Velocity Stacks

Graves Motorsports Yamaha R6 WORKS Velocity Stacks

  Graves Motorsports Yamaha R6 WORKS Velocity Stacks. This kit works on all 2008-2022 + models (with stock, FTEcu tuning or Yamaha Kit ECU). Electronically developed and tested at the track on the Graves team race bikes these stacks smooth power and...