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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Audi A7 4G Turbocharger Lubrication Inlet Oil Feed Line Pipe 3.0 TDI 059145736G

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 9429794

BMW G20 G21 G22 G23 Transmission Gearbox Oil Cooler Heat Exchanger 9429794

€137.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 7558467

BMW E60 E61 E63 E64 Engine Oil Cooler Return Line Pipe 550i 650i N62N 7558467

€75.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. LR045240-1

Range Rover L405 Turbo Oil Feed Coolant Pipe Hose Line CK5Q-8A506-CA

€32.95

Free delivery: Sep 11 – 14

If paid before 14:00

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Mercedes W176 Diesel Oil Cooler A6511800565

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 8513963

BMW F30 LCI 320d B47 Engine Oil Filter Housing Cover Cooler 8513963

€28.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 1311299

Land Rover Discovery 3 L319 Oil Separator Breather 2.7 TDV6 4R8Q-6A785-AC

€28.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A2212700596

Mercedes W221 M275 Automatic Gearbox Transmission Oil Pipe Line Hose A2212700596

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. BH42-7869-AC

Land Rover Range Rover L322 Gearbox Oil Cooler 448DT Diesel BH42-7869-AC

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A2721800510-1

Mercedes W204 R171 M272 Petrol Engine Oil Filter Housing Cooler A2721800110

€37.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A2209971452

Mercedes W220 S 55 AMG Oil Cooler Pipe Hose Line M113 A2209971452

€85.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A2710100466

Mercedes W203 M271 Oil Dipstick Guide Measure Level Rod Tube A2710100466

€32.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 4G0317818S

Audi A7 4G Oil Pipe Line Tube Hose Automatic Gearbox Transmission 4G0317818S

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A2810104200

Smart A453 Oil Separator Breather M281 Petrol A2810104200 118307263R

€56.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A6400100369

Mercedes W169 W245 OM640 CDI Oil Filler Neck Pipe Hose A6400100369

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 7P0317824

Porsche Cayenne 92A Gearbox Oil Cooler Hose Pipe Line 3.0 TDI 7P0317824

€28.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 7788462-2

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

€28.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A2760107111

Mercedes W205 C207 W212 C43 AMG Oil Separator Breather Pipe M272.823 A2760107111

€51.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 4G0317818AF

Audi RS6 C7 Oil Pipe Line Tube Hose Automatic Gearbox Transmission 4G0317818AF

€32.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 98630720101

Porsche Boxster 986 2.7 Petrol Gearbox Oil Cooler Port Plate 98630720101

€51.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 06D117021C

Audi S3 8P 2.0 TFSI Engine Oil Radiator Cooler Unit 06D117021C

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 03L145771AC

Seat Ibiza Fr 6J A1 8X Turbocharger Oil Feed Supply Line Pipe Tube 03L145771AC

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 059115389H

VW Touareg 7L Audi Q7 4L 3.0 TDI Oil Filter Housing Oil Cooler 059115389P

€89.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A6511801210-1

Mercedes C117 W176 Heat Exchanger Oil Filter Housing Bracket Mount A6511801210

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A6460101562-1

Mercedes Sprinter W906 OM646 Oil Separator Breather Valve A6460101562

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

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Oil Pipe Mercedes W205 W213 Diesel Feed Line Cooler Coolant A6541800200

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

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Audi A1 8X Oil Cooler Water Pipe 1.4 TSI Engine 03C121050P

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

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