Contains electrical connections where necessary I found there's a bracket, SAK-1203 to mount 5.25 speakers in the rear without modifying the car. Those adapters aren't easily available in the US, and they're... Product Description This high quality speaker adaptor kit enables the simple installation of aftermarket speakers. Install Bay SPHKC Kit Includes Speaker Wire, Gasket Tape, Self-Tapping Screws, terminals, and Connectors ABS Plastic Speaker Mounts Autoleads SA-009 100mm Pod Speaker Adaptor Kit BMW Compact Speaker Brackets Retains the original aesthetics of the vehicle Speaker Adaptor BMW 3 Series E36 130mm Rear Shelf - The Bass Bin Eliminates the need to cut holes and trim panels Enables the simple fitment of aftermarket speakers
