This exhaust system includes everything you need to replace the stock system. It includes, stainless pipe work, twin carbon silencers, springs, gaskets, silencer clamp, mounting stay and all other mounting hardware. This system can be used with stock Honda or Tyga bodywork/subframes Dynograph shows totaly stock 35 compared to modded bike , twin stack tyga system, 1 layer race foam, short stacks, 125 mains front and rear, standard cdi. We supply the silencer with a loose TYGA badge, this way you’re free to choose if you use it or not. Please let us know in the comment box (in checkout) if you want the silencers: Carbon Carbon/Kevlar silencer sleeve.