HKS RS CN9A/CP9A 4G63 - 70020-AM101 Boost Controllers HS1-HDSS kit features ACT's most

HS1-HDSS kit features ACT's most popular Heavy Duty pressure plate and most popular street disc

Raising the front roll-center results in a substantial increase to front roll resistance and a significant reduction in suspension compression of the outside front wheel during cornering

6240226 is a 6-pad spring-centered race discs made with high quality ceramic friction materials

computer-designed XLPE roto-molded intake tube that delivers a smooth airflow transition while seamlessly connecting to the factory intake tube

HKS RS CN9A/CP9A 4G63 - 70020-AM101 Boost Controllers HS1-HDSS kit features ACT's mostHKS RS CN9A CP9A 4G63