Exeo 3R Water Hose Radiator Coolant Pipe Line 2.0 TDI 3R0121071B

€51.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A6512032182

Water Hose Mercedes W204 W212 Cooling Coolant Pipe Line A6512032182

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 06K145778K

Audi Q3 2.0 TFSI CULB Oil Pipe Line Tube Hose 06K145778K

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A6542030102

Mercedes W213 OM654 Diesel Water Coolant Cooling Pipe Line Hose A6542030102

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 8058643

BMW X3M F97 X4M F98 Alternator Generator Wiring Harness Cable 8058643

€32.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A2535015301

Mercedes GLC X253 Hybrid Battery Coolant Pipe Hose Line A2535015301

€32.95

Free delivery: Sep 21 – 24

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 21 – 24

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 21 – 24

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 21 – 24

If paid before 14:00

Part no. 9299627

BMW G11 G12 G30 G31 Engine Coolant Water Hose Pipe Line 2.0 9299627

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 5Q0965561E

Audi A3 8V 8Y VW Caddy SB Passat 3J Electric Coolant Water Pump 5Q0965561E

€37.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 8571619

BMW X3 F25 N47N Radiator Coolant Hose Pipe Line Diesel 8571619

€32.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 7L0121276A

Audi Q7 4L VW Touareg 7L Upper Radiator Rubber Mount Bush Grommet 7L0121276A

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 8654845

BMW G20 G21 Coolant Water Hose Pipe Cooling Line 2.0 PHEV Hybrid 8654845

€28.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 8654846

BMW G20 G21 Water Coolant Pipe Hose Line B46X B48X 8654846

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 7647283

BMW F01 F10 F11 F12 Coolant Tank Bottle Radiator Expansion 7601949

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 059121065EA

Audi A4 B9 A5 F5 Water Hose Cooling Coolant Radiator Pipe 3.0 TDI 059121065EA

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 4G0819350B

Audi A6 C7 A7 4G8 Water Radiator Coolant Pipe Hose Tube Line Petrol 4G0121485T

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. AIRTEC

VW Golf Mk7 R Airtec Motorsport Oil Cooler Relocation Adapter Relocator

€170.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 4G0121403G

Audi A6 C7 Expansion Overflow Coolant Reservoir Bottle Tank 4G0121403G

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 7611149

BMW F01 F01 LCI F02 F02 LCI F03 F03 LCI Coolant Hose Tube Line Pipe 17127611149

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 8V61-8K218-AE

Ford Focus Mk3 Radiator Expansion Overflow Reservoir Tank Bottle 8V61-8K218-AE

€23.95

Free delivery: Sep 21 – 24

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 21 – 24

If paid before 14:00

Part no. 1935339

Ford Transit Connect Mk2 Engine Oil Breather Pipe Hose Line CM5G-6758-EB 1935339

€28.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 03L906088BE

Audi Q5 8R 2.0 TDI CJCA Diesel Engine Exhaust Temperature Sensor 03L906088BE

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 1847032

Ford Fiesta Mk7 Engine Oil Breather Separator Pipe Hose Line BM5G-6K817-CA

€28.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A2215010282

Mercedes W221 Water Hose Radiator Coolant Cooling Pipe Line A2215010282

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 5Q0121093EL

Skoda Octavia Mk3 VW Golf Mk7 Auxiliary Water Coolant Pump Mount Bar 5Q0121093EL

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 7555633

BMW 3 Series F30 LCI 330e B48X Radiator Water Coolant Hose Line Pipe 7555633

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. LR125617

Range Rover Sport L494 Coolant Hose Pipe Line Connector K6D3-8K588-AB

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 4M0819350F

Audi Q7 4M Q8 Mk2 VW Touareg Mk3 Water Coolant Hose Line Tube Pipe 4M0819350F

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 7787440

BMW 5 Series E60 E61 Engine Cooling System Water Coolant Radiator Diesel 7787440

€33.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 8638494-1

BMW G30 G11 G12 F30 LCI Coolant Water Pump Vacuum Box 8638494

€32.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 06E117021J

Audi A5 S5 8T Engine Oil Cooler Heat Exchanger Unit 3.0 Petrol Engine 06E117021J

€37.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 5Q0122051AF

Audi Seat Skoda VW Water Coolant Hose Pipe Line Water Coolant 5Q0122051AF

€37.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. YC1Q-8A582-AC

Ford Transit MK6 2.4 Tdci Coolant Hose Cooling Water Line YC1Q-8A582-AC

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 8514079

Coolant Hose BMW F20 F21 LCI Expansion Tank Pipe Radiator B37 Diesel 8514079

€37.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 04E122157H

Turbocharger Cooling Line VW Golf MK7 Audi A3 8V 1.4 TSI Water Pipe 04E122157H

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 8573157

Water Hose BMW F10 F11 LCI N57N N57Z Diesel EGR Coolant Pipe Line 8573157

€37.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 7553667

Engine Oil Cooler BMW E65 E66 E67 740i 750i 760i Cooling Radiator 7553667

€28.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. GK21-8D033-BH-1

Ford Transit Mk8 Water Hose Engine Cooling Radiator Coolant Pipe GK21-8D033-BH

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 8678822

Water Pump BMW G20 G21 G30 G31 Thermostat Coolant Housing Petrol 8678822

€137.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 93866075

Water Hose Renault Trafic 3 Opel Vivaro B Coolant Pipe Line 93866075

€23.95

Free delivery: Sep 21 – 24

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 21 – 24

If paid before 14:00

Part no. 8654869

BMW G20 G21 Coolant Radiator Feed Hose Pipe Line B46X B48X Engine 8654869

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 8U0121056

Audi RS Q3 8U Radiator Coolant Hose Pipe Line 8U0121056

€28.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 03C121070B

Audi A3 8P Water Pipe Hose Line Engine Cooling Coolant Unit Hose 03C121070B

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. GJ32-8B504-AA

Land Rover Discovery Sport L550 Water Coolant Pipe Hose 2.0 Diesel GJ32-8B504-AA

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 7592650

Water Hose BMW F10 F11 F12 F13 N63 Petrol Cooling Coolant Pipe Line 7592650

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 7636413

Coolant Hose BMW i3 I01 Hybrid Rex Water Cooling Pipe Electric Motor 7636413

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 8N0121096H

Audi TT 8N TTS Radiator Coolant Hose Tube Line Pipe 8N0121096H

€56.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 4G0121447BB

Audi A6 S6 C7 Engine Water Coolant Pipe Hose Line 4.0 Petrol Engine 4G0121447BB

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 9845173

BMW F20 F30 LCI Coolant Hose Expansion Tank Cylinder Head B48 Petrol 9845173

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 9292728

BMW i3 I01 Water Coolant Cooling Hose Supply Pipe Line 9292728

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 8623574

Mini Cooper One F55 F56 F57 F60 Waterpump Coolant Water Pump 8623574

€28.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 8632136

BMW G30 G31 F90 Electric Coolant Pump Holder Mounting Bracket Support 8632136

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 8489610

Mini F65 F66 F67 BMW F70 F74 Turbocharger Coolant Supply Pipe 2.0 Petrol 8489610

€37.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 5N0122063D

Audi Q3 8U Electric Water Pump Additional Coolant Pump 5N0122063D

€32.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 06F115397H-1

Audi A4 B7 VW Golf Mk5 Oil Filter Housing Oil Cooler 2.0 TFSI Petrol 06F115397H

€28.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A1645060835

Mercedes-Benz M ML W164 Heater Radiator Coolant Pipe Hose Part A1645060835

€32.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 06H121085C-1

Audi A4 B8 Water Hose Cooling Radiator Coolant Pipe Line 1.8 TFSI 06H121085C

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 4K2121214E

Audi A6 C8 Radiator Expansion Tank Reservoir Retainer Bracket Support 4K2121214E

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 7788462-1

BMW E60 E61 E90 E91 M57N2 Engine Oil Cooler Heat Exchanger 7788462

€32.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A6398305315

Coolant Hose Mercedes Vito W639 Heat Exchanger Water Pipe Diesel A6398305315

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 03C121497D

Audi A3 8P Water Pipe Hose Line Engine Cooling Coolant Unit Hose 03C121497D

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 8053466

Coolant Hose BMW X3 F97 X4 F98 Water Charge Cooling Pipe 8053466

€32.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A2095013382

Water Hose Mercedes CL203 W209 OM646 Engine Cooling Coolant Pipe A2095013382

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. GX73-8A080-AC

Range Rover Velar L560 Coolant Expansion Tank Reservoir Bottle GX73-8A080-AC

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. M8D2-8B500-AB

Range Rover Evoque L551 Discovery Sport Auxiliary Water Pump M8D2-8B500-AB

€66.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 2140689

Ford Transit Connect Mk2 1.5 TDCi Diesel Engine Coolant Hose Pipe 8V61-8260-KE

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 9H228610AA

Land Rover Range L322 Coolant Water Pump Timing Belt Pulley 9H22-8610-AA

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 7809191-1

BMW Mini Cooper D R55 R56 Engine Thermostat Hose Pipe 7809191

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 07K971845A

Audi RS Q3 8U Engine Wiring Bracket Holder Support Carrier 07K971845A

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 8658483-1

Mini F55 F56 Coolant Pipe Expansion Tank Cylinder Head Cooling Hose Line 8658483

€32.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 4G0145920C

Audi A6 C7 3.0 TFSI Water Coolant Pipe Hose Line 4G0145920C

€23.95

Free delivery: Sep 21 – 24

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 21 – 24

If paid before 14:00

Part no. LR025914

Land Rover Freelander 2 L359 Oil Breather Separator 2.2 CRDI 9675994880

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 8R0819374D

Audi Q5 8R Coolant Hose Pipe Water Line Tube 2.0 TDI 8R0819374D

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 03L115310

Volkswagen Crafter Oil Filler Pipe Hose Line 03L115310

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 7593838

Radiator Mount BMW X3 F25 X4 F26 Bracket Module Carrier Cover 7593838

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A1725014482

Mercedes SLK R172 OM651 Engine Coolant Water Pipe Hose A1725014482

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A2662020110

Mercedes W169 W245 M266 Petrol Water Pump Pulley A2662020110

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 6760516

BMW 7 Series E65 E66 N57N2 730d Radiator Return Line Hose Pipe 6760516

€32.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 7P0121407

Porsche Cayenne 92A Coolant Liquid Overflow Tank Reservoir 7P0121407

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 04L121093G

Audi A4 B9 Additional Coolant Pump Mount Bracket Holder 2.0 TDI 04L121093G

€23.95

Free delivery: Sep 21 – 24

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 21 – 24

If paid before 14:00

Part no. 8489607

Mini F65 F66 F67 BMW F70 F74 Turbocharger Oil Supply Feed Line Pipe 8489607

€42.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 059121071DE

Audi A4 B9 A5 8T Radiator Coolant Water Hose Line Tube Pipe 3.0 TDI 059121071DE

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. GK2Q-8K556-AA

Ford Tourneo Custom Water Hose Engine Cooling Pipe 2.0 EcoBlue GK2Q-8K556-AA

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 7399267

BMW F45 F46 Windshield Cowl Snap Cover Screw Cap 7399267

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. A2209977182

Mercedes W220 Oil Cooler Flexible Pipe Hose Line M113 Petrol Engine A2209977182

€28.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 9696668880

Ford Focus Mk3 Turbocharger Oil Feed Pipe Tube Turbo Line 9696668880

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. K8D2-18C266-BC

Land Rover Discovery Sport L550 Coolant Water Hose Pipe 1.5 PHEV K8D2-18C266-BC

€28.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 2165157

Ford Mustang GT Mk6 5.0 V8 Oil Cooling Pipe Hose Line Cooler GR33-6N866-EG

€94.95

Free delivery: Sep 21 – 24

If paid before 14:00

Part no. 7H0121407

VW Volkswagen Transporter T5 Coolant Expansion Overflow Tank Bottle 7H0121407C

€23.95

Free delivery: Sep 21 – 24

If paid before 14:00

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