Size: The Small Diameter is 2"(51mm) OD (Fits over 2" ID Pipe). The Large Diameter is 2.5"(63mm) OD (Fits over 2.5" ID Pipe). The thickness May Approx. 1/16".
Material: The exhaust pipe connector is made of 304 Stainless steel and has a polished finish. It is totally rust and corrosion resistant.
Applications: Universal fit for all exhaust/turbo/intercooler/intake piping connection.
Installation: Professional installation is highly recommended. Please check the detailed size(OD and ID) before purchasing it.
Package: There are 2 exhaust pipe reducer adapters.