Description: Description:-more power, smoother acceleration-increase in power due to more airflow. Significant torque gain from mid to high-end - extend the life of the MAF sensor - less pollution MAF sensor - the easiest to maintain - no need to oil, just wash and dry - more durable, more durable than other leading brands - Element made of stainless steel, frame made of high quality treated rubber. It does not melt or warp under extreme heat. -Fits Kawasaki NINJA400 2018 Specification: Material: Useful Item Size Chart; W: Size: 240*130mm Package Included: 1 Piece Motorcycle Air Filter Note: Please allow 1-3mm error due to manual test. The color can be roacute; as a different display. Thank you for shopping with us! Have a nice day! Specifications: Material: Reusable Item Size: Size: 240*130mm Note: Please allow 1-3mm error due to manual test. The color may have