What is the construction and purpose of intake manifolds?

Intake manifolds are intake system components mounted between the throttle body and the engine cylinder head. They consist of a body, intake runners, mounting points, and locations for gaskets and accessories. Their task is to evenly distribute air or the mixture to the cylinders. Depending on the design, they can be made of aluminum or plastic.

What are intake manifolds used for?

Intake manifolds are used to direct air to the cylinders in a manner consistent with engine demand. They influence cylinder filling, engine smoothness, and combustion efficiency. In practice, they work with the throttle body, sensors, and the injection system. Their leakage or contamination can cause power loss, rough operation, and higher fuel consumption.

What role do swirl flaps play in intake manifolds?

Swirl flaps are moving components placed in the runners of some intake manifolds. They serve to change airflow characteristics at different engine speeds and loads. Thanks to them, the mixture can swirl better, which supports combustion at lower operating ranges. However, they require inspection for play, shaft wear, and correct operation of the control mechanism.

How to choose an intake manifold for a specific car version?

It is best to compare the OEM part number, interchangeable numbers, as well as the fuel type and engine version. It is also worth checking the layout of ports, mounting points, sensor sockets, and compatibility with intake accessories. For cars from different production years, the pre-facelift or post-facelift version and factory equipment may also be significant.

What symptoms indicate a problem with the intake manifold?

The most common symptoms are rough engine operation, power loss, mixture errors, and increased fuel consumption. Additionally, leaks, oil traces at connections, or problems with the variable geometry mechanism may appear. During diagnostics, it is also worth checking gaskets, vacuum lines, and cooperating components.

What to pay attention to before installing a used intake manifold?

Before installation, you should assess the condition of the housing, mating surfaces, threads, and connection ports. It is worth checking the completeness of accessories, the presence of sensors, and the freedom of flap movement, if present in the version. A good step is also replacing gaskets and comparing the part with the removed element according to the OEM.

Intake manifolds

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

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Mercedes W166 W204 W212 W221 W251 Air Inlet Intake Manifold A2761403001

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Intake Manifold Mercedes W169 W245 M266 Petrol Engine Inlet A2661410201

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Mercedes W176 W246 Engine Exhaust Manifold OM607 Diesel Unit A6071400009

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Mercedes W213 C238 Intake Inlet Manifold OM654 Diesel A6540908700

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Mercedes-Benz W211 W220 320 CDI OM648 Air Intake Sound Vapour A6481410186

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Intake Manifold Mercedes W221 M273 Petrol V8 Engine Left N/S Intake A2731402109

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Mercedes C204 Petrol OM276 Intake Manifold Flap Vacuum Tube A2761403101

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Mercedes W169 W245 Intake Manifold Distributor Air Duct A6400901637

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Mercedes GL420 CDI X164 Diesel OM629 Intake Manifold Air Inlet A6290900744

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Mercedes W169 W245 Air Intake Manifold A200 CDI 640941 Diesel A6400901037

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Intake Manifold Mercedes W639 Diesel OM642 Left Charge Air Line A6420904337

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Mercedes W203 Diesel OM612 Intake Manifold Bracket Strut Support A6120980129

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Mercedes X164 Intake Manifold Flap Actuator Motor OM629 Diesel A6291500494

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Mercedes W169 M266 Intake Manifold Bracket Mount Holder Trim Cover A2661410140

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Mercedes W202 C208 M111 Intake Manifold Bracket Holder Support A1111410085

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Air Intake Manifold Mercedes SLK R172 W204 W212 M276 Petrol A2761403101

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Mercedes W907 OM654 Intake Manifold Engine Flap Actuator Motor A6549060000

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Mercedes W176 Engine Exhaust Manifold AMG A45 M133 A1331400300

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Mercedes W204 Intake Manifold Plate M156 AMG Petrol Engine Manifold A1561410801

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Mercedes W156 W176 Engine Exhaust Manifold Heat Shield A45 AMG A1331420480

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Mercedes SLK R171 M272 Roadster Petrol Engine Intake Manifold A2721403001

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Mercedes W212 M157 Manifold Charge Air Intake Inlet Distribution A2780980807

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Bracket Mercedes W221 M272 Intake Manifold Air Pump Bracket Mount A2721413540

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Mercedes-Benz A-Class W168 Tube Hose Intake Manifold Control Unit A1661410082

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Mercedes W177 M260 Intake Manifold AMG Air Inlet Manifold Petrol A2600902600

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Intake Manifold Mercedes W169 W245 OM640 Diesel Inlet Air A6400901637

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Mercedes W212 W906 OM651 Inlet Intake Manifold Without Flap Control A6510905037

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Mercedes W169 M266 Intake Manifold Bracket Mount Holder Trim Cover A2660180025

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Mercedes Vito W447 Turbocharger Air Intake Manifold Channel Duct A6221400200

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Intake Manifold Mercedes W203 OM612 Diesel Inlet Air Manifold A6121401296

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Intake Manifold Mercedes W169 W245 OM640 Diesel Engine Inlet A6400901237

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Intake Manifold Mercedes Sprinter W903 OM611 Diesel Inlet Air Intake A6110902637

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Mercedes-Benz A-Class W168 M166 Intake Manifold Reinforcement Bracket Mount

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Mercedes W176 Intake Manifold Bracket Mount Holder Trim Cover M270 A2700900341

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Intake Manifold Mercedes W204 OM642 Diesel V6 Engine Left Manifold A6420903737

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Mercedes V177 M260 Petrol Engine A35 AMG Air Inlet Intake Manifold A2600905900

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Mercedes C140 Engine Inlet Intake Manifold A1191408701

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Mercedes W164 W251 W639 Intake Manifold Charge Air Line Left N/S A6420902737

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Mercedes W221 OM642 Intake Manifold Air Charge Left N/S A6420906537

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Mercedes-Benz C-Class W202 W203 M111 Petrol Inlet Intake Manifold A1111412001

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Mercedes C118 W177 W247 OM654 Intake Manifold Air Flap Control A6540902101

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Mercedes W124 M103 M104 Petrol Engine Intake Manifold Air Inlet A1031404001

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Mercedes R172 W212 W221 W251 W222 W204 Air Intake Manifold Bridge A2761400844

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Mercedes W166 R172 W204 W212 W221 W251 Air Inlet Intake Manifold A2761400944

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Mercedes W204 W212 Intake Manifold M276 Petrol Inlet Right O/S A2761401244

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Mercedes W168 M166 A 140 160 Petrol Inlet Intake Manifold A1661410301

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Mercedes W204 W212 Intake Manifold M276 Petrol Inlet Left N/S A2761401344

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Mercedes W176 W177 W205 C63 Intake Inlet Manifold Right O/S Side A1770980207

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Intake Manifold Mercedes W169 W245 M266 Petrol Air Inlet Manifold A2661410501

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Mercedes W176 W177 W205 C63 Intake Inlet Manifold Left N/S Side A1770980107

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Mercedes W176 W246 Air Intake Pipe Duct Channel OM651 Diesel A6510900409

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Mercedes Sprinter W906 OM646 Intake Manifold Bracket Mount Holder A6460961245

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Mercedes Sprinter W901 W903 Vito W638 OM611 Intake Inlet Manifold A6110900637

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Mercedes W166 W204 W212 Engine Exhaust Manifold OM651 Diesel A6511400809

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Mercedes W168 OM668 A170 CDI Diesel Inlet Intake Manifold A6680900301

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Mercedes W168 OM668 A170 CDI Diesel Intake Manifold Heat Shield A6680940520

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Mercedes X164 GL420 CDI Diesel OM629 Intake Manifold Air Inlet A6290983207

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