stick with the brands people use , dont try to be differnt running stuff not common
toomeys , fmf's , cpi ( id go with them ) , or Grand river racing inframes ( if they even make inframes ) , i run there drag pipes and i sware by them they are the best dog diggty pipes on the market !
keep her stock until ure ready to waste money... afterall isnt a banshee around 6000 out the door new ? you can get a used one and have the hole bike rebuilt for near a 1000 and have all the coolest billet n pipes allready .....
buy used , with the intent to rebuild the motor soon .
my 1/2 0.02