BMW E90 E91 E92 E93 Right O/S Rear Heat Insulation Cover Plate Muffler 7138486

BMW E90 E91 E92 E93 Right O/S Rear Heat Insulation Cover Plate Muffler is a factory exhaust system component designed to protect the vehicle body and adjacent parts from excessive heat. This original BMW part from the Heat shields, connectors and sleeves category ensures proper thermal shielding in the rear right section of the vehicle, which translates into stable exhaust system operation and durability of body components.

Specifications and technical data

• SKU: 7138486
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7138486
• Substitutable numbers: 51487138486, 7138486, KZ
• Location on the vehicle: Rear, Right
• Category: Heat Shields, Wraps & Sleeves

Purpose and technical function

The presented heat shield is designed for installation in the rear right section of the body in BMW 3 Series E90, E91, E92, and E93 models, in the area of the rear muffler. Its task is to limit the transfer of high temperatures from the exhaust system to the chassis components, trunk lining, and adjacent installations.

Thanks to its precise fit for the specific generation of the BMW 3 Series, the shield creates an effective thermal barrier, minimizing the risk of overheating insulation materials, plastic mounts, or cables running near the muffler.

Construction and fitment for BMW E90–E93

The shield has been designed as a component dedicated to the BMW exhaust system, with a properly shaped surface and mounting points. This allows for:

• stable mounting in the rear right part of the vehicle,
• maintaining the proper distance from the muffler and the body,
• correct guidance of the heat flow away from sensitive components.

Such a solution supports even heat dissipation from the muffler area, which is important both for user comfort and for the long-term resistance of materials in the trunk and chassis zone.

Condition of the part and installation aspects

The heat shield is offered as a used part, which allows for an economical replacement of a damaged or corroded component while maintaining the original BMW specification. A used OEM component usually retains its factory geometry and mounting points, which facilitates installation in place of the previous shield without the need for modifications.

Before installation, it is recommended to perform a standard verification of the surface condition and mounts, and then install it in the vehicle in accordance with the BMW service procedure for the rear right part of the exhaust system. A correctly installed shield contributes to maintaining stable thermal conditions in the muffler area.

Benefits of using an original heat shield

Using a dedicated heat shield in the BMW 3 Series E90–E93 brings a number of practical benefits:

• Thermal protection of the body – limiting the impact of high temperatures on body elements and the trunk interior.
• Support for exhaust system durability – stable operating conditions for the muffler and adjacent components.
• Factory fitment – maintaining the original geometry and mounting points provided by the manufacturer.
• Economical repair – the possibility of replacing a worn shield while maintaining OEM parameters.

Expansion of thermal protection in BMW

If you are planning a comprehensive repair or upgrade of the exhaust system zone in your BMW and need other elements from the same group, such as additional shields, connectors, or mounting sleeves, check the available parts in the BMW heat shields, connectors and sleeves category.

Support for vehicle modernization

When working on the exhaust system, many users also decide to refresh the vehicle interior, improve ergonomics, and driving comfort. Inspiration regarding the use of used equipment elements, such as seats or steering wheels, can be found in the article Car interior tuning with Global Parts, which discusses a practical approach to cabin modernization using second-hand parts.