BMW F20 F21 F30 LCI Acoustic Cover Rear Engine Petrol 8607141

Visual condition of the part

The product shows signs of use visible in the photos.

BMW F20 F21 F30 LCI Acoustic Cover Rear Engine Petrol is an original component designed for BMW models with petrol engines, intended for installation in the rear part of the engine bay. This type of cover reduces the transmission of engine noise into the cabin, improving acoustic comfort and the refinement of the powertrain. Thanks to its factory geometry and mounting points, it is a precisely fitted component for the relevant F-series body versions.

Specifications and technical data

• SKU: 8607141-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8607141
• Substitutable numbers: 8607141, 11148607141, 8663501, 11148663501
• Location on the vehicle: Rear
• Fuel type: Petrol
• Category: Other Car Parts & Accessories

Function and application of the acoustic cover

The rear engine acoustic cover is used to reduce vibrations and noise generated by the petrol unit, especially in the mid-to-high RPM range. This element creates an additional barrier between the engine and the bulkhead, which translates into:

• reduced noise levels in the passenger cabin,
• more uniform heat distribution in the rear part of the engine bay,
• protection of selected components against road debris.

Due to its dedicated design for specific F-series BMW models, the proper rigidity and mounting stability are maintained, which is important for both acoustics and the durability of the component.

Compatibility with petrol units

The presented cover is intended for vehicles with a petrol engine, which is significant in terms of operating temperature and vibration characteristics. The construction and material are selected to:

• operate stably within the typical temperature range for petrol units,
• dampen specific vibration frequencies generated by these engines,
• maintain appropriate rigidity during long-term use.

Its placement in the rear of the engine bay allows for effective separation of the cabin from noise sources without interfering with service access to basic components.

Installation characteristics and condition of the item

The acoustic cover is a used item, which in practice means it comes from a vehicle dismantling process and retains its factory geometry and mounting points. As a result, installation in the appropriate BMW model proceeds similarly to replacing a part with a new one, without the need for modifications or shape adjustments.

Proper fitment to the rear zone of the engine bay is crucial for noise suppression effectiveness – only an original cover with the correct profile ensures proper adhesion to adjacent elements and stable operation while driving.

Why it is worth using a rear engine acoustic cover

Using a dedicated acoustic cover in an F-series BMW provides measurable operational benefits:

• Improved driving comfort – reduction of engine noise in the cabin, especially at higher speeds.
• Component protection – limiting the ingress of dirt and moisture into selected areas of the engine bay.
• Factory fitment – maintaining the manufacturer's original acoustic and thermal concept.
• Economical repair – a used component allows for restoring the full functionality of the cover system at a reasonable cost.

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 covers, soundproofing, or additional protective panels, check the available parts in the Other BMW category.

For a comparison of design solutions used in sports models of other brands, including engine construction, braking systems, and chassis, it is worth reading the article Audi RS vs other models – what is hidden under the hood and chassis?, which shows how premium manufacturers design key components in different versions of their cars.

If you are considering a broader vehicle upgrade using dismantled parts and want to optimize costs, the guide Tuning with used parts – how to gain performance without spending a fortune may also be helpful, as it discusses a practical approach to selecting used components while maintaining safety and reliability.