KIT VELOCITY STACKS RS660 TUONO 660
These intake stacks kit improve torque in the whole rpm range, in the price it’s included a matched ECU map to be flashed with the UpMap system.
You can buy the UpMap here:
We suggest to add a race air filter to the kit, you can find the Sprint Filter for the 660 here:
ATTENTION: it’s a race product to be used in closed circuits, both stacks kit and UpMap mapping are not intended for street use.