Exhaust Catalytic Converter BMW F40 120dX Mini R60 D SD Exhaust Pipe Cat 228271

The BMW F40 120dX / Mini R60 D SD Exhaust Catalyst is an original exhaust system component designed for professional replacement in BMW and Mini vehicles. Thanks to its factory design, it ensures proper operation of the exhaust gas purification system and stable flow parameters, which translates to engine running smoothness and compliance with emission requirements.

Specifications and technical data

• SKU: 8474389
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7507799
• Substitutable numbers: 18308474389, 8474389, 228271, BG
• Category: Exhaust System Kits

Vehicle Application and Function

The presented exhaust catalyst is a component from the Exhaust Systems and Kits group, responsible for reducing harmful exhaust components and stabilizing pressure within the exhaust system. Using an original BMW component allows for maintaining the factory operating parameters of the powertrain, reducing the risk of engine control unit errors, and ensuring correct cooperation with lambda sensors and other system sensors.

Construction and Technical Fitment

The catalyst is designed as an integral section of the exhaust pipe with a built-in catalytic converter, facilitating installation in the factory location. The exhaust pipe construction is adapted to the chassis geometry of the BMW F40 and Mini R60, thus maintaining correct distances from bodywork and accessories, as well as proper exhaust gas routing.

Original manufacturing ensures:

• stable mounting at the factory suspension points of the exhaust system,
• correct positioning of connectors and flanges relative to other exhaust sections,
• appropriately selected capacity and flow rate of the catalytic converter.

Performance Parameters and Application Benefits

Using this catalyst in the BMW F40 120dX and Mini R60 D SD allows for maintaining stable engine operating parameters, reducing power losses resulting from improper exhaust flow, and minimizing the risk of errors related to the exhaust gas purification system. The factory flow characteristics promote the maintenance of appropriate torque across the entire RPM range, which is particularly important in diesel engines.

Key benefits include:

• compliance with factory engine control unit maps,
• reduction of harmful compound emissions in exhaust gases,
• decreased risk of incorrect operation of lambda sensors and exhaust gas temperature sensors.

Condition and Service Application

This part is a used component from a vehicle, making it an attractive solution for service repairs where maintaining the original construction at controlled costs is a priority. This type of component is particularly useful for replacing a damaged catalyst, post-accident exhaust system repairs, or restoring a vehicle to its factory configuration after previous modifications.

Exhaust System Expansion and Additional Materials

If you are planning a comprehensive repair or upgrade of the exhaust system area in your BMW and need other parts from the same group, such as pipes, mufflers, or flexible connectors, check the available parts in the BMW Exhaust Systems and Kits category.

For users interested in improving vehicle performance and conscious tuning, a useful addition to your knowledge will be an article describing a practical approach to modifications using aftermarket components – you can find it here: How to Increase Engine Power: A Practical Guide to Engine Tuning with Used Parts.