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.

More information

Find it faster

Match to your vehicle

Make

BMW 5 Series E60 E61 LCI 520d N47 Oil Cooler Outlet Pipe Hose Line 7799753

Product currently unavailable

Part no. 2636011

Ford Transit Mk8 Turbocharger Lower Drain Tube PIpe Line 2636011 KK3Q6K677AA

Product currently unavailable

Oil Separator Mercedes W176 W204 A207 W246 M274 Breather Valve A2700105401

-15%

Part no. A2700105401

Oil Separator Mercedes W176 W204 A207 W246 M274 Breather Valve A2700105401

Product currently unavailable

Part no. 55215546

Fiat Doblo 2.0 Diesel Turbo Turbocharger Oil Pipe Hose Line Tube 55215546

Product currently unavailable

Part no. 8658491

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

Product currently unavailable

Part no. 8507626-1

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

Product currently unavailable

Audi A3 8V 2.0 TFSI CZPB Oil Separator Breather Valve 06H906517Q

-15%

Part no. 06H906517Q

Audi A3 8V 2.0 TFSI CZPB Oil Separator Breather Valve 06H906517Q

Product currently unavailable

Part no. 1483823

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

Product currently unavailable

Part no. A6111800122

Mercedes W211 OM611 Turbo Steering Oil Return Pipe Hose Line Tube A6111800122

Product currently unavailable

Part no. 7799752

BMW E60 E61 LCI 520d N47 Oil Cooler Pipe Hose Inlet 7799752

Product currently unavailable

Part no. 7592723-2

BMW F87 M2 F80 M3 F82 F83 M4 Gearbox Oil Cooler Thermostat 7592723

Product currently unavailable

Part no. 8515008

BMW G01 B57 Turbo Turbocharger Oil Return Line Pipe Tube Hose 8515008

Product currently unavailable

Part no. LR016218

Land Rover Discovery 4 L319 Gearbox Oil Cooling Pipe Hose Line AH22-7R081-BA

Product currently unavailable

Part no. 99710713100

Porsche Carrera 996 Oil Filler Pipe Hose Line Petrol Engine 9603 99710713100

Product currently unavailable

Part no. A6392712496

Mercedes Vito W639 Diesel OM642 Oil Pipe Transmission Cooler Hose A6392712496

Product currently unavailable

Part no. 7570975

Oil Cooling Lines BMW E65 E66 N62 Inlet And Outlet Pipe Hose 7570975 7572598

Product currently unavailable

Part no. A2465010101-1

Oil Cooler Mercedes W176 W246 C117 Automatic Gearbox Oil Cooler A2465010101

Product currently unavailable

Part no. A2762000051

Mercedes C204 Oil Cooler Filter Pipe Hose Line M276 A2762000051

Product currently unavailable

Part no. 05E103495AT

Audi Q2 GA 25 TFSI Oil Separator Breather Hose 05E103495AT

Product currently unavailable

Part no. A2781800952

Mercedes A238 M276 Petrol Engine Oil Suction Pipe Line Tube Hose A2781800952

Product currently unavailable

Part no. 7P0317801F

Porsche Cayenne 92A 3.0 TDI Gearbox Oil Cooler Hose Pressure Line 7P0317801F

Product currently unavailable

Part no. A2700104203

Mercedes W176 M270 Petrol Engine Oil Separator Hose Line Tube Pipe A2700104203

Product currently unavailable

Part no. A2215000500

Mercedes W221 Power Steering Oil Cooler Cooling Radiator A2215000500

Product currently unavailable

Part no. 55569419

Opel Combo D 1.3 CDTi Diesel Engine Oil Cooler Pipe Feed Line Hose 55569419

Product currently unavailable

Part no. 8E0317818AC

Audi A6 C6 Gearbox Oil Cooler Hose Pressure Line Automatic 2.0 TDI 8E0317818AC

Product currently unavailable

Part no. 1867515

Ford Mondeo Mk4 Engine Oil Breather Pipe Hose Line 2.2 TDCi BG9Q-6A886-AC

Product currently unavailable

Part no. 7570100

Oil Cooler BMW F10 F11 F13 Radiator Power Steering Cooling 7570100

Product currently unavailable

Part no. 8509433

Oil Cooling Pipe BMW F10 F11 525d 530d 535d N57 Hose Line 8509433

Product currently unavailable

Part no. 045115389E

Volkswagen Golf MK5 Audi A3 8P Tdi Oil Filter Housing Oil Cooler 045115389E

Product currently unavailable

Part no. 1K0203491A

VW Caddy 2K Golf Mk5 Audi A3 8P Fuel Cooler Radiator 1.9 2.0 TDI 1K0203491A

Product currently unavailable

Part no. 7803076

BMW X3 E83 LCI Intake Tube Pipe Lubrication 1.8d 2.0d Diesel N47 Engine 7803076

Product currently unavailable

Part no. 06K115243T

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

Product currently unavailable

Part no. 7522119-1

BMW E81 E87 E90 E91 E92 E93 Power Steering Oil Cooler Loop 7522119

Product currently unavailable

Part no. 7509212

Mini R52 R53 W11 Petrol Engine Oil Cooler Radiator 7509212

Product currently unavailable

Part no. 07K103495E

Audi RS3 8Y Oil Separator Engine Breather Valve 2.5 TFSI DNWC 07K103495E

Product currently unavailable

Part no. A2711801310

Mercedes W203 M271 Petrol Engine Oil Filter Housing Cooler A2711801310

Product currently unavailable

Part no. 06K115243F

Audi A4 B8 TT FV 8S Oil Pressure Control Valve Unit 1.8 TFSI CJEB 06K115243N

Product currently unavailable

Part no. A6261800222

Mercedes Vito W447 W205 OM626 Diesel Oil Return Pipe Hose Line A6261800222

Product currently unavailable

Part no. 7805593

BMW E60 E61 E63 E64 LCI Power Steering Oil Cooler Loop Cooling Line 7805593

Product currently unavailable

Part no. A0005010765

Mercedes W204 W207 W245 Thermostat Oil Cooler Radiator A0005010765

Product currently unavailable

Part no. 06M103515H

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

Product currently unavailable

Part no. A6420103707

Mercedes C207 OM642 Crankcase Oil Breather Bleed Valve Separator A6420103707

Product currently unavailable

Part no. 8645851

BMW F40 X2 F39 Mini F60 B48E Transmission Gearbox Oil Cooler Radiator 8645851

Product currently unavailable

Part no. A2115001700-1

Oil Cooler Mercedes W211 C219 OM642 Transmission Gearbox Radiator A2115000200

Product currently unavailable

Part no. A2114661524

Mercedes W211 Power Steering Fluid Oil Cooler Cooling Line A2114661524

Product currently unavailable

Part no. 2284697

BMW 3 4 Series F80 M3 F82 M4 Transmission Oil Cooler Line Flow Pipe 2284697

Product currently unavailable

Part no. A2465010101

Oil Cooler Mercedes W176 W246 C117 Automatic Gearbox Oil Cooler A2465010101

Product currently unavailable

Part no. A2138306801

Mercedes GLC 300e X253 Hybrid Coupe Evaporator Heat Exchanger A2138306801

Product currently unavailable

Part no. 8514018

BMW 1 3 Series F20 F21 F30 F31 LCI B47 Pipe Exhaust Gas Pressure Engine 8514018

Product currently unavailable

Part no. A2125000131

Mercedes-Benz W204 W212 Oil Cooler Radiator Bracket Mount Left N/S A2125000131

Product currently unavailable

Part no. 07K117021G-1

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

Product currently unavailable

Part no. 8E0317817H

Audi A4 B7 Gearbox Oil Cooler Pressure Hose Line Manual 2.0 TFSI 8E0317817H

Product currently unavailable

Part no. 03L145736D

Volkswagen Tiguan 5N Turbine Lubrication Inlet Oil Feed Line Pipe 03L145736D

Product currently unavailable

Part no. 7L6203491B

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

Product currently unavailable

Part no. 7788268

BMW X5 Series E53 3.0d M57N Diesel Transmission Oil Cooler Line Flow Pipe

Product currently unavailable

Part no. A0995002500-1

Mercedes X253 GLC220D Radiator Oil Cooler Automatic Transmission A0995002500

Product currently unavailable

Part no. A2751804830

Mercedes W221 M275 Petrol Oil Cooler Line Pipe Hose Tube A2751804830

Product currently unavailable

Part no. A6542030700-1

Oil Pipe Mercedes W205 W213 OM654 Diesel Feed Cooler Coolant Line A6542030700

Product currently unavailable

Part no. 06H121497A

Audi A5 8T Turbine Cooling Hose Line Pipe 06H121497A

Product currently unavailable

Part no. 8570062-1

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

Product currently unavailable

Part no. A1665010265

Mercedes ML W166 Oil Cooling Line Pipe Thermostat Automatic Gearbox A1665010265

Product currently unavailable

Part no. A6400100369-1

Mercedes W169 W245 OM640 CDI Oil Filler Neck Pipe Hose A6400100369

Product currently unavailable

Part no. A1771800826

Mercedes W205 M177 Petrol Engine Turbo Oil Hose Line Tube Pipe Line A1771800826

Product currently unavailable

Part no. 8654879

Transmission Oil Cooler BMW X3 G01 G12 G30 G31 Lines Pipes Flow 8654879

Product currently unavailable

Part no. 8K0317818DM

Audi A5 8T 3.0 TDI Oil Pipe Line Tube Hose Automatic Gearbox 8K0317818DM

Product currently unavailable

Part no. 07K145778F

Audi RS3 8V 8Y Turbocharger Turbo Oil Feed Pipe Line Tube 2.5 TFSI 07K145778F

Product currently unavailable

Part no. A2095000600

Mercedes W204 C209 W212 E63 AMG M156 Oil Cooler Radiator Right O/S A2095000600

Product currently unavailable

Part no. A2115001700-2

Mercedes W209 W211 W219 Oil Cooler Transmission Gearbox Radiator A2115001700

Product currently unavailable

Part no. A2125001372

Mercedes W212 E63 AMG Oil Line Oil Cooler Pipe Hose Petrol A2125001372

Product currently unavailable

Part no. 07K117021G

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

Product currently unavailable

Part no. 07K145735G

Audi RS3 8Y Turbocharger Turbo Oil Return Pipe Line 2.5 Petrol 07K145735G

Product currently unavailable

Part no. 7637052

Oil Filter Housing BMW F20 F22 F30 F32 F36 N55 Petrol With Thermostat 7637052

Product currently unavailable

Part no. A1330900014-1

Mercedes W176 Radiator Intercooler Charge Air Cooler Turbo A45 A1330900014

Product currently unavailable

Part no. 7L6422885F

Porsche Cayenne 955 9PA Oil Cooler Power Steering Pipe Hose Line 7L6422885F

Product currently unavailable

Part no. 8094806

Oil Pipe BMW F90 M5 F92 M8 Petrol Engine Radiator Hose Line 8094806

Product currently unavailable

Part no. 8507626

BMW E90 LCI F10 F20 F30 Oil Filter Housing Base Heat Exchanger N47N 8507626

Product currently unavailable

Part no. A2701800500

Mercedes W176 W246 C117 Oil Cooler Filter Base M270 Petrol A2701800500

Product currently unavailable

Part no. A1330104500

Mercedes W176 A45 AMG Vacuum Line Pipe Tube Hose A1330104500

Product currently unavailable

Part no. 05C906455A

Seat Ibiza Mk5 Oil Pressure Control Valve Adjuster Unit 1.0 TSI DUSA 05C906455A

Product currently unavailable

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

-40%

Part no. 059115389H

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

Product currently unavailable

Part no. 99610701505

Porsche Boxster 986 Oil Filler Neck Pipe Hose Line Housing 99610701505

Product currently unavailable

Part no. 2228942

BMW E46 M3 Engine Oil Cooler Cooling Radiator 2228942

Product currently unavailable

Part no. 9429794

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

Product currently unavailable

Part no. A2115001700

Oil Cooler Mercedes W209 W211 W219 Transmission Gearbox Radiator A2115001700

Product currently unavailable

Part no. A6400100369

Mercedes W169 W245 OM640 CDI Oil Filler Neck Pipe Hose A6400100369

Product currently unavailable

Part no. 7561546

Oil Cooler Bracket BMW X5 E70 F15 X6 E71 Power Steering Mount Support 7561546

Product currently unavailable

Part no. 8K0317818DL

Audi A5 8T Automatic Gearbox Oil Pressure Line 8K0317817DF

Product currently unavailable

Part no. 1311299

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

Product currently unavailable

Part no. A0005010765-2

Mercedes W164 W204 W207 W211 W245 Thermostat Oil Cooler Radiator A0005010765

Product currently unavailable

Part no. A2810104200

Smart A453 Oil Separator Breather M281 Petrol A2810104200 118307263R

Product currently unavailable

Part no. 05C103464

Seat Ibiza Mk5 KJ1 Audi A3 8Y Engine Oil Separator 05C103464

Product currently unavailable

Part no. 07K103495B

Oil Separator Audi RS3 8V TTRS 8S 2.5 TFSI DAZA Breather Valve 07K103495B

Product currently unavailable

Part no. A1712702996

Mercedes R171 Automatic Transmission Oil Cooling Line Pipe A1712702996

Product currently unavailable

Part no. 8N0422885F

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

Product currently unavailable

Part no. A2700180000

Mercedes W176 W205 Petrol Breather Valve Oil Separator A2700180000

Product currently unavailable

Part no. A6291800265

Mercedes GL 420 CDI X164 Diesel OM629 Engine Oil Cooler A6291800265

Product currently unavailable

Part no. A2760107111

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

Product currently unavailable

Part no. A2700180300

Mercedes W176 M270 Bleed Line Pipe Oil Separator Intake Manifold A2700180300

Product currently unavailable

Part no. 059117021R

Audi A8L D4 3.0 TDI CBTA Engine Oil Cooler 059117021R

Product currently unavailable

Showing 298-396 of 397 products