As for the function of the automobile body, the automobile exhaust pipe has the function of shock absorption, noise reduction and prolonging the service life of the exhaust noise system. The main material of the exhaust pipe is stainless steel. For general motors, the automobile exhaust gas out of the engine when the pressure is very big, the noise may make people feel crazy, then play the main role is the automobile exhaust silencing pipe, silencer installed in its interior, greatly reducing the noise of automobile. The main principle is to make the air through multi channel diversion, the shunt saw rubbing impact made the air flow rate decreased gradually, this repeated cycle, eventually making emissions outflow through the exhaust pipes of vehicles, the noise is reduced! So as to achieve the effect of noise reduction in everyday cars |