BMW 1 E87 118d 120d M47N2 Charge Air Intake Pipe Tube Turbo Diesel 4722965

BMW 1 E87 118d 120d M47N2 Charge Air Intake Pipe Tube Turbo Diesel is an original intake system component for BMW 1 Series diesel engines, designed for precise routing of compressed air from the turbocharger to the intake manifold. As part of the Lines, hoses and pipes group, it ensures stable airflow, which translates into the proper operation of the power unit. This used OEM component is a sensible choice for drivers looking for a technically proven solution at an attractive price.

Specifications and technical data

• SKU: 4722965
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 4722965
• Substitutable numbers: 11617810308, 7810308, 11617798439, 7798439, 11614722965, 4722965, 11617797701, 7797701, 11617792316, 7792316, EM
• Fuel type: Diesel
• Category: Hoses, Lines & Pipes

Purpose and function in the intake system

The charge air intake pipe for BMW 1 E87 118d and 120d models with the M47N2 engine is responsible for the airtight and directional routing of compressed air from the turbocharger. A properly selected component of this type:

• stabilizes boost pressure across the entire rev range,
• reduces pressure drops resulting from leaks or pipe deformation,
• supports uniform cylinder filling with air, which is important for the smooth operation of a diesel engine,
• helps maintain proper combustion parameters in a Diesel unit.

Thanks to the preservation of factory geometry and internal diameters, the intake pipe works with the stock turbocharging system without the need for additional modifications.

Compatibility and technical parameters

The presented pipe was developed specifically for M47N2 units in the BMW 1 Series E87 in 118d and 120d versions, which guarantees a proper fit to the stock mounts and other intake system components. As an element designed for a Diesel engine, it is adapted to work under conditions of increased pressure and variable temperatures typical for a turbocharger.

The original BMW origin means that factory dimensional tolerances are maintained, which facilitates installation and minimizes the risk of stress on adjacent components. The product has a dedicated OEM part number and associated interchangeable numbers, which makes it easier to verify compatibility with a specific vehicle configuration.

Benefits of using an original intake pipe

Using an original intake pipe in the turbocharging system brings a number of practical operational benefits:

• Stable turbocharger operation – reduction of uncontrolled pressure losses and improved throttle response.
• Better repeatability of engine parameters – maintaining the factory design assumptions of the intake system.
• Reduced risk of failure resulting from leaks or improper fitment of aftermarket replacements.
• Easier diagnostics – the component is compliant with BMW service documentation.

A used OEM component is a good compromise between costs and maintaining the factory performance characteristics of the power unit, especially in cars used daily.

Condition, installation and service application

The offered intake pipe comes from disassembly and is classified as a used original part. This type of element is often chosen for repairs related to power loss, boost pressure errors, or visible mechanical damage to pipes in the engine compartment. Installation involves replacing the factory pipe, using stock clamps and mounts, which reduces workshop labor time.

In practice, the intake pipe is often replaced preventively during major service work around the turbocharger or intercooler to eliminate potential leaks resulting from wear. Choosing an original BMW component allows you to maintain the integrity of the entire intake system.

Intake system expansion and additional materials

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other elements from the same group, such as additional lines, pressure hoses, or return pipes, check out the available parts in the BMW lines, hoses and pipes category.

When working in the engine compartment, it is also worth taking care of the efficiency of the cooling system, especially in the summer season – you can find practical tips on operation and selection of used components in the guide Summer heat vs. cooling system: used radiators and fans as a guarantee of savings.