Graves motorsports ninja ex400 smog block off plates X-Seat Note: The clamp might be

Note: The clamp might be broken by "over torque" in mounting

Highest shock load rating to date being able to withstand the power of the 400hp machines

PISTON SIZE：4Piston Φ34/Φ30 (Aluminum with Kashima coating)

Knockoff covers will often not pass tech inspections and can be dangerous to other competitors in the case of a fall

Graves motorsports ninja ex400 smog block off plates X-Seat Note: The clamp might beGraves Motorsports Smog Block Off Plate for Kawasaki Ninja EX400. The Graves Motorsports Smog Block Off Plate is designed to seal off the port on the valve cover used by the air injection system (a. k. a smog pumps or AIS). This product is intended for closed course competition use only. Use of this product for any other purpose is strictly prohibited. Fitment: Kawasaki Ninja EX400 2018 + The air induction system (AIS) burns unburned exhaust gases by