Ary, have you looked at the Bosal exhaust that BAT has? Its made for the SVT, and runs only about $550.
http://64.202.180.37/files/cexhst.pdfAlso CTA motosports has some custom systems for like 600.
You got options, and it sounds like steve and I would be more than willing to help out.
Plus it sounded like steves mechanic friend could hook you up as well.