See the result; first attemp fine tuning standard Yamaha Y15ZR without any part change.. Green line = Before (Factory Standard) Red line = After (Fine Tuned) Tuned by @mottolaboratory #MottoLab #FineTuning #LessCostMorePawerrr #y15zrmalaysia #y15zr #y15 #y15zrmovistar #y15zrmalaya #y15zrmalaya0fficial #y15umc #KoyMotorworks #yahoomotor #y15zrsabahcommunity #y15zrsouthernregionmelaka #y15zrklangrepublicowner #y15zrtranungregion #y15malaya #y15zr_rocket #y15z #y15zrkelantancrew https://www.instagram.com/p/Bt439HZljuc/?utm_source=ig_tumblr_share&igshid=1ggue0wuxvqok










