Silencer comprising an outside containing body (3), an inside chamber (5) with holes onto the inside wall, roving (4) placed into the inside chamber (5) and separators (6) with connection pipes (7). The silencer consist of a V-shaped pipe (8) connected to the central separators (6) having its inside part (9) with an area 40% smaller than the inside part (2) of the exhaust gas inlet pipe (1) and of a final exhaust pipe (10) having its inside part (11) with an area 10% bigger of the inside part (2) of the exhaust gas inlet pipe (1).