K&N 94-97 Kawasaki ZX9R Ninja 900 Unique Trapezoidal 12.5in OS L x 7.688in OS W Replacement Filter K&N Engineering KA-9094

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.