This Akrapovic Track Day Evolution Titanium Link Pipe is constructed using premium materials. It features a resonator which lowers the static noise level at 5,500rpm to 100 dB when used in conjunction with the muffler and headers from the Evolution line.Constructed using lightweight Titanium.Improves performance numbers.Reduced weight compared to OE.Easy to install.The Akrapovic Track Day Evolution Titanium Link Pipe is designed to be used for track day use which complements the evolution line without comprimising power or torque gains. When using the full system, a remap for the ECU is mandatory. When used alongside the rest of the Evolution line, the system weighs less than 3 kg! The sound produced will give a great sporty rumble reminiscent of dedicated competition bikes.