help identify exhaust

[El'Capitan]

ok, here is a pic of the pipe on my X....no idea what it is tho. anyone else have an idea? http://i6.photobucket.com/albums/y223/rtscaptain/RIDING006.jpg

[smackkk]

looks like an old skool fmf ?

[Tri-ZNate]

Might be someone put on a 400ex or 450r header pipe so you could have slip ons. Looks like FMF

[jason 32]

looks like a different end cap