Motorcycle Exhaust System 1.material:aluminium alloy 2.size:60*200MM 3.air displacement:50-250CC 4.original factory Motorcycle Exhaust System Material:steel,stainless steel,aluminium alloySize:60*200MMAir displacement:50-250CCA complete range of specifications and a great variety of models.Durable in use and dependance performance.Different shapes for choosingPacking neatly and nicelycourteous ...