If you go to the top and click on quick reference it has the wiring diagrams. Choose x5 and search for the module.

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04 X5 4.8is
76 2002

X-Pipe and Dinan Mufflers: www.youtube.com/watch?v=eWQh-izaTcY

Pics http://www.flickr.com/photos/stevenb...7607968312734/