So we had Derek from allmoto/megabikes  Yamaha tracer back on the dyno for some tuning as a full exhaust sytem was now the next mod he decided to go for .Nice and simple to fit,remove the center stand, unbolt the ori system and away you go. Very easy to fit indeed. So initially when we put the bike on the dyno we flashed the ecu back to standard state so to see what the actual gains were from just bolting on a full exhaust system with no ecu trickery. (more…)