General description This 16 Pack GX390 Air Filter is designed for Honda GX240, GX270, GX340, and GX390 engines, ensuring easy replacement and a perfect fit for various models. It is also compatible with Generac GP5500, GP6500, GP7500E, and RS5500 generators, among others. The filters provide versatile use, suitable for a range of Honda generators and other compatible models. Technical specifications Dimensions: Length 6-1/2" x Width 4-1/2" x Height 1-3/8" OEM Replacement Part Number: 17211-899-000 Compatibility and accessories Compatible with Honda generators: EB3000, EB3500, EB3800, EB4000, EB5000, EB5000X, EB6500, EM3000, EM3500, EM3800, EM4000, EM5000, EM5000SX, EM6000, EM6500, EW140, EW170, EW171, EX3300S, EX4500S, GP5500, GP6500, GP6500E, GP7500, GP7500E, GP8000E. Also fits Generac models: GP5500, GP6500, GP7500E, RS5500, RS7000E. Usage These air filters capture contaminants and debris, preventing engine damage and extending engine life. They improve energy efficiency by