For Yamaha YFB250 YFB250FW Timberwolf 250 1992-2000, YFM350FH Big Bear 350 4x4 Hunting (1999), YFM350FW Big Bear 350 4x4 (1987-99), YFM350FWB Big Bear 350 (1997-99), YFM350U Big Bear 350 2x4 (1996-99), YFM400FA/FW Kodiak 400 4x4 (1993-99), YFP350U Terrapro (1988), YFU1 Pro-Hauler (1989), YFU1T Pro-Hauler (1989) For Yamaha Timberwolf 250 2x4 (YFB250U) 1992 - 1998; Timberwolf 250 4x4 (YFB250FW) 1994 - 2000; Big Bear 350 4x4 (YFM350FW) 1987 - 1999; Big Bear 350 2x4 (YFM350U) 1996-1999; Moto-4 350 (YFM350ER) 1987-1995; Moto-4 250 (YFM250) 1989-1991; Kodiak 400 4x4 (YFM400FW) 1993-1999 Made of quality materials, air filter effectively traps dust, debris, and other contaminants for long-lasting durability. Designed to provide maximum airflow and block harmful particles, it helps maintain optimal engine performance Package Includes: 1pc air filter + 1pc oil filter + 1pc spark plug. Please check the model and year before purchasing For Yamaha YFB250 YFB250FW Timberwolf 250 1992-2000, YFM350FH Big Bear 350 4x4 Hunting (1999), YFM350FW Big Bear 350 4x4 (1987-99), YFM350FWB Big Bear 350 (1997-99), YFM350U Big Bear 350 2x4 (1996-99), YFM400FA/FW Kodiak 400 4x4 (1993-99), YFP350U Terrapro (1988), YFU1 Pro-Hauler (1989), YFU1T Pro-Hauler (1989) For Yamaha Timberwolf 250 2x4 (YFB250U) 1992 - 1998; Timberwolf 250 4x4 (YFB250FW) 1994 - 2000; Big Bear 350 4x4 (YFM350FW) 1987 - 1999; Big Bear 350 2x4 (YFM350U) 1996-1999; Moto-4 350 (YFM350ER) 1987-1995; Moto-4 250 (YFM250) 1989-1991; Kodiak 400 4x4 (YFM400FW) 1993-1999 Made of quality materials, air filter effectively traps dust, debris, and other contaminants for long-lasting durability. Designed to provide maximum airflow and block harmful particles, it helps maintain optimal engine performance Package Includes: 1pc air filter + 1pc oil filter + 1pc spark plug. Please check the model and year before purchasing