ok bmc street version. moving on to full exhaust,inputs( i know everyone thinks differently) but louder pipe is something i want along with power gain, and looks. then i need to figure out a pc. (bazzaz or powercommaned or anything else out there) thanks for the help. had this bike since 05 its an 04 and only has 2900miles on it and time for power. broke my neck on jetski accident and now i am getting close to being able to ride again