Exhaust Couplings feature an internal Stainless Steel Interlock Liner to facilitate smooth exhaust flow.
The Interlock Liner also protects the bellows corrugations from elevated exhaust temperatures - all while allowing a degree of flexibility required in high-performance applications.
They feature a lightweight outer wire mesh that limits bellows expansion as well as provides protection from road debris.
the measurement is the inside diameter of the Flex pipe. please check actual picture of the item to make sure it will work for your application.
