I can tell you that on a 1997 kdx200,the RAD valve along w/a pro circuit pipe and 304 silencer(i run an fmf spark arrestor power core 2 also) make a night and day difference.The low end grunt is unreal! I mean the thing just lugs like nothing else yet pipes up extremely quickly.NO bog.
I can tell you that on a 1997 kdx200,the RAD valve along w/a pro circuit pipe and 304 silencer(i run an fmf spark arrestor power core 2 also) make a night and day difference.The low end grunt is unreal! I mean the thing just lugs like nothing else yet pipes up extremely quickly.NO bog.
for the p...