Features: 1) Exhaust pipe, automobile exhaust system component 2) Installed between engine and muffler 3) Used to decrease engine noise and vibration 4) Absorbs muffler pipe thermal expansion 5) Compensates for exhaust converter misalignment 6) Reduces air pollution 7) Out braid, middle double layer bellows and Inner braid 8) Size, diameter and length can be produced as per client's requirements Learn more you may browse ACHTU website or contact us We can design for your drawing