Graves Motorsports Yamaha YZF-R1 04-06 Velocity Stack Kit
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Graves Motorsports Yamaha R6 WORKS Velocity Stacks 08-17. This kit works on all 2010-2017 models (with stock or Yamaha Kit ECU) and all 2008 -2009 R6 (when using a 2010-2017 stock ecu, FTEcu flash or Yamaha Kit ECU).
Electronically developed and test at the track on our Team Graves Yamaha race bikes these stacks smooth power and increase horsepower across the entire power band of your R6. Images shown are digital renderings.
NOTE: When installing on a 10-17 model. These kits do not contain instructions, they are intended for race technician installation.