Description MWR High Performance Velocity Stacks Aprilia RS 660 & Tuono 660 Unique design with double cone set-up for midrange , torque and top-end power Remapping ECU or Fuel device is necessary . TIP : For both items (filter & stacks) it is necessary to make new fuel map , If you want to purchase filter and Velocity Stacks make sure you do the tuning all at once , safes you time and money on the dynamometer Dynosheet Aprilia RS660Blue line = original filter original velocity stacksGreen line = MWR “HE” filter MWR Velocity Stacks (MWR-VS-010) fuel mapRed line = MWR “WSBK” filter MWR Velocity Stacks (MWR-VS-010) fuel map Dynosheet Aprilia RS660 Blue line : RS660 with SF filter Red line : Same bike with MC-010-20WSBK MWR-VS-010 RapidBike Racing with Autotune
