Injen AMSOIL Ea Nanofiber Dry Air Filter - 3 1/2 Filter 6 Base / 6 7/8 Tall / 5 1/2 Top

In 1999 Injen designed the first urethane filter with a built in velocity stack for added performance. The Injen Technology Research and Development Team calculates each filters mesh and pleat count for each specific application during the development stages.