I can try to take it in English instead 🙂
The rear muffler is from Biltema. We did some modifying inside + two inlets.
We also did some modifying on the front muffler. I can ask he who did that work.
(My MC engine is standard, and runs very well)
Been a Saab owner since 1987.
I have owned at least 40 Saabs, mainly older Saabs.
Today I have:
1967 96 Monte Carlo 850
1975 96 V4
1989 900i 8V 5 dørs
2007 9-3 SC tid
2008 9-3 SC tid