Yeah it can vary from dyno to dyno and also your elevation can play some what of a role i heard or it could be hear say i don;t know i'm pulling a 156.9 with HMF dual high mounts a K&n and Medium air box mod but no power commander so who knows i do think bikes vary alot even from stock i have had a few people tell me i should be about another 10 hp higher oh well will be more next spring after the turbo install