I was playing around with my iPhone and figured out how easy it is to convert any sound bites into ringtones. I converted a few Ducati sound bites I had lying around. Enjoy... Just save each URL (right-click -> file-save-as), and drag them to the Ringtone section of iTunes and sync)
http://www.mediafire.com/file/onlqzzkmeix/Ducati_rideby.m4rhttp://www.mediafire.com/file/yrhdwzzmzzd/Desmosedici_Straight.m4rhttp://www.mediafire.com/file/4ghdqzzwy5d/Ducati-Baylis.m4rhttp://www.mediafire.com/file/tnkogz02il5/Desmosedici-Exit.m4r