All Balls Racing 04-09 Yamaha YFZ450 Counter Shaft Seal Kit 2018-alfa-romeo-stelvio-quadrifoglio-esi6482032 Port plug for secondary port

Port plug for secondary port included

This cat replacement is designed as a one piece system that retains the factory O2 sensor and hanger locations for a direct bolt-on and go solution

Provides a Powerful Exhaust Note

flexible bellows coupling

All Balls Racing 04-09 Yamaha YFZ450 Counter Shaft Seal Kit 2018-alfa-romeo-stelvio-quadrifoglio-esi6482032 Port plug for secondary portKit comes with a hardened steel bushing, an upgraded seal, an O ring (where applicable), as well as a snap ring or lock washer (where applicable) Kit comes with a hardened steel bushing, an upgraded seal, an O ring (where applicable), as well as a snap ring or lock washer (where applicable)