HKS RS GRB IMPREZA STI EJ207

The HKS Racing Suction Air Filter is designed to provide maximum airflow, boosting engine performance, enhancing throttle response, and increasing horsepower. It features a Hyper Stealth Frame that enhances air intake efficiency by 27%. Crafted with high-performance materials, including 2-layer polyurethane foam and a durable black anodized back plate, it's designed for long-lasting reliability and superior filtration. The signature "Super Lip Funnel" and lightweight frame ensure smooth, efficient airflow, even in tight engine bays. It offers easy installation and direct throttle mounting for seamless integration.