HKS Super Hybrid Filter 2002-2007 WRX / 2004-2007 STI

HKS high-performance Super Hybrid Filters are a direct replacement for OE panel filters when a factory air box is required or preferred. Super Hybrid Filters features a 3-layer dry-type filter. The filter element is bonded to a flexible nylon frame and offers a price-friendly performance alternative to a full intake system.