POWERKIT!!! GPR exhaust plus special JCOSTA variator,power increase till 3hp!!!! Full system homologated and catalyzed FURORE ALU ) series, Slip-on + headerKit with catalyst and removable db killer (baffle) for racing use. It include specific link pipe and full system, brackets, holder and fasteners, the system is to install without cut anything. Link pipe stainless steel made (Aisi 304) and caps ERGAL made by CNC machineries while silencer body made by SILVER aluminum . Developed from GPR thanks to Moto GP and SBK races experiences, the system has a oval shape, Diam. 90x120mm, medium weight about 1,73 kg depending from motorbike of destination. GPR provide original homologation documents and instructions available as drawings or video or pictures books. If item is used in homologated configuration it doesn't require mapping, it is possible use panniers and central stand and sonda lambda boss is included when necessary. Available many sound file and pictures gallery,product is hand made in Italy, produced under European directives,it is street legal and it has 2 years of international warranty

• Kit exhaust system plus JCOSTA variator PIAGGIO VESPA GTS 250 I.E. 2005/15
• PIAGGIO VESPA GTS 250 I.E. 2005/15

Kit exhaust system plus JCOSTA variator PIAGGIO VESPA GTS 250 I.E. 2005/15JCOSTA