Made of flame-laminated dual-layer foam, bonded with the highest quality glue to stand up to the roughest and toughest of any style of riding or terrain This filter, used with No Toil foam filter treatment, provides the best air filtration system in the world Fully open-cell structure for highest airflow and maximum protection Heavy-duty glue provides protection from all solvents Wide soft sealing ring for extra protection Flexible seams prevent cracking Original OEM size Made in the USA Specs PRODUCT NAME AIR FILTER TYPE DUAL-STAGE FILTER SHAPE ROUND STYLE FLAME LAMINATED COLOR/FINISH OFF-WHITE BASE COLOR OFF-WHITE FILTER MEDIA MATERIAL FOAM FILTER MEDIA STYLE DUAL-LAYER UNITS EACH RIDING STYLE OFF-ROAD / STREET Package info WEIGHT 0.1 LBS HEIGHT 2.95 LENGTH 7.08 WIDTH 6.69 POSITION NOTES 2020-2024 Yamaha YZ 125 X - - 2016-2023 Yamaha YZ 250 X - - 2003-2008 Yamaha YZ 450 F - - 2001-2007 Yamaha YZ 250 F - - 2001-2002 Yamaha WR 250 F - - 2001-2002 Yamaha YZ 426 F - - 1998-2000 Yamaha WR 400 F - - 1998-1999 Yamaha YZ 400 F - - 1992-1993 Yamaha WR 500 Z - - 1989-2024 Yamaha YZ 125 - - 1989-2023 Yamaha YZ 250