Remove central bass
WARNING: This page is about a different car, the 2025 BMW M4, 2024 BMW M4, 2023 BMW M4, 2022 BMW M4, and 2021 BMW M4. However, it is still accessible from the selected car via links, so may be relevant.
Preliminary work
- Refer to DEACTIVATING THE 48 V ELECTRICAL SYSTEM .
- Refer to REMOVING FRONT SEAT .
- Loosen screws (1).
- Remove speaker trim (2).
- Detach the air duct (3) towards the rear and remove.
- Raise the carpet (4) slightly.
- Fold up the carpet (1) as shown.
- Loosen screws (2).
- Unlock plug connection (3) and disconnect.
- Remove the central bass (4).