Vespa GTS300 Supertech / HPE 300 / GTV 300 Stage 1 Vehicle Body Type NOTE : You need to

NOTE : You need to ship your Original Ecu for programming

5inch Outlet Diameter: 3inch   Fitments (The Compatibility Is Just For Reference

Higher Topspeed and RPM

Minimum RPM and Max Rpm for Upshifting (TipT

all is don with a Software Upgrade from Maicson Ecu Tuning LTD

Vespa GTS300 Supertech / HPE 300 / GTV 300 Stage 1 Vehicle Body Type NOTE : You need toStage 1 Ecu Performance Tuning for Vespa 300 GTS HPE GTV with ASR EURO 4 + 5 Year: 2019 2022 We have created a Power Full Ecu Performance Software for the Vespa 300 engine with ASR. No need to Change the ASR Disk for more speed, all is don with a Software Upgrade from Maicson Ecu Tuning LTD. The Performance Software will give the engine Faster Throttle response, More Torque and More HP. Some model are restricted on speed and on Throttle opening to max