EDR Kawasaki Ninja 400 (EX400) + Z400 ninja Velocity Stacks 2018+ 990 That is huge on these

That is huge on these little guys

Plus they are some of the most reliable engines out there

5 Nm with greasing

**NOTE: Some rare Ducati models may be available but not listed

26 or 29mm

EDR Kawasaki Ninja 400 (EX400) + Z400 ninja Velocity Stacks 2018+ 990 That is huge on theseUPDATED Version 6 for 2026 1 piece, no cut! The EDR Performance Ninja 400 & Z400 2018+ Velocity stack kit * All stacks are black (not red) Our Velocity are game changers. Dyno proven gains don't lie! Nearly 10% at the rear wheel! That is huge on these little guys! Developed in house on simulation software, the race track and then backed by dyno testing with real work data. Our stacks improve torque HP to smooth power delivery. Our stacks provide a