WAY OFFI would run a 240 main to be of the safe side but I have the same exhaust system and it ran the best with the stock jetting (230 main)
You should do more reading before suggesting things to other people. Had he listened he could have blown up his engine
ebay. Its fmf gold series 2. powercore 2 silencer. nothing too serious, but looks damn nice!That exhaust is serious, can i ask what you paid for it and where you got it! Looking to buy one myself?