Exhaust silencer and all-terrain vehicle

The embodiment of the invention provides an exhaust silencer and an all-terrain vehicle, the exhaust silencer comprises a silencer body, an exhaust tail pipe and a decorative cover, the decorative cover is arranged on the exhaust tail pipe in a sleeving mode, and the decorative cover is fixedly connected with the silencer body. According to the embodiment of the invention, the decorative cover isfixed on the silencer main body, so that the decorative cover cannot increase the weight of the exhaust tail pipe; in the assembling process, a large gap does not need to be reserved between the decorative cover and the exhaust tail pipe, and waste gas can be better prevented from radiating to a vehicle body. In addition, the decorative cover has a certain positioning effect on the exhaust tail pipe, and the reliability of the exhaust tail pipe is enhanced. 本申请实施例提供一种排气消声器及全地形车，排气消声器包括消声器主体、排气尾管以及装饰罩，装饰罩套设于排气尾管，装饰罩与消声器主体固定连接。本申请实施例中，将装饰罩固定在消声器主体上，装饰罩不会增加排气尾管的重量；在装配过程中，装饰罩和排气尾管之间不需要预留较大的间隙，能够更好地阻挡废气向车体辐射；再者，装饰罩对排气尾管具有一