The whole Supplied as a kit and made from resin and brass. The parts must all be glued and possibly a slight rework is necessary. You can also ordered with 2 matching flame killers.

Add to Resin parts might be air inclusions can be or a possible rework is necessary.

Scope of delivery:
Option 1:
2x brass exhaust pipe
2x Resin Exhaust

Option 2:
2x brass exhaust pipe (Length must be still adapted)
2x Resin Exhaust
2x Flame Shredder Type1

Option 3:
2x brass exhaust pipe (length still has to be adjusted)
2x Resin Exhaust
2x Flame Shredder Type2

information on product safety