What is the construction and purpose of EGR valves and parts?

EGR valves and parts are exhaust gas recirculation system elements mounted between the exhaust and intake sides of the engine. A typical set includes the valve, pipes, seals, and in many versions, an EGR cooler and mounting hardware. Their task is to control the flow of a portion of exhaust gases back into the intake system to lower combustion temperature and limit NOx emissions.

What are EGR valves and parts used for?

EGR valves and parts are used to control exhaust gas recirculation in petrol or diesel engines. This system limits the amount of nitrogen oxides in the exhaust while interacting with the intake, engine controller, and exhaust accessories. Proper EGR operation also affects engine smoothness and the vehicle's compliance with emission standards.

What role does the EGR cooler play?

The EGR cooler is a heat exchanger that lowers the temperature of exhaust gases before they return to the intake. Its presence allows for more effective reduction of combustion temperature and improves system performance in modern engines. This element works with coolant pipes, the EGR valve, and seals, so when selecting one, you must also check the connections and channel layout.

How to select EGR valves and parts for a specific car?

The most important thing is to compare the OEM number, interchangeable numbers, engine version, and fuel type. It is also worth verifying the control type, number of pins, connector layout, mounting points, and installation location. For parts integrated with a cooler or pipes, it is good to compare complete photos and housing markings.

What symptoms indicate a problem with the EGR system?

Most commonly, power loss, rough idling, smoke, and the check engine light appear. These symptoms may result from carbon deposits, a stuck valve, leaking pipes, or electrical issues. In practice, it is worth combining computer diagnostics with visual inspection and system tightness assessment.

What should be checked before installing a used EGR element?

Before installation, check the cleanliness of the channels, the condition of mating surfaces, threads, seals, and electrical or vacuum connectors. Compatibility of the part with the body version and engine accessories is also important, especially when the element interacts with a cooler, manifold, or coolant pipes. A well-chosen component allows the system to operate correctly without unnecessary modifications.

EGR valves and parts

At Global Parts, we offer a wide selection of original used car parts, including EGR valves and parts for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen, and others. The EGR valves and parts we offer undergo quality control to ensure you receive a top-quality product.

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EGR Cooler Mercedes W169 W245 EGR Valve Module OM640 Diesel A6400900154

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Part no. A6461400408-1

Mercedes W203 OM646 Diesel Exhaust Line EGR Cooler Valve Pipe A6461400408

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Part no. A0009975012-1

Breather Valve Mercedes W176 Petrol Vacuum Solenoid Valve A0009975012

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Part no. A6461401960

Mercedes W211 Vito W639 OM646 Exhaust Gas Recirculation EGR Valve A6461401960

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Part no. A0021402880

EGR Valve Mercedes W901 W903 OM601 OM602 Exhaust Gas Recirculation A0021402880

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Part no. A6511400502-4

EGR Valve Mercedes Vito Sprinter W639 W906 OM651 EGR Exhaust Cooler A6511400502

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Part no. A1111403612

Pressure Valve Mercedes R170 M111 Petrol Engine Pipe Valve Sensor A1111403612

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Part no. A1110180335

Breather Valve Mercedes R170 W202 M111 Petrol Vacuum Solenoid Valve A1110180335

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Part no. A6511400002

EGR Valve Mercedes W204 W212 OM651 Diesel Exhaust Gas Recirculation A6511400002

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Part no. A6461402760

Mercedes W211 Vito W639 OM646 Exhaust Gas Recirculation EGR Valve A6461402760

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Part no. A6401402060-1

EGR Valve Mercedes W169 W245 OM640 Exhaust Gas Recirculation A6401402060

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Part no. A6511400075

EGR Radiator Mercedes W204 W212 W221 W906 Valve Gas Exhaust Cooler A6511400075

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Part no. A6291401560

Mercedes GL X164 CDI Diesel OM629 EGR Valve Exhaust Recirculation A6291401560

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Part no. A6511400675-2

EGR Exhaust Cooler Mercedes W639 W906 Diesel OM651 Valve A6511400275

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Part no. A6511410469

Mercedes W204 Diesel OM651 Vacuum Cell Exhaust gas Recirculation A6511410469

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Part no. A6561400160

EGR Line Mercedes W213 W222 OM656 EGR Cooler Pipe Tube Hose A6561400160

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Part no. A6511420467

EGR Valve Mercedes W204 W212 Diesel OM651 Exhaust Gas Valve A6511420467

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Part no. A6511400675-5

Mercedes W639 W906 EGR Exhaust Cooler Heat Exchanger OM651 Diesel A6511400275

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Part no. A6401401660-1

EGR Valve Mercedes W169 W245 OM640 Exhaust Gas Recirculation A6401401660

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Part no. A6510077500

EGR Cooler Mercedes W177 Diesel OM651 Exhaust Valve Heat Exchanger A6510077500

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Part no. A6011420864

Mercedes W903 Sprinter W638 Vito Diesel Exhaust EGR Line Pipe Hose A6011420864

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Part no. A6401400875

Mercedes-Benz A B Class W169 W245 CDI EGR Exhaust Gas Cooler Valve A6401400875

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Part no. A6461400675

Cooler Mercedes W204 W211 S204 Diesel OM646 Exhaust Gas EGR Cooler A6461400675

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Part no. A6121420079

Mercedes W163 270 CDI OM612 Exhaust EGR Cooler Valve A6121420079

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Part no. A6421420167-1

EGR Housing Mercedes Vito W639 Diesel OM642 EGR Valve Housing A6421420167

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Part no. A6541409100-1

Mercedes W205 W213 X253 OM654 Diesel EGR Cooler Exhaust Gas Cooling A6541409100

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Part no. A6461401508-1

Mercedes W204 W211 Diesel OM646 Exhaust EGR Manifold Line A6461401508

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Part no. A1110780081

Tube Mercedes R171 M271 Intake Manifold Air Hose Line A1110780081

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Part no. A6541403301

EGR Cooler Mercedes C118 W177 W247 Diesel OM654 Exhaust Valve Cooler A6541403301

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Part no. A0021409060

Mercedes W204 M271 Petrol Exhaust Gas Recirculation EGR Valve A0021409060

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Part no. A6461401208

EGR Valve Mercedes W203 W209 W211 OM646 Diesel Exhaust Cooler Pipe A6461401208

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Part no. A6541402801-1

Mercedes W213 EGR Valve Exhaust Recirculation Cooler Diesel OM654 A6541402801

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Part no. A1561401060

Mercedes W204 C63 AMG M156 EGR Valve Right O/S Exhaust Recirculation A1561401060

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Part no. A6542036301

Mercedes W213 OM654 Diesel Exhaust Manifold EGR Line Pipe Hose A6542036301

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Part no. A6421402560

Mercedes C207 OM642 Diesel Engine EGR Cooler Ventil Valve A6421402560

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Part no. A6511400502

EGR Valve Mercedes Vito Sprinter W639 W906 OM651 Exhaust Cooler Pipe A6511400502

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Part no. A1561410269

Vacuum Cell Valve Mercedes W204 W211 Vacuum Box Control Unit AMG A1561410269

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Part no. A6071400000

EGR Valve Line Mercedes W176 W246 OM607 Pipe Hose Diesel Engine A607140000

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Part no. A6291400475

Mercedes GL 420 CDI X164 Diesel OM629 EGR Cooler Exhaust Gas A6291400475

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Part no. A6460940065

Mercedes Throttle EGR Diverter Valve W204 W212 OM646 Diesel A6460940065

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Part no. A6541403301-1

EGR Cooler Mercedes C118 W177 W247 Diesel OM654 Exhaust Valve Cooler A6541403301

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Part no. A6461420119

Mercedes Sprinter W906 OM646 EGR Valve Exhaust Recirculation Cooler A6461420119

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Part no. A6010980817

EGR Valve Mercedes W901 OM601 Exhaust Gas Recirculation A6010980817

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Part no. A6421420167

EGR Housing Mercedes Vito W639 Diesel OM642 EGR Valve Housing A6421420167

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Part no. A0021403660

Mercedes-Benz W203 W211 W220 Exhaust Gas Recirculation EGR Valve A0021403660

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Part no. A2721402008

Mercedes W204 W212 EGR Line Exhaust Manifold Pipe Right O/S M272 A2721402008

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Part no. A1121400460-1

EGR Valve Mercedes W211 M112 Exhaust Gas Recirculation Emission A1121400460

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Part no. A6461402360

Mercedes W204 OM646 Diesel EGR Valve Exhaust Gas Recirculation A6461402360

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Part no. A6541402700

EGR Cooler Mercedes W213 C238 Diesel OM654 Exhaust Gas Cooler A6541402700

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Part no. A6461400775

EGR Exhaust Cooler Mercedes W203 W211 OM646 Heat Exchanger Valve A6461400775

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Part no. A6541400460-1

EGR Mercedes W213 Diesel OM654 EGR Valve Exhaust Recirculation A6541400460

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