It is the Stainless steel Mid /bend / Link Pipe forR15 V3. it is very easy to install, No Cutting No welding is required, just plug and Broom. Easy to replace the stock exhaust and increase High performance. Required especially when the stock exhaust is replaced with aftermarket high-performance exhaust/slip-on. The outer diameter is 50.8 mm which is universal and can be fit to almost all the exhaust ( Check the inlet diameter if your exhaust before buying).Racing parts should be installed by a professional mechanic.Note - Before placing an order, please make sure our product fits for your motorcycle.We also thanks you for visiting our page and viewing our products or purchasing them, kindly gave your valuable feedback on our products.