HKS SSQV4 Blow Off Valve Black Edition | Honda Civic Type R FL5 (23+) (71008-KH012B)Specifically engineered for the FL5 Civic Type R, this relief less blow off valve system delivers exceptional performance with instant boost response and a bold, refined acoustic presence across the entire boost range. Its innovative design ensures precise pressure regulation during both spirited driving and everyday cruising, offering consistent and reliable performance without compromise. Compact and visually striking, the unit not only performs at