It is a stinger style new in box I have cleaned the welds up inside to smooth flow as they were crappy. It is a very nice piece that should be good for a good bit of ponys.
this is the header
http://projecthp.ford23.com/stingerperformance.html
$275.00 as you see it is 350 on his site ANDhe is sold out so you can't even get one from him