The Harley Davidson 5-Spade Hi-Flow air filter in chrome version combines functionality with aesthetics for optimized engine output. Made of high-quality 6061-T6 Billet Aluminum, this round air filter with a diameter of 5-7/8 inches offers improved air flow. The components of the air filter include a support plate, a maintenance-capable Hi-Flow filter and a front plate with a striking design on a black background and wire grilles, which underlines the visual appearance.