Your radio module is next to the battery. Here's a post with a few pictures.
http://www.xoutpost.com/bsws-mobile-e...dule-swap.html

The speaker wiring runs directly to the radio. So, if you want to install an amp in the corner in the rack, you will need to run some bridge wiring between the amp location and the radio.

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2000 E38 750iL Highline Edition, Upgraded with the lastest 2006 X5 Electronics
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