K&N 2018 Kawasaki EX400 Ninja Replacement Air Filter - KA-4018

K&N Engineering is a renowned leader in high-performance air filtration and induction systems, dedicated to providing superior airflow, engine protection, and enhanced performance. Made in the USA, K&N designs and manufactures a wide range of products, including washable air filters, cold air intakes, and performance air filtration systems, for vehicles, motorcycles, trucks, and more. With over 50 years of innovation, K&N utilizes advanced cotton-gauze technology to deliver exceptional filtration while boosting horsepower and fuel efficiency. Trusted by automotive enthusiasts and racing professionals worldwide, K&N Engineering continues to set the standard for quality, durability, and performance in the automotive industry.

K&N's high-flow air filters are available as a replacement for your stock motorcycle air filter element. They are custom engineered to fit your specific application and are designed to provide low restriction and increased performance, while providing excellent engine protection for your motorcycle.

Installation Instructions


This Part Fits:

Year	Make	Model	Submodel
2020-2022	Kawasaki	ER400 Z400 ABS	Base
2019-2023	Kawasaki	EX400 Ninja 400	Base
2019-2023	Kawasaki	EX400 Ninja 400 ABS	Base
2020,2022-2023	Kawasaki	EX400 Ninja 400 ABS KRT Edition	Base
2020,2023	Kawasaki	EX400 Ninja 400 KRT Edition	Base
2019	Kawasaki	Z400 ABS	Base

Fitment Years: 2019, 2020, 2021, 2022, 2023.