BMC, air filter element 17-23 Touring 17-23 Trikes. With OEM wedge styled air cleaner housing

The Red Filter. As used in Formula 1 Le Mans Moto GP and World Superbike. Designed as an direct replacement no hassle fit upgrade for the OEM paper air filters. Manufactured with a metallic mesh which contains multiple cotton layers of oiled filtration material. This allows improved air flow sufficient for stock to all-out performance applications. To further help prevent small impurities enter the engine filtration oil is used to create a sticky barrier which allows air flow but helps retains small particles up to 7 micron. All filters are precision made and continuously checked during production for the highest obtainable quality. Filters are washable and reuseable. EU made. 17-23 Touring 17-23 Trikes. With OEM wedge styled air cleaner housing