Catalytic Converter Holder BMW E87 LCI E90 N47 Exhaust Support Bracket 7808769

Catalytic Converter Holder BMW E87 LCI E90 N47 Exhaust Support Bracket is an original mounting component from the Clamps, clips, flanges and mounting parts group, designed for the exhaust system in BMW diesel vehicles. It provides stable support for the catalytic converter, reduces unwanted vibrations, and helps maintain the correct position of exhaust components. This used OEM part is a sensible choice for drivers looking for a proven, factory-grade solution at an attractive price.

Specifications and technical data

• SKU: 8515446
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8515446
• Substitutable numbers: 18208515446, 8515446, 18207808769, 7808769, BG
• Fuel type: Diesel
• Category: Clamps, Flanges, Hangers & Hardware

Purpose and function of the catalytic converter holder

The catalytic converter holder in BMW 1 Series E87 LCI and 3 Series E90 models with the N47 engine is responsible for securely attaching the exhaust gas purification component within the exhaust system. A properly selected holder:

• stabilizes the catalytic converter relative to the chassis and other sections of the exhaust,
• limits the transmission of vibrations and loads to welds and pipe connections,
• supports the maintenance of system tightness, which promotes the proper operation of the diesel engine,
• reduces the risk of mechanical damage to the catalytic converter during operation.

By using an original holder, the factory geometry of the exhaust routing is maintained, which is important for both durability and driving comfort.

Compatibility with the N47 diesel engine

The presented holder has been designed to work with the exhaust system of the N47 diesel engine, used in selected versions of the BMW E87 LCI and E90. This means it is matched to:

• the specific routing of exhaust pipes in these models,
• the weight and dimensions of the catalytic converter intended for the N47 unit,
• the chassis mounting points characteristic of this generation of BMW.

Using the correct holder minimizes the need for modifications and allows for installation in accordance with the vehicle manufacturer's specifications.

Characteristics of the mounting component

As a part from the Clamps, clips, flanges and mounting parts group, the catalytic converter holder acts as a connector between the catalytic converter and the vehicle structure. The design of the component is adapted to work in the demanding environment of the undercarriage, where the following occur:

• variable temperatures resulting from the operation of the exhaust system,
• exposure to moisture, road debris, and salt,
• constant dynamic loads while driving.

The original BMW solution ensures appropriate rigidity and shape, which translates into reliable guidance of the catalytic converter and a reduction of stress throughout the entire exhaust section.

Why choose a used original BMW holder

A used OEM component is a compromise between cost and quality. In the case of exhaust system holders and mounts, maintaining the factory shape and mounting points is particularly important, which is why an original part from dismantling is often a better choice than a replacement with uncertain fitment. If you want to better understand the differences between refurbishment and installing used components, check out the article Refurbished or used original – which part to choose for repairs?, where you will find practical comparisons using examples of popular BMW subassemblies.

Additionally, when planning your repair budget, it is worth considering a comparison of the costs of new and used mounting components – the entry New or used? A comparison of costs and quality of car parts, which discusses the differences in quality and cost-effectiveness of purchasing OEM parts from the secondary market, may be helpful.

Expanding the BMW exhaust mounting system

If you are planning a comprehensive repair or upgrade of the exhaust system area in your BMW and need other components from the same group, such as additional clamps, auxiliary clips, or mounting brackets, check out the available parts in the BMW clamps, clips, flanges and mounting parts category.

Summary

Catalytic Converter Holder BMW E87 LCI E90 N47 Exhaust Support Bracket is a practical solution for users of BMW diesel models who want to restore proper support for the catalytic converter after damage or corrosion of the factory mount. By choosing an original mounting component, you gain certainty of fitment for your specific exhaust configuration, reduce the risk of unwanted vibrations, and support the durability of the entire exhaust gas purification system.