Homologated slip-on exhaust catalizedGP Black Titanium,limited edition, conical shape from round diam. 90 to oval diam.130mm with pentagonal exit, made with black titanium body and caps made in Avional obtained by CNC machiningOriginal GPR product, developed thanks to a long experience in World Motorbikes Championship, propose an innovative design, performance increase, relevant weight saving and a motorbike sound tone improvement.