HKS Nissan Silvia S14/S15 (93-02) Super Power Flow Filter - SR20DET

Frame Support Fits flexibly to aluminum back plate, securely fixes hyper stealth frame. It also serves as a guide for attaching the filter to the hemispherical surface, improving maintainability such as filter replacement.Super power flow with dry type 3-layer type The 3-layer dry-type polyurethane filter provides high air intake efficiency, dust filtration, and long product life. * Wet type 2 layer type exchange filter can also be usedSuper Inner Frame The cross section of the inner frame is streamlined with 16 frames parabolically placed towards the center. Simple lightweight frame design provides smoother air flow.Super Lip Funnel The defining feature of HKS intake: “Super Lip Funnel”. Super Lip Funnel maximizes air intake surface area in the limited space in the engine bay and optimizes air intake efficiency.