The file 'BMW E46 Front Door Speaker Adapter Bracket (6 1/2″ To 5 1/4″) (for Kickers) 3D Printer Model' is (stl) file type, size is 131.1KB.
Designed E46 front door speaker adapter brackets for Kicker 5 1/4".
Used in my E46 325Ci (coupe)
BMW OEM speaker size is 6 1/2", Kickers are 5 1/4".
Advised to use foam adhesive tape to seal the edges, and reduce any vibrations that could happen.
Install looks OEM.
e46_speaker_mount_final_design.stl | 499.4KB |