"The Red Filter", As used in formula 1, Le Mans, Moto GP and World Superbike,
rejected as a direct replacement,
update for paper air filters OEM,
Produced with a wire mesh that contains multiple layers of oiled filter material, cotton
This allows for improved airflow, sufficient for full-performance series applications,
To further help prevent the ingress of small impurities into the engine filtration, oil is used to create a "sticky" barrier that allows airflow but helps retain smaller particles up to 7 microns.
All filters are precisely manufactured and continuously checked during production for the highest achievable quality,