What is an intercooler?

This is a component of the supercharging system that cools the compressed air before it is fed to the engine.

What is an intercooler?

Intercooler is the common name for an intercooler used in turbo engines.

Does every turbo engine have an intercooler?

Yes, the vast majority of modern turbocharged engines use an intercooler.

Does the BMW E90 radiator fit the BMW E46?

No, these are different designs – they differ in dimensions and mounting points.

Where is the intercooler located?

Typically at the front of the vehicle, in front of or near the radiator.

Does the intercooler affect combustion?

Yes, cooled air improves combustion efficiency and engine stability.

Intercoolers

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

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Audi A7 S7 4G 4.0 TFSI Intercooler Charge Air Cooler Radiator 079145785H

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Mini Cooper S R53 Intercooler Charge Air Cooler Radiator AIRTEC MOTORSPORT

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Mercedes W447 Diesel OM622 Turbo Pipe Air Intake Line Silencer A6221400087

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Mercedes W176 Intercooler Cooler Radiator A2465000100

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Mercedes W221 OM642 Intercooler Charge Air Cooler Radiator A2215001000

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Renault Megane Turbo Hose Pipe Line 144603933R

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Audi A4 B9 Turbo Intercooler Radiator Charge Air 04L129766AS

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Showing 100-198 of 205 products

Intercoolers for efficient cooling of compressed air

Intercoolers – reducing air temperature

Intercoolers, also known as intercoolers, are key components in engine boost systems that cool the air compressed by turbochargers or superchargers. Lowering the air's temperature improves its density, which increases combustion efficiency and engine power. At Global Parts, you'll find a wide selection of used car parts, including intercoolers, perfectly suited to brands like BMW, Audi , Mercedes, Volkswagen, Mini, and more .

What Exactly Is an Intercooler? – A Technical Definition

An intercooler is a heat exchanger mounted between the turbocharger and the intake manifold. Its function is to reduce the temperature of compressed air by up to 30–60°C, depending on the design and operating conditions. In practice, this translates to an increase in air density by approximately 10–20%, which translates into more efficient combustion, stable engine operation, and improved interaction with other intake system components, such as the intake manifold, pressure sensors (MAP), and the EGR valve.

What are the functions of intercoolers ?

Intercoolers play a key role in the turbocharging system:

Lowering air temperature – Cools the compressed air supplied to the engine, which increases its density and the amount of oxygen in the fuel-air mixture.
Improved engine performance – With more oxygen in the combustion chamber, the engine generates more power.
Engine protection – Cooled air reduces the risk of detonation and lowers the operating temperature of the engine.
Reduction of exhaust emissions – More efficient combustion reduces the amount of harmful substances in exhaust gases.

Intercooler and performance – hard data and real impact

In turbocharged engines (petrol and diesel), reducing intake air temperature by every 10°C can increase charge density by approximately 3–4% . In practice, this translates not only to increased power but also to more predictable engine performance, especially under load. That's why intercoolers are standard in models such as the BMW E46, BMW E90, Audi A4 B8, Volkswagen Golf 5, and Peugeot 307, where they work directly with the turbocharger and intake system.

Why is it worth taking care of intercoolers ?

A malfunctioning intercooler can lead to a loss of engine power, increased fuel consumption, and problems with the charging system. Typical symptoms include:

Loss of engine power – A damaged or leaking radiator can interfere with the air cooling process.
Increase in engine operating temperature – Lack of effective air cooling leads to engine overheating.
Increased fuel consumption – Warm, less dense air results in less efficient combustion.
Fluid or air leaks – A damaged radiator can lose its seal, causing a loss of performance. If you need a replacement, you'll find the right used car parts at Global Parts that will restore the full functionality of your supercharging system.

Types of intercoolers and their applications

Cooler type	Cooling medium	Application	Sample models
Air-air	Outside air	Most often found in production cars	BMW E90, Golf 5, Peugeot 307
Air-water	Coolant	Compact systems, high temperature stability	Audi A4 B8, Mini Cooper S

How to choose the right intercoolers ?

When choosing intercoolers, there are several key aspects to consider:

Vehicle-specific fit – Every supercharging system has its own specific technical requirements. At Global Parts, you'll find intercoolers perfectly suited to BMW, Audi, Mercedes, Volkswagen, Mini, and more .
Technical condition – Used radiators should be free from leaks, mechanical damage and excessive wear.
Cooler Type – Choose an air or water cooler, depending on the design of your vehicle’s supercharger system.

Fit, Compatibility and Reference Numbers

Intercooler selection is based primarily on the engine code , body style, and turbocharger type . In practice, this means that, for example, a BMW E46 radiator differs structurally from a BMW E90 radiator, despite similar engine displacements. Similarly, the Audi A4 B8 radiator has different dimensions and mounting points than the Golf 5 radiator . Compatibility with intake hoses, brackets, and shrouds allows for quick installation without interfering with other system components.

Why choose used intercoolers ?

Used car parts, such as used intercoolers, is a practical solution that allows you to save money while maintaining high quality. By choosing used supercharger components, you gain:

Lower costs – Used radiators are much cheaper than new ones, but offer equally high quality.
Ecology – Recycling parts supports environmental protection and reduces waste.
A wide range – In our store you will find used intercoolers for the most popular car brands.

How to take care of intercoolers ?

To ensure that intercoolers function reliably for a long time, it is worth following a few rules:

Regular inspections – Check the condition of the radiator during periodic technical inspections.
Radiator Cleaning – Remove external debris such as insects or dust that may restrict airflow.
Keep the system tight – Regularly check the system for air or coolant leaks. If you need a replacement, Global Parts has the right used car parts to improve the performance and reliability of your supercharger system.

FAQ - Frequently asked questions about intercoolers

Question	Answer
What is an intercooler?	This is a component of the supercharging system that cools the compressed air before it is fed to the engine.
What is an intercooler?	Intercooler is the common name for an intercooler used in turbo engines.
Does every turbo engine have an intercooler?	Yes, the vast majority of modern turbocharged engines use an intercooler.
Does the BMW E90 radiator fit the BMW E46?	No, these are different designs – they differ in dimensions and mounting points.
Where is the intercooler located?	Typically at the front of the vehicle, in front of or near the radiator.
Does the intercooler affect combustion?	Yes, cooled air improves combustion efficiency and engine stability.

Summary: Intercoolers at Global Parts Automotive Store

Intercoolers are key components of the supercharging system, improving engine efficiency and durability. By maintaining their technical condition, you can increase your vehicle's power, reduce fuel consumption, and improve performance. The Global Parts automotive store invites you to browse our extensive selection of genuine used car parts . Whether you're looking for car parts for BMW , Audi , Volkswagen , Mercedes, Mini , and more, you'll find them at competitive prices. We strive to ensure every customer finds the right parts for their car, and if you have any questions or concerns about selecting the right components, we're happy to help! Please contact us – we're here to help! For more information and interesting facts, visit our automotive blog .

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