You will find after market pipes will give readings of 64hp regardless of brand, the TOR pipes will be slightly less. K&N filters will gain you about 2hp on average and you will have to re-dyno to jet for those properly. There will be some with slightly higher or lower readings, but then your bike will be slightly higher or lower day to day also. You can sift through the archives and find results from when people did dyno. The attached link is a good article if you have not read it before. web page