Tusk First Line Air Filters make great replacement filters for your OEM air filters. High-performance filtration and flow are achieved by using high-quality, synthetic fiber mesh. Tested at 99.9% efficiency with extremely low resistance. Bottom line, these air filters provide superior filtration while maintaining maximum airflow! This filter mounts and is maintained the same as OEM. Think Tusk for all your motorcycle, ATV, and UTV performance needs!