Designed to increase horsepower Washable reusable and engineered to last for the life of your vehicle Designed to provide high airflow and exceptional filtration Engineered to fit easily into your factory air box Only needs cleaning every 50 000 miles under normal highway driving conditions Specifications Filter Material: Cotton Gauze Washable: Yes Height: 81mm Outside Length: 178mm Outside Width: 98mm Filter Re-Oiling Amount: 13ml Fits: Kawasaki ZXR400 1991-1994 ZXR400R 1993