http://www.youtube.com/results?search_type=search_videos&search_query=BOV&search_sort=relevance&search_category=0&page=1

http://www.935motorsports.com/bovmediaX.htm (Last time I checked, only a few files actually worked)

the only name you need to know in BOVs is Tial. I had an RFL and it sounded nice, but compressor surge doesn't sound healthy to me...lol