Motorcycle muffler is a device that allows airflow and attenuates noise. It is one of the important parts on motorcycles. The performance of the muffler not only affects the size of the motorcycle noise, but also has a greater impact on the engines po…

In most cars, the muffler is installed on the exhaust pipe, its job is to reduce the noise emitted by the car engine to a low state. The muffler is equipped with perforated pipes or chambers with partitions. When the sound waves emitted by the engine …

Car mufflers can be divided into three categories: resistive mufflers, resistive mufflers and impedance composite mufflers according to the principle and structure of noise elimination.1. Resistant mufflerResistant muffler is a kind of muffler unit, s…