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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BMW X2 F39 F40 F44 F45 X1 F48 Oil Cooler Pipe Hose Line 8658491

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

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

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Audi A3 8V 2.0 TFSI DJHA Oil Pressure Valve 06K115243T

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Oil Cooler Radiator BMW F01 F10 F12 N54 N55 N63 Engine Oil Cooler 7572542

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Ford Transit Custom Mk8 Turbocharger Oil Pipe Hose 2.0 EcoBlue KK2Q-6K679-BA

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Mercedes W221 Power Steering Oil Cooler Cooling Radiator Pipe Line A2215000500

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Oil Cooler Mercedes W204 W207 OM642 Transmission Gearbox Radiator A2045001001

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Land Rover Freelander Automatic Gearbox Heat Exchanger Oli Radiator UBC000060

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Audi A5 8T Turbine Cooling Hose Line Pipe 06H121497A

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Mercedes Vito W639 Diesel OM642 Oil Pipe Transmission Cooler Hose A6392712496

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Mercedes W221 M275 Petrol Oil Cooler Line Pipe Hose Tube A2751804830

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Opel Vivaro 2.0 DCI Oil Turbo Return Pipe Hose Line 93161726

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

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VW Volkswagen Touareg 7L Oil Fuel Cooler Cooling Radiator 7L6203491B

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BMW 3 Series E46 M47N Oil Cooling Pipe Inlet Outlet Hose 7788599

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Audi RS3 8Y RSQ3 F3 Engine Oil Cooler Coolant Unit 2.5 TFSI Petrol 07K117021G

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Seat Ibiza Mk5 Oil Pressure Control Valve Adjuster Unit 1.0 TSI DUSA 05C906455D

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BMW X5 Series E53 Petrol M62 Oil Cooling Pipe Outlet Hose 7505948

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