Product: 100% new material, with good filtering effect; High quality air filter replace part number# Replace part number: 13781-19B00, FS-905Package included: 1 piece Air Filter + 1 Oil Filter + 1 Spark Plug Compatible with Suzuki 1987 Quadrunner 250 4×4 (LT-4WD)1988 Quadrunner 250 2×4 (LT-F250), 1988 Quadrunner 250 4×4 (LT-4WD), 1989 Quadrunner 250 2×4 (LT-F250), 1989 Quadrunner 250 4×4 (LT-4WD), 1990 Quadrunner 250 2×4 (LT-F250), 1990 Quadrunner 250 4×4 (LT-4WD), 1991 Quadrunner 250 2×4 (LT-F250), 1991 Quadrunner 250 4×4 (LT-4WD), 1991 King Quad 300 4×4 (LT-F4WDX), 1992 Quadrunner 250 2×4 (LT-F250), 1992 Quadrunner 250 4×4 (LT-4WD), 1992 King Quad 300 4×4 (LT-F4WDX), 1993 Quadrunner 250 2×4 (LT-F250) Compatible with Suzuki 1993 Quadrunner 250 4×4 (LT-4WD), 1993 King Quad 300 4×4 (LT-F4WDX), 1994 Quadrunner 250 2×4 (LT-F250), 1994 Quadrunner 250 4×4 (LT-4WD), 1994 King Quad 300 4×4 (LT-F4WDX), 1995 Quadrunner 250 2×4 (LT-F250),1995 Quadrunner 250 4×4 (LT-4WD),1995 King Quad 300 4×4 (LT-F4WDX),1996 Quadrunner 250 2×4 (LT-F250),1996 Quadrunner 250 4×4 (LT-4WD),1996 King Quad 300 4×4 (LT-F4WDX),1997 Quadrunner 250 2×4 (LT-F250),1997 Quadrunner 250 4×4 (LT-4WD) High filtration precision and efficiency. Large ash capacity and long service life. Professional production can directly replace the original equipment filter. Main function: Filtering impurities (dust, debris and moisture) in the air to reduce wear of cylinders, spark plugs and rings; Matching the fuel and air ratio; Eliminating intake noise. The quality of our products is guaranteed, if you are not sure whether your model is suitable for our products, please contact us, we will provide you with the most sincere service!