Engine Cover BMW E90 E91 E92 E93 325d 330d M57N2 Motor Acoustic 7789769

Visual condition of the part

The product shows signs of use visible in the photos.

Engine Cover BMW E90 E91 E92 E93 325d 330d M57N2 Motor Acoustic is an original engine bay cover designed for the M57N2 diesel units in the BMW 3 Series. The black, aesthetic cover helps organize the space under the hood, improves the visual appearance of the engine bay, and limits the ingress of dirt into critical components. It is a practical solution for users who want to maintain the factory look and technical consistency of their vehicle.

Specifications and technical data

• SKU: 7789769-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7789769
• Substitutable numbers: 7789769, 11147789769, 11147807243, 7807243
• Color: Black
• Category: Other Engine Parts

Purpose and function of the engine cover

The cover has been designed for M57N2 engines installed in BMW 3 Series models of the E90, E91, and E92 generations in 325d and 330d versions. Its main task is to cover the upper part of the power unit, which translates into better protection of mechanical and electrical components against dust, small debris, and accidental damage during service work.

The properly profiled design facilitates access to key service points after removal, while ensuring a consistent, factory look of the engine bay once installed. As a result, the cover supports both the functional and visual aspects of the vehicle.

Construction, color, and fitment

The element is manufactured as a rigid cover mounted on top of the power unit, with prepared mounting points corresponding to the factory brackets in the M57N2 engine. The black color of the cover blends well with other engine bay components, minimizing the visibility of operational dirt and making it easier to maintain aesthetics.

Its original BMW origin ensures precise fitment with the engine and accessories, which reduces the risk of unwanted vibrations or looseness after installation. The cover is intended for reuse in vehicles where the factory cover has been damaged or worn out.

Condition, application, and benefits of installation

The product is offered as a used original BMW part, which allows for maintaining compliance with the vehicle's factory specifications while optimizing repair costs. This type of element is particularly useful in the case of:

• mechanical damage or cracking of the existing cover,
• a missing cover after previous repairs,
• a desire to restore the factory look of the engine bay.

Installation of the cover is typically simple for a workshop or an experienced user, as it utilizes the factory mounting points in the M57N2 unit. Using an original element reduces the risk of fitment issues that may occur with cheaper replacements with imprecise dimensions.

Support in selection and technical knowledge expansion

When completing covers and engine bay components, it is worth using OEM solutions to maintain the technical consistency of the entire powertrain. If you are interested in comparing the construction of power units, accessories, and solutions used in sports versions of cars versus standard models, an article discussing the differences in engines, brakes, and chassis may be helpful – check out the comparison of Audi RS with other models.

If you want to better plan your purchases of used elements – from large powertrain components to small mounting details – it is worth learning the principles of sourcing parts in one place and avoiding low-quality replacements; you will find more practical tips in the material on comprehensive sourcing of used car parts.

Related items from the same group

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