FOAM AIR FILTERS: NO TOIL manufactures the World's best 2-stage foam air filters. Using only the best flame-laminated dual-layer foam bonded with the highest quality glue they hand make each foam filter to stand up to the roughest and toughest of any style of riding or terrain. These filters, used with No-Toil foam filter oil, provide the best air filtration system in the world! (Remember: NO TOIL oil washes clean in water and is 100% biodegradable; dirty water can be thrown down the sink. You do not need to use harmful petrol or kerosene to clean your filter. Fits: GasGas EC300 2001-2005 EC300 (MARZ) 1999-2000 2006 Honda CR125R 1989-2001 CR250R 1989-2001 CR500R 1989-2001 KTM 250 EXC 1994-1997 250 SX 1995 360 EGS 1997 360 EXC 1997 360 MXC 1997 360 SX 1997 Kawasaki KX125 1990-1991 KX250 1990-1991