Motorcycle Air Cleaner Filter Element For Yamaha YZF R1 2004-2006Description:High Class quality and very durableNo Modification NeededExcellent filtration performance、 effectively increasing the intake airTwo layers of cotton to provide even lower air restriction than our replacement air filter for street vehiclesSpecification:Model Number: KL06Filter Material : Cotton GauzeFitment for:Yamaha YZF R1 2004-2006Package Included:1 x Motorcycle Air Filter