I installed the header pipes I refinished and the new Sito exhaust I bought from Motobins in the UK over the Christmas brake. I bought the pipes with the “bullet end” style used with the /5 series.
You can read about the install here:
And a couple of pictures from the write-up.
Sito Muffler Parts
Exhaust Header Pipes
Orientation of Exhaust Header Seal Rings
Tightening Exhaust Header Nut
Sito Exhaust Installed
Sito Exhaust Installed