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Reduction of free wheel spin over stock system
AQ-1 Data Logger
Note: Compatible with extended studs if the cap is removed
The Subaru STi ECU is very sensitive to modifications and will not accept most aftermarket intake kits without the use of an additional tuner
Two buttons on the faceplate deliver programmability for peak/recall
Tein H. Tech Springs - Subaru WRX / STI VA Brake Lines Reduction of free wheel spinTEIN High. Tech springs utilize the latest spring and material technology to optimize comfort, performance, and quality. Designed and tested in North America 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. High. Tech springs are designed for those seeking a
