No-Toil Dual Stage Foam Air Filter. 

Fits: Yamaha 83-06 PW80

• Made of flame-laminated dual-layer foam, bonded with the highest quality glue to stand up to the roughest and toughest riding or terrain
• Fully open-cell structure for highest airflow and maximum protection
• These filters, used with No-Toil foam filter treatment, provide the best air filtration system in the world
• Heavy-duty glue provides protection from all solvents
• Wide, soft sealing ring for extra protection
• Flexible seams prevent cracking
• Original OEM sizes
• Made in the U.S.A.
• Better airflow for greater horsepower
• Superior foam strength for long life (40+ non-toxic washes)
• Clean easily with No-Toil's biodegradable foam filter cleaner