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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Audi A4 B8 2.0 TDI Water Coolant Hose Tube Line Pipe 8K0121049AF

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 3422607

BMW X3 Series E83 LCI Radiator And Engine Return Hose 3422607

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 06E121111AL

Audi S4 B8 Engine Water Coolant Thermostat Housing 3.0 TFSI Petrol 06E121111AL

€32.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. A6398350064

Circulation Pump Mercedes ML W166 W639 W909 C292 Heater Water Pump A6398350064

€32.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. BK3Q8K520B2B

Ford Transit Mk8 Water Hose Cooling Coolant Pipe Line 2.2 TDCI BK3Q8K520B2B

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. A6402001452

Thermostat Hose Mercedes W169 W245 OM640 Water Coolant Pipe Line A6402001452

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 8509177

Coolant Radiator BMW F10 F11 Diesel Engine Cooling Radiator 8509177

€28.95

Free delivery: Aug 10 – 12

If paid before 14:00

Part no. 1K0965561F

VW Passat B7 Auxiliary Water Pump Coolant Unit Cooling Heating Valve 1K0965561F

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 6908135

BMW X5 Series E53 Webasto Auxilary Heater Exhaust Pipe System 6908135

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 7552404

BMW 1 Series E81 E82 E87N N43 Cooling Radiator Water Hose Pipe Petrol 7552404

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 7593839

Radiator Mount BMW X3 F25 X4 F26 Bracket Module Carrier Cover 7593839

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 7794156

BMW X5 Series E70 Engine Pipe Coolant Hose Radiator 7794156

€32.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 7794153

BMW X5 E70 Engine Pipe Coolant Hose Radiator 7794153

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 7535900

Mini Cooper R50 R52 Radiator Cooling System Coolant Hose 7535900

€32.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 3400409

BMW X3 Series E83 M47N2 Heater Water Valve Flow Radiator Hose Pipe Line 3400409

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 6C1Q8K520AB

Coolant Flange Pipe Ford Transit MK7 Tdci Diesel Water Line 6C1Q8K520AB

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 06E121065S

Audi A4 B8 A5 S5 8T Water Hose Cooling Coolant Pipe Line 3.0 TFSI 06E121065S

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 03G121113A

Audi A3 8P 1.9 TDI BLS Diesel Coolant Thermostat 03G121113A

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 9224372

BMW F10 F11 N47N N47S1 Water Coolant Hose Return Pipe Line 9224372

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 4G0121071N

Audi A7 4G8 3.0 TDI CDUC Diesel Water Coolant Hose Line Tube Pipe 4G0121071N

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. A6401400975

EGR Exhaust Cooler Mercedes W169 W245 Heat Exchanger OM640 Diesel A6401400975

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 1K0121070BR

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

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 7848523

BMW F87 M2 LCI F80 M3 F83 F82 M4 S55 Water Pump Pulley Wheel 7848523

€42.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 8514218

Coolant Hose BMW X5 F15 X6 F16 Cylinder Head To Radiator Hose Line 8514218

€37.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 7186513

BMW F10 F11 F13 F01 Radiator Adapter Bracket Support Mount Left N/S 7186513

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 2284862-1

BMW 3 4 Series F80 M3 F82 M4 1 Hose Line Charge Air Cooler Coolant Pump 2284862

€75.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 03L115310

Volkswagen Crafter Oil Filler Pipe Hose Line 03L115310

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 9239313

Additional Water Pump BMW F10 F11 Diesel Engine Coolant Unit 9239313

€47.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 1595061

Ford Transit Mk7 Radiator Engine Water Coolant Unit 2.2 TDCi 7C11-8005-AB

€47.95

Free delivery: Aug 10 – 12

If paid before 14:00

Part no. 7L8121065K

Audi Q7 4L 4.2 TDI Water Coolant Pipe Hose Line 7L8121070G

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 1K0121251DM

VW Volkswagen Golf 6 Radiator Engine Cooling Coolant Water Unit 1K0121251DM

€42.95

Free delivery: Aug 10 – 12

If paid before 14:00

Part no. 7513062

Mini Cooper One R50 W10 Petrol Coolant Water Pump Mechanical 7513062

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 7802630

BMW X5 E46 E53 Diesel Engine Cooling Water Return Pipe Hose 7787379

€28.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 7N0122073T

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

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. A1718350064

Auxiliary Water Pump Mercedes SLK R171 W245 Coolant Circulation Unit A1718350064

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. A2128300996

Water Pipe Mercedes W212 Engine Cooling Coolant Hose Line A2128300996

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. A2212705396

Mercedes C216 W221 Gearbox Oil Cooler Pipe Hose Line A2212705396

€80.95

Free delivery: Aug 10 – 12

If paid before 14:00

Part no. A6512001956

Mercedes W212 Diesel OM651 Coolant Pipe Fuel Filter Bracket A6512001956

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 079121137F

Audi S5 8T Cooling Coolant System Flange Rear Right O/S 079121137F

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. A2048350364-2

Mercedes W204 W212 W176 W246 Auxiliary Coolant Water Pump A2048350364

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 7117811

BMW 1 3 Series E81 E87 E90 E91 Bumper Radiator Carrier Support Bracket 7117811

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 7794157

BMW X5 Series E70 Hose Pipe Water Hose 7794157

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 057121597M

Audi Q7 4L 4.2 TDI Diesel Turbocharger Coolant Pipe Hose Right O/S 057121597M

€32.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 6905941

BMW 3 Series E46 Radiator Coolant Hose Pipe Water Pump 6905941

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 03L121065K

Audi A4 B8 A5 8T 2.0 TDI Hose Thermostat Coolant Pipe Line 03L121065K

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 5Q0122157AB

Coolant Pipe Audi S1 8X S3 8V VW Golf R Mk7 2.0 TSI TFSI Water Hose 5Q0122157AB

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 3421989

BMW X3 Series E83 LCI Coolant Hose Pipe Line Tube 3421989

€28.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. A2058303104

Coolant Hose Mercedes W205 Diesel OM651 Engine Cooling Heating Line A2058303104

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 7526443

BMW 1 3 Series E81 E82 E87 E92 E93 Left Lower Cooler Radiator Bracket 7526443

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 2284291-2

Water Pump BMW F10 M5 F12 F13 M6 Auxiliary Water Cooling Hose Pipe 2284291

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 06E121161AN

Audi S4 B8 Engine Water Coolant Flange Housing 3.0 TFSI Petrol 06E121161AN

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. A6420701433-1

Mercedes W164 OM642 Fuel Injection Line Pressure Pipe Rail Injector A6420701433

€28.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 06H103464L

Skoda Octavia 1Z Audi A4 B8 TFSI Petrol Engine Oil Separator Cover 06H103495H

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 7649300

Coolant Radiator Line BMW F20 F21 F22 F23 F30 F32 F33 F36 Pipe Hose Tube 7649300

€51.95

Free delivery: Aug 10 – 12

If paid before 14:00

Part no. 1439117

BMW X5 E53 Slam panel radiator top bracket trim 17101439117 1439117

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. A2742030182

Coolant Hose Mercedes X253 Petrol M274 Heat Exchanger Water Line A2742030182

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. A6082000300

Mercedes W177 OM608 Diesel Engine Coolant Cooling Pipe Line Hose A6082000300

€37.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 7603574

Engine Oil Pump BMW F30 F32 xDrive Suction Pipe Pickup Tube Petrol 7603574

€34.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. A6462000301

Mercedes Benz C Class W203 OM646 Diesel Water Pump Motor A6462000301

€28.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 8K0121081BL

Audi A4 B8 A5 8T 2.0 TDI Radiator Water Coolant Pipe Hose Tube Line 8K0121081BL

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 8K0122293B

Audi A4 B8 Q5 8R Water Cooling Coolant Flange Pipe Hose 2.0 TDI 8K0122293B

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 7789403

BMW X5 Series E53 3.0d M57N Engine Water Pipe Engine Coolant Hose 7789403

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 7546663

BMW Z4 Series E85 Roadster Cabrio Radiator Cooling Coolant Water Hose 7546663

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 7800107

Coolant Hose BMW F01 F10 N57 Radiator Water Cooling Pipe Line 7800107

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 8509990-2

Mini Cooper D R55 R56 R57 LCI R58 R60 Diesel N47N 350W Fan Engine Cooling Motor

€28.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. A2602004300

Mercedes W177 M260 Petrol Engine Coolant Cooling Hose Pipe Line A2602000300

€37.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. A6512011409

Mercedes Sprinter W906 OM651 Water Coolant Pump Housing Mount Holder A6512011409

€47.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 04E122157BE

Coolant Pipe Seat Ibiza 6J VW Polo 5 1.2 TSI CBZB Turbocharger Cooling Line

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 7786034

BMW E46 E60 E65 X3 E83 X5 E53 3.0d Diesel M57 M57N Turbo Air Pipe Hose 7786034

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 8W0122449BC

Audi A4 B9 A5 F5 Engine Water Pipe Line Water Coolant 8W0122449BC

€32.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 3401584

BMW X3 Series E83 E83N LCI 3.0d M57N2 Hose Engine Inlet Coolant Pipe 3401584

€37.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. A1685011082

Mercedes A Class W168 Radiator Expansion Tank Bottom Coolant Hose A1685011082

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. A1688350197

Mercedes A Class W168 Engine Heat Exchanger Matrix Coolant Hose A1688350197

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 6912729

BMW 5 Series E60 E61 LCI Radiator And Engine Return Hose 6912729

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 2249878

BMW 7 Series E65 E66 Radiator Cover Module Carrier Top 2249878

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. A2035000293-1

Mercedes-Benz C-Class W203 Engine Cooling Radiator Blower Fan A2035000293

€94.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. A6512000082

Mercedes W176 OM651 Coolant Hose Carrier Oil Water Heat Exchanger A6512000082

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 7536655-1

BMW E60 E61 E63 E81 E87 E90 E91 E93 Petrol Thermostat 7536655

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 7790297

BMW E87 E90 E91 M47N2 118d 120d 320d 325d Engine Radiator 7790297

€56.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 2751610

Mini Cooper R55 R56 R57 R58 Engine Inlet Heater Radiator Hose 2751610

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. A2124700140

Mercedes W212 C218 Fuel Tank Holder Bracket Mounting Diesel A2124700140

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. A9075010200

Mercedes W907 Water Hose Engine Cooling Coolant Pipe A9075010200

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 7581873

Coolant Line BMW F10 N52 N53 Petrol Water Pump Engine Coolant Feed Hose 7581873

€51.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 7558071

Thermostat Coolant Pipe BMW E81 E87 E90 E91 Petrol N43 Cooling Hose 7558071

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. A2662050010

Water Pump Pulley Mercedes W169 W245 M266 Petrol Engine Pulley A2662050010

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 1479826

Ford Transit Connect Mondeo MK4 1.8 TDCi Coolant Water Pump Pulley 98FF8509BB

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. A2702000615

Mercedes C117 W176 W246 M270 Coolant Thermostat Housing A2702000615

€47.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. A0051531128

Mercedes W203 W211 W221 OM646 Engine Exhaust Temperature Sensor

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 04L122157BF

Audi A4 B8 2.0 TDI CNHC Diesel Engine Water Coolant Pipe Hose Line 04L122157BF

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. A6512032582

Mercedes W176 W242 W246 OM651 Coolant Hose EGR Cooler Feed Line A6512032582

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. A2712001256

Water Pump Mercedes W203 M271 Petrol Engine Coolant Flange A2712001256

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 7799750

BMW 5 Series E60 E61 LCI 520d N47 Radiator Cooling Coolant Hose Pipe 7799750

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 7843738

Coolant Water Pump BMW F10 M5 F06 F13 M6 S63N Mechanical Pump 7843738

€113.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. A6512000251

Water Pump Hose Mercedes W204 OM651 Diesel Engine Coolant Line A6512000251

€37.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 3C0122101BM-1

Audi A3 8P Water Coolant Pipe Line Hose Cooling Unit 2.0 TDI 3C0122101BM

€32.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 3401583

Coolant Hose BMW X3 E83 3.0d M57N2 Water Cooling Pipe Radiator 3401583

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 7521067

BMW E81 E87 E90 Petrol Radiator Engine Oil Cooling Hose Pipe 7521067

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. 2754219

BMW Mini Cooper R55 R56 R57 R58 Cooling system coolant water hose 2754219

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

Part no. A6071400400

EGR Exhaust Cooler Mercedes W176 W246 Heat Exchanger OM607 Diesel 147350364R

€23.95

Free delivery: Aug 11 – 12

If paid before 14:00

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