Among insiders, the Turbo Kit name is synonymous with peak performance. The GMax exhaust throws the cat among the pigeons with a great system that give a rider everything they could want. Maximum power, muffled, unobtrusive sound, stainless steel / aluminium construction, great looks and outstanding value for money. The silencer is equipped with a silencer (Noise Killer). The snap ring securing is more advantageous than a conventional screw fastening. Screws vibrate, come loose and then you lose the Noise Killer. Turbo Kit delivery includes all the necessary hardware for installation. Suitable for Vespa GT, GTS, GTV 125 (ZAPM31300 / ZAPM31301) 4 stroke maxi scooters. The product has a registration number valid within the territory of the European Union.