2021-2024 Audi A6/A7 Heat Shield and Absorber Parts Update
Audi has issued Special Notice SM 14-2024 to its parts managers regarding the return of specific heat shield and absorber material numbers and the re-ordering of updated components. This ensures that 2021-2024 Audi A6, A7, S6, and S7 models receive the latest parts.

Also applies to
- Audi A6
- 2022–2024
- Audi A7
- 2021–2024
- Audi S6
- 2021–2024
- Audi S7
- 2021–2024
Audi has released Special Notice SM 14-2024, a parts circular dated February 27, 2024, aimed at managing dealer inventory for certain heat shield and absorber components. This notice is crucial for ensuring that the latest and most appropriate parts are available for service and repair for various Audi models, including the 2021-2024 Audi A6, A7, S6, and S7.
The primary goal of this communication is to prompt dealers to return older stock and replace it with updated versions of these parts. This process helps maintain high standards of quality and ensures that any vehicle needing service receives the most current components, which is particularly relevant for the Audi A6 heat shield absorber parts and similar components across the affected lineup.
Why This Parts Update Matters
Maintaining an up-to-date inventory of parts is essential for vehicle manufacturers to ensure consistent quality and performance. When parts are superseded, it often indicates an improvement in design, material, or manufacturing process. By updating the stock, Audi aims to provide the best possible components for its vehicles, enhancing reliability and customer satisfaction.
This proactive management of parts inventory, as outlined in Special Notice SM 14-2024, ensures that when a 2021-2024 Audi A6, A7, S6, or S7 requires a replacement heat shield or absorber, dealers will supply the most current version. This helps prevent the installation of older specification parts that might not offer the same level of performance or durability as the newer designs.
Superseded Part Numbers to Be Returned
Dealers are instructed to return the following material numbers from their inventory. These are the older versions of the components that are being replaced by newer designs.
- 4K1-804-163-C (Heat shield)
- 4K1-804-164-F
- 4K0-863-829-AC (Absorber)
- 4K0-863-829-AD
- 4K0-863-829-AA
- 4K0-863-829-R
New Part Numbers for Re-Ordering
Following the return of the superseded parts, dealers are required to re-order new materials using the following updated part numbers. These represent the current versions of the heat shield and absorber components.
- 4K1-804-163-E (Heat shield)
- 4K1-804-164-H
- 4K0-863-829-AK (Absorber)
- 4K0-863-829-AL
- 4K0-863-829-AN
- 4K0-863-829-AK
These new part numbers ensure that any future service involving the Audi A6 heat shield absorber parts or similar components on other affected models will utilize the most current and potentially improved designs.
Important Dealer Return Instructions and Deadlines
To ensure a smooth transition and proper credit, Audi has provided specific claims procedures for dealers. Dealers must file a separate
Frequently Asked Questions
- What is the purpose of Audi Special Notice SM 14-2024?
- Audi Special Notice SM 14-2024 is a parts circular instructing dealers to return specific older heat shield and absorber parts from their inventory and re-order updated versions. This ensures that the latest components are available for 2021-2024 Audi A6, A7, S6, and S7 models.
- Which Audi models are affected by this parts update?
- This parts update primarily concerns inventory management for components used in 2021-2024 Audi A6, A7, S6, and S7 models. It ensures that when these vehicles require service, the most current heat shield and absorber parts are available.
- What does this mean for owners of affected Audi vehicles?
- While this notice is directed at dealers, it ultimately benefits owners by ensuring that any replacement heat shield or absorber parts installed on their 2021-2024 Audi A6, A7, S6, or S7 will be the most current and potentially improved versions available from Audi.
- Are there specific part numbers involved in this update?
- Yes, the notice lists several superseded part numbers, such as 4K1-804-163-C (Heat shield) and 4K0-863-829-AC (Absorber), which are to be returned. These are replaced by new part numbers like 4K1-804-163-E and 4K0-863-829-AK, among others.
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