The Akrapovi Racing system is designed for riders who demand maximum performance. Racing system is lighter if compared to stock exhaust system and features exceptional production quality, hi-tech materials and of course increased engine performance combined with pure racing sound output. Featuring a completely new-shape muffler designinspired by Akrapovis involvement with top-class race teams, the Racing Line exhaust will give the bike that Grand Prix look and also totally transform the bike by adding more power, improving performance, and giving it that unique sporty Akrapovi sound.For perfect performance, throttle response and durability special developed mapping from our partner Dynojet has to be used. Please visit http://www.powercommander.com/powercommander.