Performance Intake By ACP J's Honda BB6 H22 H23 prelude Ek EG EF Dc2 Dc5 Type R Old school JDM Dual Funnel Air Filter Kit Fits Integras, Ek, EF, EG, B18C B18B B16B B16A motors from Japanese car. The Dual Funnel design improves air flow characteristics and increases maximum efficiency by reducing drag and dead spots within the air cleaner, chanelling a high speed and smooth air flow directly to the lower funnel at the base of the air filter which results in maxiumum performance.