aFe Momentum Pro 10R Media Repl Air Filter 5-1/2x3-1/2 in F x 8-1/4x6 in B x 8x5-3/4 in T x 9in HaFe Momentum Pro 10R Media Repl Air Filter 5 1 2x3 1 2 in F x 8 1 4x6 in B x 8x5 3 4 in T x 9in H This filter features ten layers of pre oiled cotton gauze media to provide maximum Longevity. Its progressive layering allows the filters to flow at high levels even when dirty, while its inverted top makes for more filter surface area, resulting in longer service intervals. This media is only available for select diesel truck applications. Pro 10R