BMW 3 Series 1 E90 E91 LCI M Sport Front Grid Lateral Bumper Grille Trim Right

BMW 3 Series 1 E90 E91 LCI M Sport Front Grid Lateral Bumper Grille Trim Right is an original component from the Grilles and radiator covers group, designed for factory M Sport bumpers in the 3 Series after the facelift. Precise fitment to the body lines ensures a cohesive look for the front of the vehicle and proper airflow to the radiator and brake zones.

Specifications and technical data

• SKU: 7891396-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7891396
• Substitutable numbers: 51117891396, 7891396, AS
• Location on the vehicle: Front, Right
• Category: Grilles

Purpose and fitment

The presented grille is designed for installation in the front bumper on the right side of BMW 3 Series E90/E91 models after the facelift (LCI) in the M Sport version. The construction is based on factory mounting points, which facilitates installation and allows for maintaining the original bumper geometry without the need for modifications.

Thanks to the use of original hole and edge geometry, the component works well with other front zone components, such as the central bumper grille or lower spoilers, maintaining the consistent, sporty character of the M package.

Technical function of the bumper grille

The side grille in the M Sport bumper performs several important technical functions:

• directs airflow in the front zone, supporting the cooling of components located behind the bumper,
• protects the interior of the bumper from larger road debris,
• stabilizes the bumper edge in the corner area, improving component fitment.

A properly selected grille helps maintain the correct aerodynamics of the vehicle's front, which is important for both driving comfort and the operation of the cooling system.

Condition, origin, and advantages of using OEM parts

The element comes from the original BMW line, which means maintaining factory dimensional tolerances and compatibility with other body components. As a used part, the grille may show signs of wear typical of dismantled elements, however, its construction remains functional and ready for further service in the vehicle.

Using an original grille instead of a damaged or missing element allows you to:

• restore the consistent look of the front of the car in the M Sport specification,
• maintain correct fitment of the bumper and adjacent elements,
• maintain factory airflow parameters in the front zone.

Installation and practical tips

The grille is intended for installation in a factory M Sport bumper, using the original mounting points. In practice, this means the possibility of replacing a damaged element without interfering with the bumper structure, while maintaining the factory body line. Before installation, it is worth verifying the compatibility of the bumper version (LCI, M Sport) and the installation side to avoid fitment issues.

For the best visual and technical effect, it is recommended to install it in combination with other elements of the M package, which allows you to fully utilize the sporty character of the BMW 3 Series E90/E91 front.

If you are planning a comprehensive repair or upgrade of the front zone in your BMW and need other elements from the same group, such as central grilles, side inserts, or grille frames, check the available parts in the BMW Grilles and radiator covers category.

For drivers interested in optimizing maintenance costs and using used components, it is worth reading the comparative analysis of Volkswagen power units – you will find practical information on this topic in the article Volkswagen 1.9 TDI vs 1.4 TSI – evolution of VW engines and repair costs.