4 strokes good, 2 strokes better
Complexity is the enemy of reliability
I have a front pipe for a 2006 Gas Gas EC250 it has got a few dents not the prettiest yours for £40 if it is any good to you.
Chris
Hi, I have a rear FMF turbine core to fit your bike, It's as new condition pm me if your interested.
Cheers Butty..........