Air Duct BMW E90 E91 LCI M Sport Channel Front Left N/S Brake Tube 7138413

Air Duct BMW E90 E91 LCI M Sport Channel Front Left N/S Brake Tube is an original air duct component for the front section of the vehicle, designed for the LCI facelift version. The precisely matched geometry of the duct ensures stable airflow guidance in the bumper area, which supports the proper operation of adjacent components. This solution is dedicated to BMW 3 Series models, designed for the M Sport configuration and for installation on the front left side of the vehicle.

Specifications and technical data

• SKU: 7138413
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7138413
• Substitutable numbers: 7138413, 51747138413, KD
• Location on the vehicle: Front, Left
• Category: Bumpers & Reinforcements

Purpose and function of the air duct

The presented air duct is a component mounted in the front left part of the car, within the bumper and reinforcement zone. Its task is to direct airflow within the front fascia, which helps maintain proper operating conditions for components located in this part of the body. The design, tailored to the M Sport version, allows for maintaining aerodynamic consistency with the factory styling package.

Thanks to the use of original geometry, the duct works with factory mounts and the shape of the bumper, minimizing the risk of stress and unwanted play after installation. This is particularly important for vehicles driven dynamically, where the stability of components in the front zone affects the durability of the entire system.

Construction and fitment for the BMW 3 Series

The element belongs to the Bumpers and reinforcements group, which means it is designed to work with the vehicle's front fascia structure. The air duct has a shape adapted to the architecture of the BMW E90/E91 LCI, so that after proper installation, it maintains the factory airflow lines and the aesthetics of the bumper cavity.

Placement on the front left side of the vehicle allows for clear identification of the mounting position, which facilitates the selection of the correct component during accident repairs or when replacing worn parts. Using an original air duct limits the need for additional modifications and allows for compliance with BMW's factory service documentation.

Characteristics of the used component

The offered air duct is a used part, sourced from dismantling, which is a cost-effective solution for users looking for original components at a reasonable price. Such elements are often chosen for body repairs because they ensure factory fitment and the preservation of the original airflow characteristics.

Choosing a used air duct for a BMW in many cases allows you to avoid problems typical of aftermarket replacements with simplified geometry, such as installation difficulties or improper fitment with the bumper. This is a practical solution for workshops and individual users who expect compatibility with the factory mounting system.

Benefits of using an original air duct

• Factory fitment – a component designed specifically for the BMW 3 Series LCI facelift in the M Sport version, mounted on the front left side of the vehicle.
• Stable airflow guidance in the bumper area, which helps maintain proper operating conditions for adjacent components.
• Compatibility with the bumper and reinforcement structure, without the need for additional modifications.
• Cost-effective solution thanks to the use of a used part while maintaining original geometry.

Application in BMW body repairs

This air duct will work particularly well in the case of post-collision repairs, replacement of damaged front fascia elements, or when restoring the full functionality of the M Sport package. Thanks to the precise fit to the front zone and the left side of the body, the installation is straightforward, and the final result is close to the factory standard.

If you are planning a comprehensive repair or upgrade of the front fascia zone in your BMW and need other elements from the same group, such as reinforcements, beams, or additional covers, check out the available parts in the BMW Bumpers and reinforcements category.

Additional technical information and tips

When selecting an air duct, it is worth paying attention to compatibility with the body version and styling package to avoid installation problems. Original BMW components are designed for a specific vehicle configuration, which is why their use makes it easier to maintain the structural and visual consistency of the front of the car.

If you are interested in a broader context of car modernization in terms of exhaust and airflow, as well as the use of used components in the exhaust system, take a look at the article Performance exhaust system: used manifolds and sports catalytic converters on the road, where you will find practical tips on selecting parts for BMW and other premium brands.