BMW 1 3 4 Series F20 F30 F32 N47N Intake Manifold Charge Air Line Hose 4742748

The BMW E90 Intercooler Hose Pipe is a turbocharger and parts component designed for the BMW 3 Series E90. It is responsible for the efficient routing of compressed air between the turbocharger and intercooler, which directly impacts engine stability and power retention.

Specifications and technical data

• SKU: 4742748
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 4742748
• Substitutable numbers: 11614742748, 4742748, 11617810617, 7810617
• Category: Turbos & Parts

Purpose and function in the supercharging system

The BMW E90 intercooler hose operates at high pressures and elevated temperatures, so its tightness and correct shape are crucial for efficient boost. A properly selected component minimizes pressure drops, supports stable boost, and helps maintain the proper intake air temperature.

Using the correct hose at this point in the system helps reduce the risk of:

• loss of power resulting from leaks in the intake system,
• uneven engine operation under load,
• excessive load on the turbocharger.

Original origin and BMW compatibility

This intercooler hose is from the BMW OE line, meaning it's factory-fitted to the BMW E90. This original design ensures proper hose routing within the engine compartment, maintaining proper bend radii, and compatibility with stock clamps and fittings.

This ensures a streamlined installation, without the need for modifications or universal replacements. The supercharger system maintains parameters close to factory specifications, and the risk of collisions with other components in the engine compartment is reduced.

Used condition - practical benefits

The item is offered in used condition, which represents a reasonable compromise between cost and functionality. A used intercooler hose pipe is a good solution in situations where:

• the existing cable has cracked, worn out or become deformed,
• quick and economical repair of the charging system is necessary,
• You want to maintain the original BMW specification on a tight budget.

Before reassembling this type of component, a standard check for leaks and the condition of the working surfaces is recommended to ensure that the turbocharger and intercooler system can operate in stable conditions.

Why choose BMW OE turbochargers and parts?

Selecting the right turbocharger and spare parts directly impacts the durability of the entire turbocharger system. Original BMW OE components are designed with specific engine specifications in mind, which facilitates maintaining factory engine performance and reduces the risk of incorrect installation.

If you are looking for other turbocharger components, such as pipes, hoses or accessories dedicated to this brand, check out the available turbochargers and parts for BMW to build a coherent and technically correct kit.

More about BMW components and the use of used parts

The correct selection of turbocharger components is important not only in production cars but also in high-performance models. If you're interested in how individual components differ between the brand's sporty models and when it's worth considering second-hand components, check out the article "BMW M Performance: How Do BMW M Components Difference From Regular Components?" for a more in-depth discussion of the specifics of BMW factory solutions.

People planning modifications or budget-friendly servicing of the supercharging system may also find the guide on selecting used tuning components useful – more practical tips can be found in the text The best used parts for tuning your car , which shows how to consciously choose aftermarket components.