Welcome Kymco Owners!
A similar topic is currently on 49ccScoot forum. Heres a link I snipped. www.pedparts.co.uk/blog/tecnigas-exhaust
Talk to Cynthia @ scooter Alley... cynyo21@yahoo.comLast time I talked to her she said that the fella that makes the Scorpion pipes is making them for the S-9 as well.It's a 9-10.5k rpm pipe. If you header wrap it you can bring that back down to 8-9.5k