Feature 1 Easy to install and extend the role of exhaust muffler system life 2 Using corrugated molding technology good flexibility good air tightness 3 Can reduce air pollution Specification Model Number A44781Material Stainless SteelTotal Length 6 152mmInlet Outlet 2 5 63 5mmVisible Braid Length 4 125 105mmBraid Outside Diameter 3 375 86mmQuantity 1Package Included 1 X Exhaust Flex Pipe