IN STOCK Graves motorsports Kawasaki Ninja 400 + Z400 + Ninja 500 + Z500 Velocity Stacks ABK-EX4-VE Body 25" at the rear

25" at the rear

QSS/Blipper Harness to connect your new sensors to your ECU (Select Stock or Kit Harness from the pull down menu)

Use with stock Kawasaki rear turn signals

For use with square sissy bars only

Features a wide

IN STOCK Graves motorsports Kawasaki Ninja 400 + Z400 + Ninja 500 + Z500 Velocity Stacks ABK-EX4-VE Body 25" at the rearGraves Motorsports Kawasaki Ninja 400 Z400 Ninja 500 Z500 Velocity Stack Kit. Developed through our in house race programs. These stacks create a 6% power increase for $129. 95 no tuning required! 1st & 2nd Charts show a completely stock bike compared to a bike equipped with the Graves' velocity stacks, WORKS2 full exhaust, DNA air filter and Graves FTEcu flash 3rd Dyno chart displays a completely stock bike with and without the velocity stacks no