BMW 2 Series F45 F46 Active Gran Tourer Water Drain Right O/S Trim Tube 7393790

BMW 2 Series F45 F46 Active Gran Tourer Water Drain Right O/S Trim Tube is an original body component designed for effective water drainage from the right side of the vehicle. Thanks to its precise fit to the design of BMW F45 and F46 series models, it ensures stable water routing and reduces the risk of water ingress into sensitive areas. The black color facilitates aesthetic integration with other body and cowl panel components, maintaining a consistent factory look.

Specifications and technical data

• SKU: 7393790
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7393790
• Substitutable numbers: 51237393790, 7393790
• Location on the vehicle: Right
• Color: Black
• Category: Other Exterior Parts & Accessories

Purpose and function of the water drain

The water drain on the right side in the BMW F45/F46 is responsible for the controlled drainage of rainwater and car wash water from a specific area of the body. A properly functioning component limits moisture accumulation, which helps reduce the risk of corrosion, dampness in electrical wiring, and unwanted leaks into the interior.

This element is particularly important in areas where water tends to pool – its task is to direct it to designated drainage channels. A properly selected drain supports the long-term maintenance of the body and the components located in its vicinity.

Fitment for BMW F45/F46

The presented drain has been designed with the body construction of the BMW F45 and F46 in mind, which translates into appropriate mounting shapes and geometry tailored to the right side of the vehicle. As a result, installation is straightforward, without the need for modifications or "forcing" the part into place.

The black color facilitates integration with factory covers and cowl panel elements, maintaining a consistent, neutral appearance. This is a practical solution both when replacing a damaged drain and during service work related to body sealing.

Characteristics of the used component

The water drain comes from the secondary market, which means it is a used part. Such components are frequently chosen for maintenance repairs where maintaining original geometry and compatibility with the body is key, while simultaneously optimizing costs. A used element allows for the preservation of factory mounting characteristics, which is essential in precisely designed water drainage systems.

Benefits of using an original drain

Using an original water drain in the BMW F45/F46 brings a number of practical benefits:

• preservation of the factory water drainage path on the right side of the vehicle,
• reduction of the risk of uncontrolled leaks and dampness in sensitive zones,
• compatibility with existing mounts and body covers,
• aesthetic fit thanks to the black finish.

An element configured in this way supports maintaining the body in good technical condition and facilitates future service, without the need for substitute solutions.

Configuration expansion and related elements

If you are planning a comprehensive repair or upgrade of the body area in your BMW and need other elements from the same group, such as covers, mounts, or additional drainage channels, check the available parts in the Other BMW category.

When working on body and chassis protection, it is also worth paying attention to the condition of the suspension systems and components responsible for vehicle stability. In this context, a guide describing the relationships between suspension and driving safety may be helpful – more information can be found in the article Suspension system – a comprehensive guide to shock absorbers, control arms, and stabilizers.

Technical knowledge and additional materials

Those interested in a broader context of premium car construction can benefit from comparative materials regarding solutions used in sports versions of models. A good supplement to knowledge about the construction of modern cars is an article analyzing the differences in engines, brakes, and chassis, available at the link Audi RS vs other models – what is hidden under the hood and chassis?. It allows for a better understanding of how manufacturers design key vehicle systems and how important proper water drainage and protection of structural elements are.