Cooling system hoses and lines

At Global Parts, we offer a wide selection of original used car parts, including cooling system hoses and lines for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen, and others. The cooling system hoses and lines we offer are quality-controlled, ensuring you receive a top-quality product.

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Audi A3 8V Water Coolant Pipe Radiator Hose Cooling Fluid Line 5Q0122051EG

Part no. 5Q0122051EG

Audi A3 8V Water Coolant Pipe Radiator Hose Cooling Fluid Line 5Q0122051EG

Product currently unavailable

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Water Pipe BMW F20 LCI F30 F32 Petrol B48 Engine Cooling Hose Line 9329646

Part no. 9329646-1

Water Pipe BMW F20 LCI F30 F32 Petrol B48 Engine Cooling Hose Line 9329646

Product currently unavailable

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Audi A3 8V Water Hose Engine Coolant Cooling Pipe Line 5Q0121070AP

Part no. 5Q0121070AP

Audi A3 8V Water Hose Engine Coolant Cooling Pipe Line 5Q0121070AP

Product currently unavailable

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Water Hose Citroen C4 Berlingo Peugeot 207 1.6 HDI Coolant Pipe Line 9670254180

Part no. 9670254180

Water Hose Citroen C4 Berlingo Peugeot 207 1.6 HDI Coolant Pipe Line 9670254180

Product currently unavailable

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Heater Hose Mercedes W204 W212 OM646 Water Coolant Return Pipe A6462031082

Part no. A6462031082

Heater Hose Mercedes W204 W212 OM646 Water Coolant Return Pipe A6462031082

Product currently unavailable

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Coolant Hose Mercedes W204 Diesel OM651 Water Engine Cooling Line A6512001482

-5%

Part no. A6512001482

Coolant Hose Mercedes W204 Diesel OM651 Water Engine Cooling Line A6512001482

Product currently unavailable

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

Part no. A6071400400

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

Product currently unavailable

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BMW MINI Clubman Cooper One D R55 R56 1 Radiator Coolant Hose Pipe 2755552

Part no. 2755552-1

BMW MINI Clubman Cooper One D R55 R56 1 Radiator Coolant Hose Pipe 2755552

Product currently unavailable

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Radiator Hose BMW X3 E83 3.0d M57N2 Radiator Water Pipe Coolant Hose 3450645

Part no. 3450645

Radiator Hose BMW X3 E83 3.0d M57N2 Radiator Water Pipe Coolant Hose 3450645

Product currently unavailable

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Mercedes W176 Coolant Hose Radiator Pipe A1765012282

Part no. A1765012282

Mercedes W176 Coolant Hose Radiator Pipe A1765012282

Product currently unavailable

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Mini Cooper R60 R61 Countryman Coolant Water Cooling Hose Pipe Line 9802099

Part no. 9802099-1

Mini Cooper R60 R61 Countryman Coolant Water Cooling Hose Pipe Line 9802099

Product currently unavailable

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BMW E81 E87 LCI 116i N43 Engine Cooling Radiator Water Hose Pipe Petrol 7577964

Part no. 7577964-1

BMW E81 E87 LCI 116i N43 Engine Cooling Radiator Water Hose Pipe Petrol 7577964

Product currently unavailable

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Mercedes W177 Coolant Hose Radiator Pipe Upper Left A2475010558

Part no. A2475010558

Mercedes W177 Coolant Hose Radiator Pipe Upper Left A2475010558

Product currently unavailable

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

Part no. A6512032582

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

Product currently unavailable

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Coolant Hose BMW F10 N53 M5 F12 F13 M6 Engine Radiator Cooling Pipe Line 7599571

Part no. 7599571

Coolant Hose BMW F10 N53 M5 F12 F13 M6 Engine Radiator Cooling Pipe Line 7599571

Product currently unavailable

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BMW 1 3 Z4 Series F20 F21 F30 LCI Coolant Return Pipe 8663517

Part no. 8663517

BMW 1 3 Z4 Series F20 F21 F30 LCI Coolant Return Pipe 8663517

Product currently unavailable

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BMW 1 Series E87 Return Line Pipe Hose Radiator 6796348

Part no. 6796348

BMW 1 Series E87 Return Line Pipe Hose Radiator 6796348

Product currently unavailable

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Mercedes W639 OM646 Fuel Injection Pressure Pipe Rail Injector Set A6110701133

Part no. A6110701133

Mercedes W639 OM646 Fuel Injection Pressure Pipe Rail Injector Set A6110701133

Product currently unavailable

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BMW G30 G31 G11 B57 Diesel Water Hose Radiator Coolant Tank Pipe Line 8573221

Part no. 8573221

BMW G30 G31 G11 B57 Diesel Water Hose Radiator Coolant Tank Pipe Line 8573221

Product currently unavailable

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Coolant Hose BMW X3 F97 X4 F98 Water Pump Cooling Pipe Line 8054854

Part no. 8054854

Coolant Hose BMW X3 F97 X4 F98 Water Pump Cooling Pipe Line 8054854

Product currently unavailable

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Radiator Hose Mercedes W906 Sprinter OM651 Diesel Coolant Line Pipe A9065013182

Part no. A9065013182

Radiator Hose Mercedes W906 Sprinter OM651 Diesel Coolant Line Pipe A9065013182

Product currently unavailable

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Coolant Hose Mercedes W176 C117 CLA A45 AMG Petrol M133 Water Line A1765010000

Part no. A1765010000-1

Coolant Hose Mercedes W176 C117 CLA A45 AMG Petrol M133 Water Line A1765010000

Product currently unavailable

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BMW 5 7 Series E60 E61 E65 Sucking Jet Pump Vacuum Control Engine 7521860

Part no. 7521860-1

BMW 5 7 Series E60 E61 E65 Sucking Jet Pump Vacuum Control Engine 7521860

Product currently unavailable

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Coolant Hose BMW F10 F11 520d N47N Radiator Water Cooling Pipe Line 8514244

Part no. 8514244

Coolant Hose BMW F10 F11 520d N47N Radiator Water Cooling Pipe Line 8514244

Product currently unavailable

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Water Hose Mercedes W211 CLS W219 Radiator Cooling Coolant Pipe A2115015482

Part no. A2115015482

Water Hose Mercedes W211 CLS W219 Radiator Cooling Coolant Pipe A2115015482

Product currently unavailable

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Water Pipe Mercedes C117 W176 W246 M270 Radiator Coolant Hose Line A2465010282

Part no. A2465010282

Water Pipe Mercedes C117 W176 W246 M270 Radiator Coolant Hose Line A2465010282

Product currently unavailable

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Bleed Line Mercedes W177 OM608 Diesel Expansion Tank Right Cooler Shutoff Valve

Part no. A1775016500

Bleed Line Mercedes W177 OM608 Diesel Expansion Tank Right Cooler Shutoff Valve

Product currently unavailable

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

Part no. 3401584

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

Product currently unavailable

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Mercedes-Benz CL S Class C215 W220 Water Coolant Hose Pipe Radiator A2208320494

Part no. A2208320494

Mercedes-Benz CL S Class C215 W220 Water Coolant Hose Pipe Radiator A2208320494

Product currently unavailable

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Audi RS3 8V Coolant Cooling Radiator Pipe Line Hose 8V0121036

Part no. 8V0121036

Audi RS3 8V Coolant Cooling Radiator Pipe Line Hose 8V0121036

Product currently unavailable

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Water Hose Audi A3 8V Skoda Octavia IV 1.6 TDI Coolant Line Pipe 04L121065CR

Part no. 04L121065CR

Water Hose Audi A3 8V Skoda Octavia IV 1.6 TDI Coolant Line Pipe 04L121065CR

Product currently unavailable

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Water Hose Mercedes W213 S213 Cooling Coolant Pipe Line A2538305500

Part no. A2538305500-1

Water Hose Mercedes W213 S213 Cooling Coolant Pipe Line A2538305500

Product currently unavailable

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Mercedes ML W163 Engine Water Coolant Pipe Hose Line A1635014482

Part no. RHD-A1635014482

Mercedes ML W163 Engine Water Coolant Pipe Hose Line A1635014482

Product currently unavailable

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Mini Cooper S R55 R56 R57 N14 Engine Radiator Coolant Cooling Hose Pipe 2754220

Part no. 2754220-2

Mini Cooper S R55 R56 R57 N14 Engine Radiator Coolant Cooling Hose Pipe 2754220

Product currently unavailable

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Volkswagen Polo 6R Water Hose Radiator Coolant Cooling Pipe Line 6R0121109

Part no. 6R0121109

Volkswagen Polo 6R Water Hose Radiator Coolant Cooling Pipe Line 6R0121109

Product currently unavailable

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BMW 5 6 E60 E61 E63 E64 Return Hose Engine Cooling Petrol 7542207

Part no. 7542207

BMW 5 6 E60 E61 E63 E64 Return Hose Engine Cooling Petrol 7542207

Product currently unavailable

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Water Hose Mercedes W203 W209 Engine Cooling Radiator Coolant Pipe A2095011682

Part no. A2095011682

Water Hose Mercedes W203 W209 Engine Cooling Radiator Coolant Pipe A2095011682

Product currently unavailable

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Coolant Hose Mercedes W177 M260 M282 Pipe Expansion Tank To Radiator A1775016100

Part no. A1775016100

Coolant Hose Mercedes W177 M260 M282 Pipe Expansion Tank To Radiator A1775016100

Product currently unavailable

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Coolant Pipe BMW F20 F30 LCI B48 Expansion Tank Cylinder Head Cooling Hose Line

Part no. 8740118

Coolant Pipe BMW F20 F30 LCI B48 Expansion Tank Cylinder Head Cooling Hose Line

Product currently unavailable

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Heater Pipe Mercedes W177 W247 OM654 Water Hose Coolant Pipe Line A1775011301

Part no. A1775011301

Heater Pipe Mercedes W177 W247 OM654 Water Hose Coolant Pipe Line A1775011301

Product currently unavailable

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

Part no. 8658483-1

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

Product currently unavailable

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Mercedes W221 Diesel OM642 Water Coolant Cooling Pipe Hose A2215015584

Part no. A2215015584

Mercedes W221 Diesel OM642 Water Coolant Cooling Pipe Hose A2215015584

Product currently unavailable

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EGR Exhaust Cooler Mercedes W169 W245 Heat Exchanger OM640 Diesel A6401400575

Part no. A6401400575

EGR Exhaust Cooler Mercedes W169 W245 Heat Exchanger OM640 Diesel A6401400575

Product currently unavailable

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Mercedes SLK R171 Hose Radiator Coolant Cooling Pipe Line A1715010182

Part no. A1715010182

Mercedes SLK R171 Hose Radiator Coolant Cooling Pipe Line A1715010182

Product currently unavailable

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Mercedes W907 Water Coolant Return Pipe Hose Line A9075010700

Part no. A9075010700

Mercedes W907 Water Coolant Return Pipe Hose Line A9075010700

Product currently unavailable

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Water Hose BMW G30 G31 G11 G32 G15 Radiator Water Coolant Pump Pipe Line 9299620

Part no. 9299620

Water Hose BMW G30 G31 G11 G32 G15 Radiator Water Coolant Pump Pipe Line 9299620

Product currently unavailable

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Audi TT 8J 2.0 TFSI BWA Upper Radiator Coolant Hose Line Pipe Tube 1K0122101DK

Part no. 1K0122101DK

Audi TT 8J 2.0 TFSI BWA Upper Radiator Coolant Hose Line Pipe Tube 1K0122101DK

Product currently unavailable

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Volkswagen Golf CD1 Water Pipe Hose Coolant Cooling Line 5Q0121063Q

Part no. 5Q0121063Q

Volkswagen Golf CD1 Water Pipe Hose Coolant Cooling Line 5Q0121063Q

Product currently unavailable

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Coolant Hose BMW X3 F25 X4 F26 B47 Diesel Radiator Water Pipe Line 8514434

Part no. 8514434

Coolant Hose BMW X3 F25 X4 F26 B47 Diesel Radiator Water Pipe Line 8514434

Product currently unavailable

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Mercedes R171 AMG Water Hose Cooling Coolant Pipe Line A1718300415

Part no. rhd-A1718300415

Mercedes R171 AMG Water Hose Cooling Coolant Pipe Line A1718300415

Product currently unavailable

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BMW 1 Series E81 E87 116i N45 Hose Engine Feed Radiator Top Pipe 7521361

Part no. 7521361-1

BMW 1 Series E81 E87 116i N45 Hose Engine Feed Radiator Top Pipe 7521361

Product currently unavailable

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BMW 3 F30 330e Hybrid Cylinder Head Radiator Coolant Hose Pipe Line 8616143

Part no. 8616143

BMW 3 F30 330e Hybrid Cylinder Head Radiator Coolant Hose Pipe Line 8616143

Product currently unavailable

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Audi A1 8X 1.6 TDI Diesel Water Coolant Pipes Hoses Cooling Line 6C0122051F

Part no. 6C0122051F

Audi A1 8X 1.6 TDI Diesel Water Coolant Pipes Hoses Cooling Line 6C0122051F

Product currently unavailable

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BMW X3 F25 X4 F26 N57N Coolant Cooling Pipe Line Water Hose  8571605

Part no. 8571605

BMW X3 F25 X4 F26 N57N Coolant Cooling Pipe Line Water Hose 8571605

Product currently unavailable

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Coolant Hose Mini Cooper D R55 R56 LCI N47N Radiator Cooler Water Pipe 7811783

Part no. 7811783-2

Coolant Hose Mini Cooper D R55 R56 LCI N47N Radiator Cooler Water Pipe 7811783

Product currently unavailable

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EGR Exhaust Cooler Mercedes W169 W245 Heat Exchanger OM640 Diesel A6401400975

Part no. A6401400975

EGR Exhaust Cooler Mercedes W169 W245 Heat Exchanger OM640 Diesel A6401400975

Product currently unavailable

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Audi S5 8T 4.2 FSI CAUA Engine Coolant Hose Pipe Line Tube 8K0121164R

Part no. 8K0121164R

Audi S5 8T 4.2 FSI CAUA Engine Coolant Hose Pipe Line Tube 8K0121164R

Product currently unavailable

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Mercedes C205 OM651 Overflow Expansion Tank Coolant Hose Pipe Line A2055016300

Part no. A2055016300

Mercedes C205 OM651 Overflow Expansion Tank Coolant Hose Pipe Line A2055016300

Product currently unavailable

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Mercedes-Benz S W221 Diesel OM642 Water Coolant Cooling Pipe Hose A2218320423

Part no. A2218320423

Mercedes-Benz S W221 Diesel OM642 Water Coolant Cooling Pipe Hose A2218320423

Product currently unavailable

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

Part no. 93866075

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

Product currently unavailable

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Mercedes W205 OM651 Diesel Water Hose Coolant Cooling Pipe Line A2055013984

Part no. A2055013984

Mercedes W205 OM651 Diesel Water Hose Coolant Cooling Pipe Line A2055013984

Product currently unavailable

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Water Pipe Mercedes W204 OM642 Engine Cooling Radiator Coolant Hose A2045010782

Part no. A2045010782

Water Pipe Mercedes W204 OM642 Engine Cooling Radiator Coolant Hose A2045010782

Product currently unavailable

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BMW 7 Series E65 E66 M54 Engine Water Valve Pipe Coolant Hose Supply 7524838

Part no. 7524838

BMW 7 Series E65 E66 M54 Engine Water Valve Pipe Coolant Hose Supply 7524838

Product currently unavailable

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Water Pipe Mercedes Sprinter W906 Cooling Radiator Coolant Hose Line A9068320215

Part no. A9068320215

Water Pipe Mercedes Sprinter W906 Cooling Radiator Coolant Hose Line A9068320215

Product currently unavailable

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BMW F20 F21 F22 F30 F31 Water Hose Radiator Coolant Cooling Pipe Line 8616560

Part no. 8616560

BMW F20 F21 F22 F30 F31 Water Hose Radiator Coolant Cooling Pipe Line 8616560

Product currently unavailable

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Mercedes W212 OM651 Coolant Hose Connector Thermostat Pump Outlet A6512033082

Part no. A6512033082

Mercedes W212 OM651 Coolant Hose Connector Thermostat Pump Outlet A6512033082

Product currently unavailable

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Coolant Pipe Mercedes W204 Petrol M271 Water Pump Flange Fitting A2712002056

Part no. A2712002056

Coolant Pipe Mercedes W204 Petrol M271 Water Pump Flange Fitting A2712002056

Product currently unavailable

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EGR Cooler Hose Mercedes W203 W211 OM646 Heat Exchange Coolant Line A6462030482

Part no. A6462030482

EGR Cooler Hose Mercedes W203 W211 OM646 Heat Exchange Coolant Line A6462030482

Product currently unavailable

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Water Hose BMW G20 G21 G30 G31 X3 G01 Diesel Cooling Coolant Pipe Line 8580972

Part no. 8580972

Water Hose BMW G20 G21 G30 G31 X3 G01 Diesel Cooling Coolant Pipe Line 8580972

Product currently unavailable

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Water Hose BMW E90 E91 E92 N54 335i Radiator Top Cooling Coolant Pipe 7540127

Part no. 7540127

Water Hose BMW E90 E91 E92 N54 335i Radiator Top Cooling Coolant Pipe 7540127

Product currently unavailable

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Vent Pipe BMW E90 E91 E92 N54 Cooling Line Water Hose Radiator Cooler 7565094

Part no. 7565094

Vent Pipe BMW E90 E91 E92 N54 Cooling Line Water Hose Radiator Cooler 7565094

Product currently unavailable

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Water Hose Mini R60 R61 N47N Coolant Radiator Expansion Tank Pipe Line 9813733

Part no. 9813733

Water Hose Mini R60 R61 N47N Coolant Radiator Expansion Tank Pipe Line 9813733

Product currently unavailable

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VW Volkswagen Golf 5 2.0 TSI BWA Petrol Engine Coolant Flange Hose 06F121133G

Part no. 06F121133G

VW Volkswagen Golf 5 2.0 TSI BWA Petrol Engine Coolant Flange Hose 06F121133G

Product currently unavailable

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Coolant Hose BMW F80 M3 F82 M4 S55 Petrol Turbo Cooling Pipe Line 7848506

Part no. 7848506

Coolant Hose BMW F80 M3 F82 M4 S55 Petrol Turbo Cooling Pipe Line 7848506

Product currently unavailable

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Coolant Pipe BMW F20 LCI B37 Expansion Tank Cylinder Head Cooling Hose 8514453

Part no. 8514453

Coolant Pipe BMW F20 LCI B37 Expansion Tank Cylinder Head Cooling Hose 8514453

Product currently unavailable

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Radiator Hose Mercedes Sprinter W906 Diesel Water Cooling Pipe A9065010182

Part no. A9065010182

Radiator Hose Mercedes Sprinter W906 Diesel Water Cooling Pipe A9065010182

Product currently unavailable

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BMW F20 F21 F30 LCI Hose Engine Feed Radiator Top Pipe 8616548

Part no. 8616548

BMW F20 F21 F30 LCI Hose Engine Feed Radiator Top Pipe 8616548

Product currently unavailable

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Heater Hose Mercedes Vito W639 OM646 Water Coolant Return Pipe A6398320693

Part no. A6398320693

Heater Hose Mercedes Vito W639 OM646 Water Coolant Return Pipe A6398320693

Product currently unavailable

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BMW 7 series E65 E66 Return Pipe Dynamic Drive 32416753834

Part no. 6753834

BMW 7 series E65 E66 Return Pipe Dynamic Drive 32416753834

Product currently unavailable

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Heater Control Valve BMW F06 F10 F11 F12 F13 N57Z Water Coolant Unit 8517077

Part no. 8517077

Heater Control Valve BMW F06 F10 F11 F12 F13 N57Z Water Coolant Unit 8517077

Product currently unavailable

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BMW Mini Cooper D R55 R56 Cooling System Coolant Radiator Water Hose 7805997

Part no. 7805997

BMW Mini Cooper D R55 R56 Cooling System Coolant Radiator Water Hose 7805997

Product currently unavailable

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BMW 3 Series E90 E91 E92 N47 Power Steering Fluid Reservoir Pipe Line 6796332

Part no. 6796332

BMW 3 Series E90 E91 E92 N47 Power Steering Fluid Reservoir Pipe Line 6796332

Product currently unavailable

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Seat Ibiza 6J Water Hose Radiator Coolant Pipe Line Cooling Hose 6R0122101K

Part no. 6R0122101K

Seat Ibiza 6J Water Hose Radiator Coolant Pipe Line Cooling Hose 6R0122101K

Product currently unavailable

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Mercedes W205 Water Hose Radiator Coolant Cooling Pipe Line A2055016200

Part no. A2055016200

Mercedes W205 Water Hose Radiator Coolant Cooling Pipe Line A2055016200

Product currently unavailable

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Mercedes W205 Engine Cooling System Coolant Water Valve A0005003040

Part no. A0005003040

Mercedes W205 Engine Cooling System Coolant Water Valve A0005003040

Product currently unavailable

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Fuel Vacuum Hose Mercedes W203 Tank Breather Filler Line Pipe A0004701393

Part no. A0004701393

Fuel Vacuum Hose Mercedes W203 Tank Breather Filler Line Pipe A0004701393

Product currently unavailable

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BMW 3 Series F30 LCI 330e B48X Radiator Expansion Tank Line Hose Pipe 8616133

Part no. 8616133

BMW 3 Series F30 LCI 330e B48X Radiator Expansion Tank Line Hose Pipe 8616133

Product currently unavailable

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Mercedes W211 OM642 Coolant Hose Water Pipe Radiator Expansion Tank A2115011225

Part no. A2115011225

Mercedes W211 OM642 Coolant Hose Water Pipe Radiator Expansion Tank A2115011225

Product currently unavailable

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BMW E90 E92 E93 LCI M3 Radiator Engine Return Oil Hose Line Pipe 2283898

Part no. 2283898

BMW E90 E92 E93 LCI M3 Radiator Engine Return Oil Hose Line Pipe 2283898

Product currently unavailable

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Mercedes Sprinter W906 Air Intake Inlet Hose Charge Pipe Line Diesel A9065280124

Part no. A9065280124

Mercedes Sprinter W906 Air Intake Inlet Hose Charge Pipe Line Diesel A9065280124

Product currently unavailable

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BMW Mini Cooper R50 R52 Cooling System Coolant Radiator Water Hose 7512566

Part no. 7535901-1

BMW Mini Cooper R50 R52 Cooling System Coolant Radiator Water Hose 7512566

Product currently unavailable

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Mini R60 R61 Radiator Pipe Coolant Hose 9802756

Part no. 9802756-1

Mini R60 R61 Radiator Pipe Coolant Hose 9802756

Product currently unavailable

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Mercedes SLK R172 Diesel OM651 Coolant Hose Left N/S Radiator Line A1725010682

Part no. A1725010682

Mercedes SLK R172 Diesel OM651 Coolant Hose Left N/S Radiator Line A1725010682

Product currently unavailable

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Mercedes W907 Coolant Radiator Expansion Tank Bleed Line A9075010000

Part no. A9075010000

Mercedes W907 Coolant Radiator Expansion Tank Bleed Line A9075010000

Product currently unavailable

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Mercedes Sprinter W907 Diesel Intercooler Left N/S Hose Air Line A9075282300

Part no. A9075282300

Mercedes Sprinter W907 Diesel Intercooler Left N/S Hose Air Line A9075282300

Product currently unavailable

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Coolant Hose Mercedes W177 W247 Cooler Radiator To Thermostat Line A2475010582

Part no. A2475010582

Coolant Hose Mercedes W177 W247 Cooler Radiator To Thermostat Line A2475010582

Product currently unavailable

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BMW F20 F21 F30 F31 N13 N20 Radiator Coolant Hose Pipe Tube 7600554

Part no. 7600554

BMW F20 F21 F30 F31 N13 N20 Radiator Coolant Hose Pipe Tube 7600554

Product currently unavailable

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Mercedes W204 Vent Pipe Diesel Cooling Line Expansion Tank Hose A2045011025

Part no. A2045011025

Mercedes W204 Vent Pipe Diesel Cooling Line Expansion Tank Hose A2045011025

Product currently unavailable

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Audi TT Mk2 8J 2.0 TDI Engine Water Coolant Pipe Hose Line 8J0121051Q

Part no. 8J0121051Q

Audi TT Mk2 8J 2.0 TDI Engine Water Coolant Pipe Hose Line 8J0121051Q

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Flexible and rigid cooling hoses – durability and fit for popular models

Flexible and rigid cooling hoses – durability and fit for popular models

Rubber and silicone hoses for cooling systems – temperature and pressure resistance

Cooling system hoses and lines are key components that enable coolant circulation between the radiator, water pump, thermostat, and engine. Their efficiency and tightness are essential for proper cooling system operation and preventing engine overheating. At Global Parts, you'll find a wide selection of used car parts., including cooling system hoses and pipes, ideal for BMW , Audi , Mercedes , Volkswagen , Mini and others .

What is the difference between flexible and rigid cooling system hoses?

Flexible cooling hoses made of EPDM rubber or silicone help compensate for engine vibrations and pressure changes. Rigid hoses (e.g., aluminum or PA12 plastic) are used where dimensional stability and resistance to high temperatures—up to 150–180°C —are required. Modern vehicles often use a combination of both types, ensuring optimal coolant flow and longer system life.

What are the functions of cooling system hoses and pipes ?

Cooling system hoses and lines play a key role in regulating engine operating temperature: Coolant Transport – Hoses and lines connect key components of the cooling system, allowing coolant to flow throughout the system. Overheating Prevention – By circulating the coolant, they maintain the proper operating temperature of the engine, preventing it from overheating. Adequate flexibility and tightness – The materials from which the lines and hoses are made ensure their resistance to high temperatures, pressure and the effects of coolant. Efficient cooling system hoses and lines are essential for the efficient operation of the entire cooling system.

Construction and technical parameters of cooling pipes

A typical cooling system hose consists of several layers: a protective outer layer, a reinforcing layer (reinforced with synthetic fiber), and an inner layer that is chemically resistant to coolants. The operating pressure of such hoses is typically 1–2 bar, and their peak strength can reach up to 5 bar . The use of appropriate materials prevents hose cracking during rapid temperature changes, especially in cars with turbocharged engines. Cooling system hoses, commonly known as radiator hoses, can be made of various materials – most commonly EPDM rubber or silicone, which can withstand temperatures from -40°C to as much as +150°C. High-performance vehicles, such as the BMW M series or Audi S-Line, use silicone hoses with a reinforced textile construction, ensuring longer life and resistance to operating pressures above 2 bar. Flexible hoses compensate for engine vibrations, while rigid sections (e.g., aluminum) ensure stability at high fluid flow rates.

Why is it worth taking care of cooling system hoses and pipes ?

Damaged or worn cooling system hoses and lines can lead to serious cooling system problems. Common symptoms include: Coolant Leak – Leaks in lines or hoses can lead to leaks and a drop in coolant level. Engine Overheating – Restricted coolant flow due to damaged hoses can lead to engine overheating. Noises and vibrations – Improper mounting or damaged hoses can cause vibrations and noises during system operation. At Global Parts, we offer original used cooling system hoses and lines that have undergone detailed quality tests, ensuring their durability and tightness.

Symptoms of damage and compatibility of cooling hoses - table

Fault symptomPossible causeRecommended action
Coolant level dropMicroleak in the pipeCooling system hose replacement
Engine overheatingClogged hose or kinkChecking for patency, replacement
Vibration or gurglingLoose cable connectionsTightening the clamps, checking the handles
Low engine operating temperatureToo much flow – no resistanceThermostat operation check

How to choose the right cooling system hoses and pipes ?

When selecting cooling system hoses and lines, there are several key aspects to consider: Vehicle-specific fit – Every cooling system has its own specific technical requirements. At Global Parts, you'll find cooling system hoses and lines perfectly suited to BMW , Audi , Mercedes , Volkswagen , Mini , and more. Technical Condition – Make sure that the lines and hoses are free from cracks, bulges and other damage. Material resistance – Choose hoses and lines made of materials that are resistant to high temperatures and operating fluids.

Parts selection procedure

To select the correct cooling system hose, it's best to use the vehicle's VIN or the OEM part number. The Global Parts system automatically searches by engine code or part number, minimizing the risk of incorrect matching. This ensures that the hoses are fully compatible with the water pump, radiator, and thermostat, ensuring the entire system maintains its factory seal.

Why choose used cooling system hoses and pipes ?

Used car parts , such as cooling system hoses and lines, are a practical solution that allows you to save money while maintaining high quality. By choosing used cooling system hoses and lines, you gain: Lower costs – Used components are much cheaper than new ones, but offer equally high quality. Ecology – Recycling car parts supports environmental protection and reduces waste. A wide range – In our store you will find cooling system hoses and pipes for the most popular car brands.

How to take care of cooling system hoses and pipes ?

To ensure that cooling system hoses and lines function reliably for a long time, it is important to follow a few rules: Regularly check the condition of lines and hoses to prevent coolant leaks. Monitor the coolant level – a sudden drop may indicate a leak in the lines. Replace damaged or worn components in time to avoid more serious cooling system problems. If you need a replacement, you'll find the right used car parts at Global Parts that will restore full efficiency to your cooling system.

FAQ - Frequently asked questions about cooling system hoses and lines

QuestionAnswer
What is the purpose of the cooling system hose?It is a flexible or rigid element connecting the components of the cooling system, which allows coolant to flow between the engine, radiator and water pump.
What is the difference between a silicone hose and a rubber hose?Silicone hoses are more resistant to high temperatures (up to 200°C), making them ideal for sports or tuning applications. Rubber hoses are standard on most passenger cars and offer good flexibility.
How do you know if your cooling hose needs replacing?Symptoms include leaks, cracks, flattening, or soft material. It's also worth looking for signs of corrosion at the joints.
Are the cooling system hoses universal?No. Each car model has hoses with specific diameters, lengths, and bend angles – so compatibility with a specific engine or OEM designation is important.
Do cooling system hoses affect engine performance?Yes, indirectly. An efficient cooling system maintains optimal operating temperatures, which translates into stable power and lower fuel consumption.
How often should you replace your cooling system hoses?It is recommended to inspect it every 40,000–60,000 km and replace it approximately every 5 years, especially if there are visible signs of wear.
Where to buy cooling system hoses in good condition?It is best to buy from a trusted store like Global Parts, where each part undergoes quality control and is described in terms of its fit for specific vehicle models.

Summary: Cooling System Hoses and Pipes at Global Parts Automotive Store

Cooling system hoses and lines are key components that ensure efficient coolant flow and maintain optimal engine operating temperatures. By maintaining their technical condition, you can avoid costly repairs and extend the engine's lifespan. The Global Parts automotive store invites you to browse our extensive selection of original used car parts . Whether you're looking for car parts for BMW , Audi , Volkswagen , Mercedes, Mini , and 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 .

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