What is the construction and purpose of oil coolers and lines?

Oil coolers and lines are components of the lubrication and cooling system designed to lower oil temperature and transport it between cooperating components. A typical set includes a cooler core, ports, lines, seals, and mounting points. These parts are mounted in the engine compartment, and in some cars, also near the transmission system.

What are oil coolers and lines used for?

Oil coolers and lines are used to stabilize oil temperature and maintain its proper flow in the system. As a result, the oil better retains its lubricating properties, and the engine or transmission operates under more predictable conditions. A functional system limits the risk of overheating, pressure drops, and leaks.

What is the construction and function of oil line seals?

Oil line seals are elements that close the connections between the cooler, the line, and the connection points in the engine or transmission. Their function is to maintain tightness during temperature and operating pressure changes. In practice, they include gaskets, rings, and mating surfaces that must be compared with the OEM number and connector type.

How to choose oil coolers and lines for a specific car version?

The safest way is to compare the OEM part number, replacement numbers, fuel type, transmission type, and vehicle location. It is also worth verifying the mounting method, shape of connections, and line routing, as these differences often depend on the engine version and equipment.

What symptoms indicate a problem with an oil cooler or lines?

Most often, these are oil leaks, increased operating temperature, dirt around connections, and a drop in lubrication system pressure. In some vehicles, diagnostic messages or traces of oil on covers and adjacent elements also appear.

What to pay attention to before installing a used oil cooler or line?

Before installation, it is worth checking for leaks, the condition of ports, and the absence of cracks, corrosion, or deformation of connections. It is also good to compare all mounting points, the type of ends, and compatibility with seals so that the part fits a specific car without modifications.

Engine Oil Coolers & Lines

At the Global Parts automotive store, we offer a wide selection of original used car parts, including oil coolers and hoses for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen and others. The oil coolers and hoses we offer undergo quality control so that you can be sure that you are receiving a top-quality product.

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Oil Cooler BMW F10 F11 F13 Radiator Power Steering Cooling 7570100

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Audi A5 8T Turbine Cooling Hose Line Pipe 06H121497A

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Mini One D R50 W17 Engine Cooling Water Hose Line Pipe 7790856 11537790856

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BMW 1 3 5 Series E90N F10 F20 F30 Heat Exchanger Oil Cooler Diesel N47N 8507626

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Ford S-Max Transmission Oil Cooler Pipe Hose Line TUbe 2.2 TDCI 6G91-7890-ME

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BMW 5 6 7 Series E60 E61 E63 E65 Oil Hose Oil line Transmission 4709247 4709248

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BMW 5 Series E60 E61 M54 Oil Cooling Pipe Inlet And Outlet Hose 7519268 7519267

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Mercedes W221 Power Steering Oil Cooler Cooling Radiator Pipe Line A2215000500

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Mercedes W176 M270 Bleed Line Pipe Oil Separator Intake Manifold A2700180300

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Audi TT 8N 1.8 T Oil Turbo Feed Pipe Line Tube Hose 06A145778Q

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BMW M3 E46 Petrol S54 Engine Oil Cooler Pipe Line Hose 2283209

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Mercedes W221 Power Steering Oil Cooler Cooling Radiator A2215000500

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Mercedes W221 Oil Cooler Radiator Automatic Gearbox Transmission A2215002200

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Transmission Oil Cooler BMW F20 F21 F30 F31 LCI Petrol B58 Cooler 8570062

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Mercedes W176 W246 Engine Oil Cooler Heat Exchanger M270 Petrol A2701800810

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Mercedes W221 M275 Petrol Oil Cooler Line Pipe Hose Tube A2751804830

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Ford Transit Connect 1.8 TDCI Oil Hose Line Pipe Line 1483823 4M5Q-6K677-CA

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Mercedes R172 OM651 Automatic Gearbox Oil Pipe Line Hose Left N/S A6511801630

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Opel Vivaro 2.0 DCI Oil Turbo Return Pipe Hose Line 93161726

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Ford Transit Mk8 2.0 Ecoblue Diesel Oil Pipe Hose Line Tube GK2Q-6B873-AB

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Land Rover Discovery Sport L550 Oil Cooler Pipe Hose 2.0 Diesel GJ32-7H255-AB

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Audi S5 F5 Engine Oil Separator Breather Valve 3.0 TFSI Petrol 06M103495P

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Mercedes W176 Radiator Intercooler Charge Air Cooler Turbo A45 A1330900014

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Oil Cooler Mercedes W211 C219 OM642 Transmission Gearbox Radiator A2115000200

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BMW X5 E70 LCI X6 E71 F07 GT N57 N57S Oil Cooler Pipe Hose 8509434

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Audi A5 8T Automatic Gearbox Oil Pressure Line 8K0317817DF

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Oil Separator Pipe Audi RS3 8V TTRS 8S 2.5 TFSI Breather Hose Line 07K103207

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Audi TT 8N Low Pressure Return Power Steering Pipe Line 3.2 Petrol 8N0422885F

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