QD remains the outstanding design of MV Agusta F4 faithful and helps the legendary Diva with 4 beautiful organ pipes to a
a brilliant sound. With this silencer kit the standard exhaust Valve flap is not necessary. On the connector pipe
there is provided a connection for the standard servo motor cable to the exhaust flap can.
In the 4 mufflers are absorbing dampers. Through the CNC machined end caps
the type ” slash cut ” the muffler get a completely new design . The volume and the dimensions of
this exhaust system have been calculated on the best possible result in terms of performance and sound.