getting a free flowing exhaust is pretty much the same as removing the baffles and the catalytic converter from the standard system easily done just abit of cut and shut
but i know you can get a GPR ,FMF exhaust can for the suzuki DR200 engine thats used in this bike also if you want to make your bike look proper smart they make a standard down pipe in chromed stainless steel now qingqi the proper manufacturer of this bike.
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here's a link to see what the FMF slip in looks like
http://www.roguemotorsportz.com/i252...ng&ad=Products