Honda CBR1000RR Fireblade / SP 2020-23 Akrapovic Titanium Silencer Track Day Slip-On Kit (WSBK Style - Race)Honda CBR1000RR Fireblade SP 2020 23 Akrapovic Titanium Silencer Track Day Slip On Kit (WSBK Style Race) The Track Day Slip On Line for the Honda CBR1000RR R Fireblade was specially developed for use on racetracks where lower noise levels are required. It is made from race proven materials: titanium for the muffler and stainless steel for the link pipe with resonator. There are optional headers for improved torque and power, especially from the mid