BMW 3 Series E46 M47N Intercooler Turbo Hose Pipe Line Diesel 2247324

BMW 3 Series E46 M47N Intercooler Turbo Hose Pipe Line is an original turbocharging system component designed for diesel engines of this generation. It ensures a tight and stable connection between the turbocharger and the intercooler, which translates into correct boost pressure and safe operation of the power unit. Using an OEM component is a sensible choice for repairs when you value factory fitment and predictable intake system performance.

Specifications and technical data

• SKU: 7799394
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7799394
• Substitutable numbers: 11617799394, 7799394, 11612247324, 2247324, BG
• Fuel type: Diesel
• Category: Clamps & Hardware

Purpose and function in the turbocharging system

The intercooler hose in the M47N diesel engine is responsible for transporting compressed air from the turbocharger to the charge air cooler. The proper diameter and shape of the hose allow for maintaining stable flow, reducing pressure drops, and preserving the appropriate intake air temperature. As a result, the engine maintains its nominal power, torque, and smooth operation, and the ECU does not generate errors related to intake leaks.

Why choose an original BMW hose

The original intercooler hose designed for the BMW 3 Series E46 with a diesel engine is matched to factory mounts, clamps, and routing in the engine bay. This means:

• secure fitment with other intake system components,
• preservation of factory airflow geometry,
• lower risk of abrasion and stress resulting from improper positioning,
• easier installation without the need for modifications.

In the case of diesel engines, where boost pressures are higher, hose tightness and stability have a direct impact on performance, fuel consumption, and turbocharger durability.

Used condition and repair cost-effectiveness

A used OEM intercooler hose is a practical solution for maintenance repairs in older BMW models. It allows for cost reduction compared to a new part while maintaining factory material and design specifications. Unlike cheap replacements, the original component has predictable operating parameters and is designed for the long-term load typical of diesel engines.

Compatibility and fitment for the diesel system

The presented hose is intended for power units fueled by Diesel, which is significant due to the turbocharger's operating characteristics and higher pressures in the intake system. Proper matching of the hose to the specific M47N engine variant minimizes the risk of leaks, power loss, and limp mode caused by boost pressure errors.

Clamps and mounting parts in the BMW intake system

When replacing the intercooler hose, it is also worth paying attention to the condition of mounting elements, such as clamps, brackets, or other Clamps and mounting parts within the intake system. Properly selected mounting components reduce vibrations, prevent the hose from slipping under load, and help maintain the tightness of the entire air path.

If you are planning a comprehensive repair or upgrade of the intake system area in your BMW and need other elements from the same group, such as clamps, brackets, or additional hose mounts, check out the available parts in the BMW Clamps and mounting parts category.

Technical support and knowledge about used parts

When selecting used powertrain components – including intercooler hoses, drive axles, or differentials – it is crucial to understand the differences between an original part and a replacement. If you want to learn more about the benefits of using factory second-hand components in the drivetrain, check out the article Humming differential? Find out why a used OEM drive axle is a better investment than an uncertain replacement.

If you are planning a wider range of service work and want to complete various used elements in one place – from engine sub-assemblies to small fasteners – the guide Comprehensive supply: From the engine to the smallest clip – how to complete used car parts in one place? may be helpful, as it shows how to effectively build a parts list and avoid random replacements.

Summary

BMW 3 Series E46 M47N Intercooler Turbo Hose Pipe Line is a sensible choice for drivers who want to restore the full efficiency of the turbocharging system while maintaining factory fitment. The used OEM component ensures proper airflow, supports stable diesel engine operation, and allows for a technically correct and economically justified repair.