Universal AMSOIL Ea Nanofiber Dry Air Filter (INJX-1010-BB)With a rich history in racing and street performance, Injen Technology has established itself as a leader in filtration engineering. Lab tested and race proven, Injen's air filters feature advanced designs that maximize airflow while protecting your engine. All 8 layer cotton gauze oiled air filters are crafted with tightly layered and proprietary filter oil with advanced tackifiers to stop dirt and contaminants, ensuring your engine stays safe