Racing Line Exhaust SystemA complete high-quality stainless steel exhaust system made with close attention to detailUnique design enables it to obtain the maximum output for each specific model of motorcycle while significantly reducing overall weight for top performance in everyday riding or even in the most challenging racesHeadpipes/collector/link pipe are made of stainless steelCarbon muffler bracket included for if passenger pegs are removedECU re-mapping is recommended