The utility model relates to a silencer for a turbo supercharged engine. The silencer comprises a shell and an inner core arranged in the shell, wherein an air channel is arranged in the axial direction of a the inner core shaft; a set of through holes are formed in the peripheral direction of the air channel; a set of a baffles is are further arranged on the outer side of the inner core; a set of mutually-independent inner cavities are formed between the baffles and the inner wall of the shell. According to the silencer provided by the utility model, the noise reduction performance of the silencer can be effectively improved; the silencer is simple in structure, small in volume and low in cost and can be widely applied to the field of automobile engine silencers.