The BMC Motorcycle Air Filter FM515/04TRACK was manufactured developed and, in order to guarantee a higher air passage opposite the conventional motorcycle filter to one Yamaha YZF-R6 - with out Air Flow Restrictor, only Track use .

The BMC replacement filter FM515/04TRACK permits only one minimum of pressure loss to flowing through air to reach the the maximum at achievement.

By the exchange conventional Yamaha paper Filters with a BMC Motorcycle cotton Filter, results clear advantages also with to standard Yamaha YZF-R6 - with out Air Flow Restrictor, only Track use.