Tein H Tech Springs WRX (2004-2007) STI (2004) Scion Critical hardware is replaced with

Critical hardware is replaced with high tensile components to match the higher loads

This intake kit replaces your restrictive factory air box

Front: 29mm

in both sedan and hatchback body styles

Tein H Tech Springs WRX (2004-2007) STI (2004) Scion Critical hardware is replaced withTein H. Tech springs for the Subaru WRX utilize the latest spring and material technology to optimize comfort, performance, and quality. Designed and tested in North America for the WRX to be used in conjunction with OEM or similar shocks for excellent ride comfort and slightly increased handling. The line is produced with Vanadium (SAE9254V), which is durable, lightweight, and has properties to retain more spring stroke. For the WRX, H. Tech springs